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annotate planemo/lib/python3.7/site-packages/jinja2/lexer.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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1 # -*- coding: utf-8 -*-
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2 """Implements a Jinja / Python combination lexer. The ``Lexer`` class
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3 is used to do some preprocessing. It filters out invalid operators like
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4 the bitshift operators we don't allow in templates. It separates
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5 template code and python code in expressions.
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6 """
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7 import re
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8 from ast import literal_eval
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9 from collections import deque
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10 from operator import itemgetter
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11
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12 from ._compat import implements_iterator
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13 from ._compat import intern
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14 from ._compat import iteritems
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15 from ._compat import text_type
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16 from .exceptions import TemplateSyntaxError
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17 from .utils import LRUCache
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18
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19 # cache for the lexers. Exists in order to be able to have multiple
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20 # environments with the same lexer
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21 _lexer_cache = LRUCache(50)
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22
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23 # static regular expressions
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24 whitespace_re = re.compile(r"\s+", re.U)
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25 newline_re = re.compile(r"(\r\n|\r|\n)")
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26 string_re = re.compile(
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27 r"('([^'\\]*(?:\\.[^'\\]*)*)'" r'|"([^"\\]*(?:\\.[^"\\]*)*)")', re.S
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28 )
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29 integer_re = re.compile(r"(\d+_)*\d+")
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30 float_re = re.compile(
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31 r"""
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32 (?<!\.) # doesn't start with a .
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33 (\d+_)*\d+ # digits, possibly _ separated
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34 (
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35 (\.(\d+_)*\d+)? # optional fractional part
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36 e[+\-]?(\d+_)*\d+ # exponent part
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37 |
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38 \.(\d+_)*\d+ # required fractional part
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39 )
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40 """,
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41 re.IGNORECASE | re.VERBOSE,
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42 )
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43
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44 try:
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45 # check if this Python supports Unicode identifiers
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46 compile("föö", "<unknown>", "eval")
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47 except SyntaxError:
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48 # Python 2, no Unicode support, use ASCII identifiers
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49 name_re = re.compile(r"[a-zA-Z_][a-zA-Z0-9_]*")
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50 check_ident = False
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51 else:
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52 # Unicode support, import generated re pattern and set flag to use
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53 # str.isidentifier to validate during lexing.
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54 from ._identifier import pattern as name_re
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55
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56 check_ident = True
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57
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58 # internal the tokens and keep references to them
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59 TOKEN_ADD = intern("add")
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60 TOKEN_ASSIGN = intern("assign")
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61 TOKEN_COLON = intern("colon")
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62 TOKEN_COMMA = intern("comma")
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63 TOKEN_DIV = intern("div")
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64 TOKEN_DOT = intern("dot")
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65 TOKEN_EQ = intern("eq")
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66 TOKEN_FLOORDIV = intern("floordiv")
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67 TOKEN_GT = intern("gt")
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68 TOKEN_GTEQ = intern("gteq")
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69 TOKEN_LBRACE = intern("lbrace")
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70 TOKEN_LBRACKET = intern("lbracket")
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71 TOKEN_LPAREN = intern("lparen")
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72 TOKEN_LT = intern("lt")
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73 TOKEN_LTEQ = intern("lteq")
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74 TOKEN_MOD = intern("mod")
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75 TOKEN_MUL = intern("mul")
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76 TOKEN_NE = intern("ne")
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77 TOKEN_PIPE = intern("pipe")
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78 TOKEN_POW = intern("pow")
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79 TOKEN_RBRACE = intern("rbrace")
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80 TOKEN_RBRACKET = intern("rbracket")
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81 TOKEN_RPAREN = intern("rparen")
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82 TOKEN_SEMICOLON = intern("semicolon")
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83 TOKEN_SUB = intern("sub")
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84 TOKEN_TILDE = intern("tilde")
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85 TOKEN_WHITESPACE = intern("whitespace")
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86 TOKEN_FLOAT = intern("float")
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87 TOKEN_INTEGER = intern("integer")
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88 TOKEN_NAME = intern("name")
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89 TOKEN_STRING = intern("string")
