Mercurial > repos > shellac > guppy_basecaller

annotate env/lib/python3.7/site-packages/yaml/error.py @ 0:26e78fe6e8c4 draft

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
author shellac
date Sat, 02 May 2020 07:14:21 -0400
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Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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1
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2 __all__ = ['Mark', 'YAMLError', 'MarkedYAMLError']
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3
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4 class Mark:
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5
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6 def __init__(self, name, index, line, column, buffer, pointer):
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7 self.name = name
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8 self.index = index
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9 self.line = line
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10 self.column = column
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11 self.buffer = buffer
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12 self.pointer = pointer
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13
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14 def get_snippet(self, indent=4, max_length=75):
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15 if self.buffer is None:
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16 return None
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17 head = ''
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18 start = self.pointer
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19 while start > 0 and self.buffer[start-1] not in '\0\r\n\x85\u2028\u2029':
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20 start -= 1
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21 if self.pointer-start > max_length/2-1:
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22 head = ' ... '
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23 start += 5
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24 break
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25 tail = ''
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26 end = self.pointer
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27 while end < len(self.buffer) and self.buffer[end] not in '\0\r\n\x85\u2028\u2029':
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28 end += 1
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29 if end-self.pointer > max_length/2-1:
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30 tail = ' ... '
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31 end -= 5
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32 break
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33 snippet = self.buffer[start:end]
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34 return ' '*indent + head + snippet + tail + '\n' \
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35 + ' '*(indent+self.pointer-start+len(head)) + '^'
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36
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37 def __str__(self):
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38 snippet = self.get_snippet()
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39 where = " in \"%s\", line %d, column %d" \
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40 % (self.name, self.line+1, self.column+1)
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41 if snippet is not None:
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42 where += ":\n"+snippet
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43 return where
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44
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45 class YAMLError(Exception):
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46 pass
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47
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48 class MarkedYAMLError(YAMLError):
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49
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50 def __init__(self, context=None, context_mark=None,
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51 problem=None, problem_mark=None, note=None):
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52 self.context = context
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53 self.context_mark = context_mark
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54 self.problem = problem
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55 self.problem_mark = problem_mark
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56 self.note = note
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57
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58 def __str__(self):
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59 lines = []
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60 if self.context is not None:
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61 lines.append(self.context)
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62 if self.context_mark is not None \
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63 and (self.problem is None or self.problem_mark is None
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64 or self.context_mark.name != self.problem_mark.name
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65 or self.context_mark.line != self.problem_mark.line
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66 or self.context_mark.column != self.problem_mark.column):
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67 lines.append(str(self.context_mark))
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68 if self.problem is not None:
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69 lines.append(self.problem)
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70 if self.problem_mark is not None:
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71 lines.append(str(self.problem_mark))
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72 if self.note is not None:
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73 lines.append(self.note)
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74 return '\n'.join(lines)
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75