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import re
import os
import _import_wrapper as iw
pattern = re.compile(r"#include\s*[<\"](?P<INDUCED>[^>\"]+)[>\"]|(?:@|{@)\s*(?:import|include|from)\s*[\"'](?P<INCLUDE>[^\"']+)[\"']")
class CodeGeneratorTemplateParser(object):
def __init__(self, path, unit):
self._path = path
retargeted = os.path.join(unit.path(), os.path.relpath(path, unit.resolve(unit.path())))
with open(path, 'rb') as f:
includes, induced = CodeGeneratorTemplateParser.parse_includes(f.readlines())
self._includes = unit.resolve_include([retargeted] + includes) if includes else []
self._induced = unit.resolve_include([retargeted] + induced) if induced else []
@staticmethod
def parse_includes(lines):
includes = []
induced = []
for line in lines:
for match in pattern.finditer(line):
type = match.lastgroup
if type == 'INCLUDE':
includes.append(match.group(type))
elif type == 'INDUCED':
induced.append(match.group(type))
else:
raise Exception("Unexpected match! Perhaps it is a result of an error in pattern.")
return (includes, induced)
def includes(self):
return self._includes
def induced_deps(self):
return {
'h+cpp': self._induced
}
def init():
iw.addparser('markettemplate', CodeGeneratorTemplateParser)
iw.addparser('macro', CodeGeneratorTemplateParser)
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