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90 TOKEN_OPERATOR = intern("operator")
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91 TOKEN_BLOCK_BEGIN = intern("block_begin")
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92 TOKEN_BLOCK_END = intern("block_end")
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93 TOKEN_VARIABLE_BEGIN = intern("variable_begin")
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94 TOKEN_VARIABLE_END = intern("variable_end")
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95 TOKEN_RAW_BEGIN = intern("raw_begin")
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96 TOKEN_RAW_END = intern("raw_end")
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97 TOKEN_COMMENT_BEGIN = intern("comment_begin")
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98 TOKEN_COMMENT_END = intern("comment_end")
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99 TOKEN_COMMENT = intern("comment")
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100 TOKEN_LINESTATEMENT_BEGIN = intern("linestatement_begin")
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101 TOKEN_LINESTATEMENT_END = intern("linestatement_end")
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102 TOKEN_LINECOMMENT_BEGIN = intern("linecomment_begin")
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103 TOKEN_LINECOMMENT_END = intern("linecomment_end")
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104 TOKEN_LINECOMMENT = intern("linecomment")
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105 TOKEN_DATA = intern("data")
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106 TOKEN_INITIAL = intern("initial")
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107 TOKEN_EOF = intern("eof")
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108
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109 # bind operators to token types
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110 operators = {
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111 "+": TOKEN_ADD,
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112 "-": TOKEN_SUB,
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113 "/": TOKEN_DIV,
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114 "//": TOKEN_FLOORDIV,
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115 "*": TOKEN_MUL,
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116 "%": TOKEN_MOD,
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117 "**": TOKEN_POW,
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118 "~": TOKEN_TILDE,
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119 "[": TOKEN_LBRACKET,
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120 "]": TOKEN_RBRACKET,
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121 "(": TOKEN_LPAREN,
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122 ")": TOKEN_RPAREN,
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123 "{": TOKEN_LBRACE,
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124 "}": TOKEN_RBRACE,
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125 "==": TOKEN_EQ,
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126 "!=": TOKEN_NE,
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127 ">": TOKEN_GT,
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128 ">=": TOKEN_GTEQ,
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129 "<": TOKEN_LT,
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130 "<=": TOKEN_LTEQ,
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131 "=": TOKEN_ASSIGN,
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132 ".": TOKEN_DOT,
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133 ":": TOKEN_COLON,
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134 "|": TOKEN_PIPE,
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135 ",": TOKEN_COMMA,
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136 ";": TOKEN_SEMICOLON,
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137 }
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138
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139 reverse_operators = dict([(v, k) for k, v in iteritems(operators)])
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140 assert len(operators) == len(reverse_operators), "operators dropped"
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141 operator_re = re.compile(
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142 "(%s)" % "|".join(re.escape(x) for x in sorted(operators, key=lambda x: -len(x)))
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143 )
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144
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145 ignored_tokens = frozenset(
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146 [
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147 TOKEN_COMMENT_BEGIN,
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148 TOKEN_COMMENT,
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149 TOKEN_COMMENT_END,
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150 TOKEN_WHITESPACE,
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151 TOKEN_LINECOMMENT_BEGIN,
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152 TOKEN_LINECOMMENT_END,
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153 TOKEN_LINECOMMENT,
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154 ]
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155 )
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156 ignore_if_empty = frozenset(
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157 [TOKEN_WHITESPACE, TOKEN_DATA, TOKEN_COMMENT, TOKEN_LINECOMMENT]
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158 )
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159
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160
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161 def _describe_token_type(token_type):
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162 if token_type in reverse_operators:
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163 return reverse_operators[token_type]
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164 return {
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165 TOKEN_COMMENT_BEGIN: "begin of comment",
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166 TOKEN_COMMENT_END: "end of comment",
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167 TOKEN_COMMENT: "comment",
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168 TOKEN_LINECOMMENT: "comment",
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169 TOKEN_BLOCK_BEGIN: "begin of statement block",
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170 TOKEN_BLOCK_END: "end of statement block",
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171 TOKEN_VARIABLE_BEGIN: "begin of print statement",
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172 TOKEN_VARIABLE_END: "end of print statement",
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173 TOKEN_LINESTATEMENT_BEGIN: "begin of line statement",
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174 TOKEN_LINESTATEMENT_END: "end of line statement",
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175 TOKEN_DATA: "template data / text",
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176 TOKEN_EOF: "end of template",
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177 }.get(token_type, token_type)
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178
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179
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180 def describe_token(token):
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181 """Returns a description of the token."""
