Mercurial > repos > guerler > springsuite

comparison planemo/lib/python3.7/site-packages/yaml/error.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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0:d30785e31577 1:56ad4e20f292
1
2 __all__ = ['Mark', 'YAMLError', 'MarkedYAMLError']
3
4 class Mark:
5
6 def __init__(self, name, index, line, column, buffer, pointer):
7 self.name = name
8 self.index = index
9 self.line = line
10 self.column = column
11 self.buffer = buffer
12 self.pointer = pointer
13
14 def get_snippet(self, indent=4, max_length=75):
15 if self.buffer is None:
16 return None
17 head = ''
18 start = self.pointer
19 while start > 0 and self.buffer[start-1] not in '\0\r\n\x85\u2028\u2029':
20 start -= 1
21 if self.pointer-start > max_length/2-1:
22 head = ' ... '
23 start += 5
24 break
25 tail = ''
26 end = self.pointer
27 while end < len(self.buffer) and self.buffer[end] not in '\0\r\n\x85\u2028\u2029':
28 end += 1
29 if end-self.pointer > max_length/2-1:
30 tail = ' ... '
31 end -= 5
32 break
33 snippet = self.buffer[start:end]
34 return ' '*indent + head + snippet + tail + '\n' \
35 + ' '*(indent+self.pointer-start+len(head)) + '^'
36
37 def __str__(self):
38 snippet = self.get_snippet()
39 where = " in \"%s\", line %d, column %d" \
40 % (self.name, self.line+1, self.column+1)
41 if snippet is not None:
42 where += ":\n"+snippet
43 return where
44
45 class YAMLError(Exception):
46 pass
47
48 class MarkedYAMLError(YAMLError):
49
50 def __init__(self, context=None, context_mark=None,
51 problem=None, problem_mark=None, note=None):
52 self.context = context
53 self.context_mark = context_mark
54 self.problem = problem
55 self.problem_mark = problem_mark
56 self.note = note
57
58 def __str__(self):
59 lines = []
60 if self.context is not None:
61 lines.append(self.context)
62 if self.context_mark is not None \
63 and (self.problem is None or self.problem_mark is None
64 or self.context_mark.name != self.problem_mark.name
65 or self.context_mark.line != self.problem_mark.line
66 or self.context_mark.column != self.problem_mark.column):
67 lines.append(str(self.context_mark))
68 if self.problem is not None:
69 lines.append(self.problem)
70 if self.problem_mark is not None:
71 lines.append(str(self.problem_mark))
72 if self.note is not None:
73 lines.append(self.note)
74 return '\n'.join(lines)
75