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136 lines (96 loc) · 3.54 KB
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Copy pathbasic.py
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136 lines (96 loc) · 3.54 KB
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from itertools import count
from logging import info, warn
from os import path
from re import sub as rxsub
def simpleShebang(module):
yield '#!/usr/bin/env python'
def simpleDocString(obj):
yield '""" generated source for {0} {1}'.format(obj.typeName, obj.name)
yield ''
yield '"""'
def commentedImports(module, expr):
module.factory.comment(parent=module, left=expr, fs='import: {left}')
def simpleImports(module, expr):
module.factory.expr(parent=module, left=expr, fs='import {left}')
def commentedPackages(module, expr):
module.factory.comment(parent=module, left=expr, fs='package: {left}')
def namespacePackages(module, expr):
source = module.sourceFilename
if not source:
warn('namespace package not created; source input not named.')
return
initname = path.join(path.dirname(source), '__init__.py')
if path.exists(initname):
warn('namespace package not created; __init__.py exists.')
return
with open(initname, 'w') as initfile:
initfile.write('from pkgutil import extend_path\n')
initfile.write('__path__ = extend_path(__path__, __name__)\n')
# wrong
initfile.write('\nfrom {0} import {0}\n'.format(module.name))
info('created __init__.py file for package %s.', expr)
def enumConstInts(enum, index, name):
return str(index)
def enumConstStrings(enum, index, name):
return repr(name)
scriptTemplate = """\n
if __name__ == '__main__':
{indent}import sys
{indent}{name}.main(sys.argv)"""
def scriptMainStanza(module):
def filterClass(x):
return x.isClass and x.name==module.name
def filterMethod(x):
return x.isMethod and x.isPublic and x.isStatic and \
x.isVoid and x.name=='main'
for cls in [c for c in module.children if filterClass(c)]:
if [m for m in cls.children if filterMethod(m)]:
yield scriptTemplate.format(indent=module.indent, name=module.name)
break
def outputSubs(obj, text):
subsname = '{0}OutputSubs'.format(obj.typeName)
subs = obj.config.every(subsname, [])
for sub in subs:
for pattern, repl in sub:
text = rxsub(pattern, repl, text)
return text
def overloadedClassMethods(method):
"""
NB: this implementation does not handle overloaded static (or
class) methods, only instance methods.
"""
cls = method.parent
methods = [o for o in cls.children if o.isMethod and o.name==method.name]
if len(methods) == 1:
return
for i, m in enumerate(methods[1:]):
args = [p['type'] for p in m.parameters]
args = ', '.join(args)
m.decorators.append('@{0}.register({1})'.format(method.name, args))
m.name = '{0}_{1}'.format(method.name, i)
# for this one only:
yield '@overloaded'
def maybeClassMethod(method):
if method.isStatic and 'classmethod' not in method.decorators:
yield '@classmethod'
def maybeAbstractMethod(method):
if method.parent and method.parent.isInterface:
yield '@abstractmethod'
def globalNameCounter(original, counter=count()):
return '__{0}_{1}'.format(original, counter.next())
def getBsrSrc():
from inspect import getsource
from java2python.mod.includes import bsr
return getsource(bsr)
def maybeBsr(module):
if getattr(module, 'needsBsrFunc', False):
for line in getBsrSrc().split('\n'):
yield line
def classContentSort(obj):
obj.children.sort(lambda x, y:-1 if x.isClass else 1)
def zopeInterfaceMethodMutator(obj):
for method in [c for c in obj.children if c.isMethod]:
if method.parameters and method.parameters[0]['name'] == 'self':
method.parameters.pop(0)