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182 if token.type == TOKEN_NAME:
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183 return token.value
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184 return _describe_token_type(token.type)
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185
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186
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187 def describe_token_expr(expr):
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188 """Like `describe_token` but for token expressions."""
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189 if ":" in expr:
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190 type, value = expr.split(":", 1)
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191 if type == TOKEN_NAME:
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192 return value
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193 else:
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194 type = expr
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195 return _describe_token_type(type)
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196
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197
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198 def count_newlines(value):
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199 """Count the number of newline characters in the string. This is
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200 useful for extensions that filter a stream.
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201 """
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202 return len(newline_re.findall(value))
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203
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204
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205 def compile_rules(environment):
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206 """Compiles all the rules from the environment into a list of rules."""
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207 e = re.escape
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208 rules = [
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209 (
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210 len(environment.comment_start_string),
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211 TOKEN_COMMENT_BEGIN,
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212 e(environment.comment_start_string),
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213 ),
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214 (
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215 len(environment.block_start_string),
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216 TOKEN_BLOCK_BEGIN,
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217 e(environment.block_start_string),
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218 ),
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219 (
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220 len(environment.variable_start_string),
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221 TOKEN_VARIABLE_BEGIN,
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222 e(environment.variable_start_string),
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223 ),
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224 ]
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225
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226 if environment.line_statement_prefix is not None:
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227 rules.append(
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228 (
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229 len(environment.line_statement_prefix),
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230 TOKEN_LINESTATEMENT_BEGIN,
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231 r"^[ \t\v]*" + e(environment.line_statement_prefix),
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232 )
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233 )
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234 if environment.line_comment_prefix is not None:
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235 rules.append(
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236 (
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237 len(environment.line_comment_prefix),
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238 TOKEN_LINECOMMENT_BEGIN,
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239 r"(?:^|(?<=\S))[^\S\r\n]*" + e(environment.line_comment_prefix),
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240 )
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241 )
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242
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243 return [x[1:] for x in sorted(rules, reverse=True)]
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244
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245
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246 class Failure(object):
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247 """Class that raises a `TemplateSyntaxError` if called.
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248 Used by the `Lexer` to specify known errors.
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249 """
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250
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251 def __init__(self, message, cls=TemplateSyntaxError):
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252 self.message = message
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253 self.error_class = cls
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254
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255 def __call__(self, lineno, filename):
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256 raise self.error_class(self.message, lineno, filename)
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257
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258
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259 class Token(tuple):
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260 """Token class."""
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261
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262 __slots__ = ()
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263 lineno, type, value = (property(itemgetter(x)) for x in range(3))
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264
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265 def __new__(cls, lineno, type, value):
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266 return tuple.__new__(cls, (lineno, intern(str(type)), value))
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267
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268 def __str__(self):
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269 if self.type in reverse_operators:
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270 return reverse_operators[self.type]
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271 elif self.type == "name":
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272 return self.value
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273 return self.type
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274
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275 def test(self, expr):
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276 """Test a token against a token expression. This can either be a
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277 token type or ``'token_type:token_value'``. This can only test
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278 against string values and types.
