如果开发环境没有反射功能，代码改名的工作量不小，下面代码实现了批量替换变量名称。修改可用于代码转换的许多情况。
本文中用于cocos2d-x不同版本之间程序移植。
代码主要功能：将注释和字符串排除在外，其他内容匹配变量名，用字典进行替换。点击打开链接
#!/usr/bin/env python
import os
import re
import sys
import codecs
#############################
dic={}
jiacc=["spriteWithFile","actionWithDuration","menuWithItem","itemWithLabel","transitionWithDuration","spriteWithFile","labelWithString","node"]#,"Object","Sprite","Point","Scene","Node","MoveTo","Director","Application","Size","Touch","Event"]
dic["CCMutableArray"]="CCArray"
dic["CGFloat"]="float"
dic["ccTime"]="float"
for one in jiacc:
dic[one]="create"
##############################
pattern = re.compile(r"""(//[^\r\n]*) # match a single line comment
| (/\*.*?\*/)# match a multi line comment
| ("[^"]*")# match a string literal
| ([a-zA-Z_][a-zA-Z_0-9]*) #identifier
"""
, re.X | re.S)
def translateValue(old):
new=dic.get(old)
if new!=None:
return new
return old
def func(match):
if match.group(1) or match.group(2) or match.group(3):
return match.group()
if match.group(4):
returntranslateValue(match.group())#
#raw_input()
else:
return match.group()
def translateStr(source):
return re.sub(pattern,func,source)
def translateFile(inputFileName):
s=codecs.open(inputFileName,"r","utf-8").read()
return translateStr(s)
def treatfile(inputFileName):
print inputFileName
#bak
cmd="cp %s %s" %(inputFileName,inputFileName+".bak")
os.system(cmd)
#translate
fc=translateFile(inputFileName)
#output
f=codecs.open(inputFileName,"w","utf-8")
f.write(fc)
f.close()
#dir##################
def mylistdir(p,f):
a=os.listdir(p)
fs=myfind(a,f)
return(fs)
def myfind(l,p):
lr=[];
#print p
p1=p.replace(".",r"\.")
p2=p1.replace("*",".*")
p2=p2+"$"
for a in l:
#print a
ifre.search(p2,a,re.IGNORECASE)==None :
pass
#print "pass"
else:
lr.append(a)
#print "append"
return lr
def translateDir(path):#
files=mylistdir(path,"*.cpp")
files2=mylistdir(path,"*.h")
for f in files2:
files.append(f)
for f infiles:
fn=path+"/"+f
treatfile(fn)
if __name__=="__main__":
translateDir(sys.argv[1])
