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#!/usr/bin/env python
# -*- mode: python -*-
import sys
import os
import glob
import shutil
from ometa.runtime import ParseError
from ometa.grammar import OMeta, TreeTransformerGrammar
from ometa.builder import writePython
def main():
bin_dir = os.path.dirname(os.path.realpath(__file__))
parsley_dir = os.path.split(bin_dir)[0]
stage_dir = os.path.join(parsley_dir, 'stage')
sys.path.append(parsley_dir)
if os.path.exists(stage_dir):
print "Removing stage dir"
shutil.rmtree(stage_dir)
os.mkdir(stage_dir)
stage_pkg(parsley_dir, stage_dir, 'ometa')
stage_pkg(parsley_dir, stage_dir, 'terml')
def stage_pkg(parsley_dir, stage_dir, pkg):
print "\nCopying", pkg
stage_pkg_dir = os.path.join(stage_dir, pkg)
stage_gen_dir = os.path.join(stage_pkg_dir, '_generated')
pkg_dir = os.path.join(parsley_dir, pkg)
shutil.copytree(pkg_dir, stage_pkg_dir,
ignore=lambda src, names: [n for n in names if n.endswith('pyc')])
for filename in glob.glob(pkg_dir + "/*.parsley"):
grammar = open(filename).read()
grammarname = os.path.split(filename)[1].split('.')[0]
pyfn = os.path.join(stage_gen_dir, grammarname + '.py')
print "{src:38} => {dst}".format(src=os.path.relpath(filename, parsley_dir),
dst=os.path.relpath(pyfn, parsley_dir))
if grammar.startswith('#TreeTransformer'):
g = TreeTransformerGrammar(grammar)
else:
g = OMeta(grammar)
tree = g.parseGrammar(grammarname)
source = writePython(tree, grammar)
pythonFile = open(pyfn, 'w')
pythonFile.write(source)
if __name__ == '__main__':
main()
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