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279 """
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280 # here we do a regular string equality check as test_any is usually
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281 # passed an iterable of not interned strings.
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282 if self.type == expr:
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283 return True
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284 elif ":" in expr:
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285 return expr.split(":", 1) == [self.type, self.value]
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286 return False
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287
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288 def test_any(self, *iterable):
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289 """Test against multiple token expressions."""
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290 for expr in iterable:
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291 if self.test(expr):
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292 return True
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293 return False
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294
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295 def __repr__(self):
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296 return "Token(%r, %r, %r)" % (self.lineno, self.type, self.value)
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297
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298
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299 @implements_iterator
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300 class TokenStreamIterator(object):
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301 """The iterator for tokenstreams. Iterate over the stream
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302 until the eof token is reached.
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303 """
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304
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305 def __init__(self, stream):
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306 self.stream = stream
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307
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308 def __iter__(self):
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309 return self
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310
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311 def __next__(self):
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312 token = self.stream.current
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313 if token.type is TOKEN_EOF:
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314 self.stream.close()
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315 raise StopIteration()
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316 next(self.stream)
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317 return token
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318
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319
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320 @implements_iterator
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321 class TokenStream(object):
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322 """A token stream is an iterable that yields :class:`Token`\\s. The
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323 parser however does not iterate over it but calls :meth:`next` to go
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324 one token ahead. The current active token is stored as :attr:`current`.
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325 """
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326
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327 def __init__(self, generator, name, filename):
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328 self._iter = iter(generator)
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329 self._pushed = deque()
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330 self.name = name
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331 self.filename = filename
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332 self.closed = False
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333 self.current = Token(1, TOKEN_INITIAL, "")
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334 next(self)
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335
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336 def __iter__(self):
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337 return TokenStreamIterator(self)
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338
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339 def __bool__(self):
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340 return bool(self._pushed) or self.current.type is not TOKEN_EOF
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341
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342 __nonzero__ = __bool__ # py2
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343
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344 @property
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345 def eos(self):
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346 """Are we at the end of the stream?"""
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347 return not self
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348
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349 def push(self, token):
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350 """Push a token back to the stream."""
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351 self._pushed.append(token)
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352
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353 def look(self):
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354 """Look at the next token."""
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355 old_token = next(self)
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356 result = self.current
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357 self.push(result)
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358 self.current = old_token
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359 return result
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360
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361 def skip(self, n=1):
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362 """Got n tokens ahead."""
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363 for _ in range(n):
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364 next(self)
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365
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366 def next_if(self, expr):
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367 """Perform the token test and return the token if it matched.
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368 Otherwise the return value is `None`.
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369 """
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370 if self.current.test(expr):
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371 return next(self)
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372
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373 def skip_if(self, expr):
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374 """Like :meth:`next_if` but only returns `True` or `False`."""
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375 return self.next_if(expr) is not None
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376
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377 def __next__(self):
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378 """Go one token ahead and return the old one.
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379
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380 Use the built-in :func:`next` instead of calling this directly.
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381 """
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382 rv = self.current
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383 if self._pushed:
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384 self.current = self._pushed.popleft()
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385 elif self.current.type is not TOKEN_EOF:
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386 try:
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387 self.current = next(self._iter)
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388 except StopIteration:
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389 self.close()
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390 return rv
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391
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392 def close(self):
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393 """Close the stream."""
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394 self.current = Token(self.current.lineno, TOKEN_EOF, "")
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395 self._iter = None
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396 self.closed = True
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397
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398 def expect(self, expr):
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399 """Expect a given token type and return it. This accepts the same
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400 argument as :meth:`jinja2.lexer.Token.test`.
