rana-cli/wakatime/dependencies/go.py

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2016-01-03 03:35:52 +00:00
# -*- coding: utf-8 -*-
"""
wakatime.languages.go
~~~~~~~~~~~~~~~~~~~~~
Parse dependencies from Go code.
:copyright: (c) 2016 Alan Hamlett.
:license: BSD, see LICENSE for more details.
"""
from . import TokenParser
class GoParser(TokenParser):
state = None
parens = 0
aliases = 0
exclude = [
r'^"fmt"$',
]
def parse(self):
for index, token, content in self.tokens:
self._process_token(token, content)
return self.dependencies
def _process_token(self, token, content):
if self.partial(token) == 'Namespace':
self._process_namespace(token, content)
elif self.partial(token) == 'Punctuation':
self._process_punctuation(token, content)
elif self.partial(token) == 'String':
self._process_string(token, content)
elif self.partial(token) == 'Text':
self._process_text(token, content)
elif self.partial(token) == 'Other':
self._process_other(token, content)
else:
self._process_misc(token, content)
def _process_namespace(self, token, content):
self.state = content
self.parens = 0
self.aliases = 0
def _process_string(self, token, content):
if self.state == 'import':
self.append(content, truncate=False)
def _process_punctuation(self, token, content):
if content == '(':
self.parens += 1
elif content == ')':
self.parens -= 1
elif content == '.':
self.aliases += 1
else:
self.state = None
def _process_text(self, token, content):
if self.state == 'import':
if content == "\n" and self.parens <= 0:
self.state = None
self.parens = 0
self.aliases = 0
else:
self.state = None
def _process_other(self, token, content):
if self.state == 'import':
self.aliases += 1
else:
self.state = None
def _process_misc(self, token, content):
self.state = None