rana-cli/wakatime/dependencies/php.py

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# -*- coding: utf-8 -*-
"""
wakatime.languages.php
~~~~~~~~~~~~~~~~~~~~~~
Parse dependencies from PHP code.
:copyright: (c) 2014 Alan Hamlett.
:license: BSD, see LICENSE for more details.
"""
from . import TokenParser
from ..compat import u
class PhpParser(TokenParser):
state = None
parens = 0
def parse(self):
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for index, token, content in self.tokens:
self._process_token(token, content)
return self.dependencies
def _process_token(self, token, content):
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if self.partial(token) == 'Keyword':
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self._process_keyword(token, content)
elif u(token) == 'Token.Literal.String.Single' or u(token) == 'Token.Literal.String.Double':
self._process_literal_string(token, content)
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elif u(token) == 'Token.Name.Other':
self._process_name(token, content)
elif u(token) == 'Token.Name.Function':
self._process_function(token, content)
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elif self.partial(token) == 'Punctuation':
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self._process_punctuation(token, content)
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elif self.partial(token) == 'Text':
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self._process_text(token, content)
else:
self._process_other(token, content)
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def _process_name(self, token, content):
if self.state == 'use':
self.append(content, truncate=True, separator=u("\\"))
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def _process_function(self, token, content):
if self.state == 'use function':
self.append(content, truncate=True, separator=u("\\"))
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self.state = 'use'
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def _process_keyword(self, token, content):
if content == 'include' or content == 'include_once' or content == 'require' or content == 'require_once':
self.state = 'include'
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elif content == 'use':
self.state = 'use'
elif content == 'as':
self.state = 'as'
elif self.state == 'use' and content == 'function':
self.state = 'use function'
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else:
self.state = None
def _process_literal_string(self, token, content):
if self.state == 'include':
if content != '"':
content = content.strip()
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if u(token) == 'Token.Literal.String.Double':
content = u('"{0}"').format(content)
self.append(content)
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self.state = None
def _process_punctuation(self, token, content):
if content == '(':
self.parens += 1
elif content == ')':
self.parens -= 1
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elif (self.state == 'use' or self.state == 'as') and content == ',':
self.state = 'use'
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else:
self.state = None
def _process_text(self, token, content):
pass
def _process_other(self, token, content):
self.state = None