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401 """
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402 if not self.current.test(expr):
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403 expr = describe_token_expr(expr)
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404 if self.current.type is TOKEN_EOF:
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405 raise TemplateSyntaxError(
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406 "unexpected end of template, expected %r." % expr,
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407 self.current.lineno,
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408 self.name,
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409 self.filename,
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410 )
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411 raise TemplateSyntaxError(
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412 "expected token %r, got %r" % (expr, describe_token(self.current)),
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413 self.current.lineno,
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414 self.name,
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415 self.filename,
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416 )
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417 try:
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418 return self.current
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419 finally:
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420 next(self)
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421
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422
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423 def get_lexer(environment):
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424 """Return a lexer which is probably cached."""
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425 key = (
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426 environment.block_start_string,
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427 environment.block_end_string,
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428 environment.variable_start_string,
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429 environment.variable_end_string,
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430 environment.comment_start_string,
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431 environment.comment_end_string,
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432 environment.line_statement_prefix,
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433 environment.line_comment_prefix,
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434 environment.trim_blocks,
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435 environment.lstrip_blocks,
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436 environment.newline_sequence,
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437 environment.keep_trailing_newline,
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438 )
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439 lexer = _lexer_cache.get(key)
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440 if lexer is None:
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441 lexer = Lexer(environment)
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442 _lexer_cache[key] = lexer
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443 return lexer
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444
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445
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446 class OptionalLStrip(tuple):
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447 """A special tuple for marking a point in the state that can have
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448 lstrip applied.
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449 """
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450
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451 __slots__ = ()
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452
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453 # Even though it looks like a no-op, creating instances fails
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454 # without this.
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455 def __new__(cls, *members, **kwargs):
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456 return super(OptionalLStrip, cls).__new__(cls, members)
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457
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458
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459 class Lexer(object):
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460 """Class that implements a lexer for a given environment. Automatically
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461 created by the environment class, usually you don't have to do that.
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462
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463 Note that the lexer is not automatically bound to an environment.
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464 Multiple environments can share the same lexer.
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465 """
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466
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467 def __init__(self, environment):
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468 # shortcuts
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469 e = re.escape
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470
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471 def c(x):
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472 return re.compile(x, re.M | re.S)
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473
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474 # lexing rules for tags
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475 tag_rules = [
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476 (whitespace_re, TOKEN_WHITESPACE, None),
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477 (float_re, TOKEN_FLOAT, None),
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478 (integer_re, TOKEN_INTEGER, None),
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479 (name_re, TOKEN_NAME, None),
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480 (string_re, TOKEN_STRING, None),
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481 (operator_re, TOKEN_OPERATOR, None),
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482 ]
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483
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484 # assemble the root lexing rule. because "|" is ungreedy
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485 # we have to sort by length so that the lexer continues working
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486 # as expected when we have parsing rules like <% for block and
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487 # <%= for variables. (if someone wants asp like syntax)
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488 # variables are just part of the rules if variable processing
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489 # is required.
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490 root_tag_rules = compile_rules(environment)
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491
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492 # block suffix if trimming is enabled
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493 block_suffix_re = environment.trim_blocks and "\\n?" or ""
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494
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495 # If lstrip is enabled, it should not be applied if there is any
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496 # non-whitespace between the newline and block.
