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forked from VimPlug/jedi
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jedi-fork/jedi/docstrings.py
2012-12-27 14:59:42 +04:00

38 lines
1.1 KiB
Python

""" Processing of docstrings, which means parsing for types. """
import re
import evaluate
import parsing
DOCSTRING_PARAM_PATTERNS = [
r'\s*:type\s+%s:\s*([\d\w_]+)', # Sphinx
r'\s*@type\s+%s:\s*([\d\w_]+)', # Epidoc
r'\s*%s\s+\(([^()]+)\)' # googley
]
#@cache.memoize_default() # TODO add
def follow_param(param):
func = param.parent_function
#print func, param, param.parent_function
param_str = search_param_in_docstr(func.docstr, str(param.get_name()))
if param_str is not None:
p = parsing.PyFuzzyParser(param_str, None, (1, 0), no_docstr=True)
p.user_stmt.parent = func
return evaluate.follow_statement(p.user_stmt)
return []
def search_param_in_docstr(docstr, param_str):
lines = docstr.split('\n')
# look at #40 to see definitions of those params
patterns = [ re.compile(p % re.escape(param_str)) for p in DOCSTRING_PARAM_PATTERNS ]
for l in lines:
for pattern in patterns:
match = pattern.match(l)
if match:
return match.group(1)
return None