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497 self.lstrip_unless_re = c(r"[^ \t]") if environment.lstrip_blocks else None
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498
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499 self.newline_sequence = environment.newline_sequence
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500 self.keep_trailing_newline = environment.keep_trailing_newline
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501
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502 # global lexing rules
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503 self.rules = {
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504 "root": [
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505 # directives
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506 (
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507 c(
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508 "(.*?)(?:%s)"
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509 % "|".join(
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510 [
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511 r"(?P<raw_begin>%s(\-|\+|)\s*raw\s*(?:\-%s\s*|%s))"
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512 % (
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513 e(environment.block_start_string),
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514 e(environment.block_end_string),
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515 e(environment.block_end_string),
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516 )
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517 ]
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518 + [
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parents:
diff changeset
519 r"(?P<%s>%s(\-|\+|))" % (n, r)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
520 for n, r in root_tag_rules
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
521 ]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
522 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
523 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
524 OptionalLStrip(TOKEN_DATA, "#bygroup"),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
525 "#bygroup",
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
526 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
527 # data
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
528 (c(".+"), TOKEN_DATA, None),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
529 ],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
530 # comments
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
531 TOKEN_COMMENT_BEGIN: [
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
532 (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
533 c(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
534 r"(.*?)((?:\-%s\s*|%s)%s)"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
535 % (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
536 e(environment.comment_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
537 e(environment.comment_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
538 block_suffix_re,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
539 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
540 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
541 (TOKEN_COMMENT, TOKEN_COMMENT_END),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
542 "#pop",
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
543 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
544 (c("(.)"), (Failure("Missing end of comment tag"),), None),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
545 ],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
546 # blocks
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
547 TOKEN_BLOCK_BEGIN: [
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
548 (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
549 c(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
550 r"(?:\-%s\s*|%s)%s"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
551 % (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
552 e(environment.block_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
553 e(environment.block_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
554 block_suffix_re,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
555 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
556 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
557 TOKEN_BLOCK_END,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
558 "#pop",
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
559 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
560 ]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
561 + tag_rules,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
562 # variables
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
563 TOKEN_VARIABLE_BEGIN: [
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
564 (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
565 c(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
566 r"\-%s\s*|%s"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
567 % (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
568 e(environment.variable_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
569 e(environment.variable_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
570 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
571 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
572 TOKEN_VARIABLE_END,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
573 "#pop",
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
574 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
575 ]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
576 + tag_rules,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
577 # raw block
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
578 TOKEN_RAW_BEGIN: [
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
579 (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
580 c(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
581 r"(.*?)((?:%s(\-|\+|))\s*endraw\s*(?:\-%s\s*|%s%s))"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
582 % (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
583 e(environment.block_start_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
584 e(environment.block_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
585 e(environment.block_end_string),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
586 block_suffix_re,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
587 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
588 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
589 OptionalLStrip(TOKEN_DATA, TOKEN_RAW_END),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
590 "#pop",
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
591 ),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
592 (c("(.)"), (Failure("Missing end of raw directive"),), None),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
593 ],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
594 # line statements
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
595 TOKEN_LINESTATEMENT_BEGIN: [
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
596 (c(r"\s*(\n|$)"), TOKEN_LINESTATEMENT_END, "#pop")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
597 ]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
598 + tag_rules,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
599 # line comments
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
600 TOKEN_LINECOMMENT_BEGIN: [
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
601 (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
602 c(r"(.*?)()(?=\n|$)"),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
603 (TOKEN_LINECOMMENT, TOKEN_LINECOMMENT_END),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
604 "#pop",
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
605 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
606 ],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
607 }
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
608
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
609 def _normalize_newlines(self, value):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
610 """Called for strings and template data to normalize it to unicode."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
611 return newline_re.sub(self.newline_sequence, value)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
612
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
613 def tokenize(self, source, name=None, filename=None, state=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
614 """Calls tokeniter + tokenize and wraps it in a token stream."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
615 stream = self.tokeniter(source, name, filename, state)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
616 return TokenStream(self.wrap(stream, name, filename), name, filename)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
617
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
618 def wrap(self, stream, name=None, filename=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
619 """This is called with the stream as returned by `tokenize` and wraps
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
620 every token in a :class:`Token` and converts the value.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
621 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
622 for lineno, token, value in stream:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
623 if token in ignored_tokens:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
624 continue
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
625 elif token == TOKEN_LINESTATEMENT_BEGIN:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
626 token = TOKEN_BLOCK_BEGIN
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
627 elif token == TOKEN_LINESTATEMENT_END:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
628 token = TOKEN_BLOCK_END
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
629 # we are not interested in those tokens in the parser
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
630 elif token in (TOKEN_RAW_BEGIN, TOKEN_RAW_END):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
631 continue
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
632 elif token == TOKEN_DATA:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
633 value = self._normalize_newlines(value)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
634 elif token == "keyword":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
635 token = value
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
636 elif token == TOKEN_NAME:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
637 value = str(value)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
638 if check_ident and not value.isidentifier():
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
639 raise TemplateSyntaxError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
640 "Invalid character in identifier", lineno, name, filename
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
641 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
642 elif token == TOKEN_STRING:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
643 # try to unescape string
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
644 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
645 value = (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
646 self._normalize_newlines(value[1:-1])
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
647 .encode("ascii", "backslashreplace")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
648 .decode("unicode-escape")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
649 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
650 except Exception as e:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
651 msg = str(e).split(":")[-1].strip()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
652 raise TemplateSyntaxError(msg, lineno, name, filename)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
653 elif token == TOKEN_INTEGER:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
654 value = int(value.replace("_", ""))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
655 elif token == TOKEN_FLOAT:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
656 # remove all "_" first to support more Python versions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
657 value = literal_eval(value.replace("_", ""))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
658 elif token == TOKEN_OPERATOR:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
659 token = operators[value]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
660 yield Token(lineno, token, value)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
661
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
662 def tokeniter(self, source, name, filename=None, state=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
663 """This method tokenizes the text and returns the tokens in a
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
664 generator. Use this method if you just want to tokenize a template.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
665 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
666 source = text_type(source)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
667 lines = source.splitlines()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
668 if self.keep_trailing_newline and source:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
669 for newline in ("\r\n", "\r", "\n"):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
670 if source.endswith(newline):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
671 lines.append("")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
672 break
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
673 source = "\n".join(lines)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
674 pos = 0
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
675 lineno = 1
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
676 stack = ["root"]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
677 if state is not None and state != "root":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
678 assert state in ("variable", "block"), "invalid state"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
679 stack.append(state + "_begin")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
680 statetokens = self.rules[stack[-1]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
681 source_length = len(source)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
682 balancing_stack = []
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
683 lstrip_unless_re = self.lstrip_unless_re
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
684 newlines_stripped = 0
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
685 line_starting = True
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
686
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
687 while 1:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
688 # tokenizer loop
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
689 for regex, tokens, new_state in statetokens:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
690 m = regex.match(source, pos)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
691 # if no match we try again with the next rule
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
692 if m is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
693 continue
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
694
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
695 # we only match blocks and variables if braces / parentheses
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
696 # are balanced. continue parsing with the lower rule which
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
697 # is the operator rule. do this only if the end tags look
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
698 # like operators
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
699 if balancing_stack and tokens in (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
700 TOKEN_VARIABLE_END,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
701 TOKEN_BLOCK_END,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
702 TOKEN_LINESTATEMENT_END,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
703 ):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
704 continue
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
705
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
706 # tuples support more options
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
707 if isinstance(tokens, tuple):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
708 groups = m.groups()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
709
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
710 if isinstance(tokens, OptionalLStrip):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
711 # Rule supports lstrip. Match will look like
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
712 # text, block type, whitespace control, type, control, ...
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
713 text = groups[0]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
714
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
715 # Skipping the text and first type, every other group is the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
716 # whitespace control for each type. One of the groups will be
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
717 # -, +, or empty string instead of None.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
718 strip_sign = next(g for g in groups[2::2] if g is not None)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
719
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
720 if strip_sign == "-":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
721 # Strip all whitespace between the text and the tag.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
722 stripped = text.rstrip()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
723 newlines_stripped = text[len(stripped) :].count("\n")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
724 groups = (stripped,) + groups[1:]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
725 elif (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
726 # Not marked for preserving whitespace.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
727 strip_sign != "+"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
728 # lstrip is enabled.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
729 and lstrip_unless_re is not None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
730 # Not a variable expression.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
731 and not m.groupdict().get(TOKEN_VARIABLE_BEGIN)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
732 ):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
733 # The start of text between the last newline and the tag.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
734 l_pos = text.rfind("\n") + 1
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
735 if l_pos > 0 or line_starting:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
736 # If there's only whitespace between the newline and the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
737 # tag, strip it.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
738 if not lstrip_unless_re.search(text, l_pos):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
739 groups = (text[:l_pos],) + groups[1:]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
740
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
741 for idx, token in enumerate(tokens):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
742 # failure group
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
743 if token.__class__ is Failure:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
744 raise token(lineno, filename)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
745 # bygroup is a bit more complex, in that case we
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
746 # yield for the current token the first named
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
747 # group that matched
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
748 elif token == "#bygroup":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
749 for key, value in iteritems(m.groupdict()):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
750 if value is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
751 yield lineno, key, value
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
752 lineno += value.count("\n")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
753 break
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
754 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
755 raise RuntimeError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
756 "%r wanted to resolve "
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
757 "the token dynamically"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
758 " but no group matched" % regex
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
759 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
760 # normal group
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
761 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
762 data = groups[idx]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
763 if data or token not in ignore_if_empty:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
764 yield lineno, token, data
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
765 lineno += data.count("\n") + newlines_stripped
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
766 newlines_stripped = 0
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
767
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
768 # strings as token just are yielded as it.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
769 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
770 data = m.group()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
771 # update brace/parentheses balance
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
772 if tokens == TOKEN_OPERATOR:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
773 if data == "{":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
774 balancing_stack.append("}")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
775 elif data == "(":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
776 balancing_stack.append(")")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
777 elif data == "[":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
778 balancing_stack.append("]")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
779 elif data in ("}", ")", "]"):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
780 if not balancing_stack:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
781 raise TemplateSyntaxError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
782 "unexpected '%s'" % data, lineno, name, filename
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
783 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
784 expected_op = balancing_stack.pop()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
785 if expected_op != data:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
786 raise TemplateSyntaxError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
787 "unexpected '%s', "
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
788 "expected '%s'" % (data, expected_op),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
789 lineno,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
790 name,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
791 filename,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
792 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
793 # yield items
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
794 if data or tokens not in ignore_if_empty:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
795 yield lineno, tokens, data
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
796 lineno += data.count("\n")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
797
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
798 line_starting = m.group()[-1:] == "\n"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
799
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
800 # fetch new position into new variable so that we can check
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
801 # if there is a internal parsing error which would result
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
802 # in an infinite loop
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
803 pos2 = m.end()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
804
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
805 # handle state changes
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
806 if new_state is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
807 # remove the uppermost state
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
808 if new_state == "#pop":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
809 stack.pop()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
810 # resolve the new state by group checking
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
811 elif new_state == "#bygroup":
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
812 for key, value in iteritems(m.groupdict()):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
813 if value is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
814 stack.append(key)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
815 break
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
816 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
817 raise RuntimeError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
818 "%r wanted to resolve the "
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
819 "new state dynamically but"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
820 " no group matched" % regex
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
821 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
822 # direct state name given
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
823 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
824 stack.append(new_state)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
825 statetokens = self.rules[stack[-1]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
826 # we are still at the same position and no stack change.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
827 # this means a loop without break condition, avoid that and
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
828 # raise error
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
829 elif pos2 == pos:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
830 raise RuntimeError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
831 "%r yielded empty string without stack change" % regex
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
832 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
833 # publish new function and start again
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
834 pos = pos2
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
835 break
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
836 # if loop terminated without break we haven't found a single match
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
837 # either we are at the end of the file or we have a problem
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
838 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
839 # end of text
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
840 if pos >= source_length:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
841 return
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
842 # something went wrong
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
843 raise TemplateSyntaxError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
844 "unexpected char %r at %d" % (source[pos], pos),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
845 lineno,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
846 name,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
847 filename,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
848 )