fish-shell/make_completions.py
axel 176c1a487b Minor improvements to the completion generator and gcc completions
darcs-hash:20070422101414-ac50b-07612cd287d524a361e358369732c26fc9ff3b67.gz
2007-04-22 20:14:14 +10:00

106 lines
2 KiB
Python
Executable file

#!/usr/bin/env python
import sys
import commands
import re
def escape_quotes(s):
return re.sub('\'', '\\\'', s)
def escape(s):
return re.sub('([\'"#%*?])', r"\\\1", s)
def print_completion( cmd, switch_name, arg, desc ):
offset=1
switch_type = "o"
if len(switch_name) == 2:
switch_type = "s"
if switch_name[1] == "-":
switch_type = "l"
offset=2
arg_str = ""
if arg == None:
pass
elif arg == "standard":
arg_str = "-a 'c89 c99 gnu89 gnu99 c++98 gnu++98'"
else:
pass
print "complete -c %s -%s %s %s --description '%s'" % (cmd, switch_type, escape( switch_name[offset:] ), arg_str, escape_quotes(desc))
def clean_whitespace( str ):
clean_whitespace_prog0 = re.compile( r"-[ \t]*\n[ \t\r]+" )
clean_whitespace_prog1 = re.compile( r"[ \n\t]+" )
clean_whitespace_prog2 = re.compile( r"^[ \t\r]*", re.MULTILINE )
str = clean_whitespace_prog0.sub( "", str )
str = clean_whitespace_prog1.sub( " ", str )
str = clean_whitespace_prog2.sub( "", str )
return str
cmd = sys.argv[1]
man = commands.getoutput( "man %s | col -b" % cmd )
remainder = man
re1 = r"\n( *-[^ ,]* *(|\n))+[^.]+"
prog1 = re.compile(re1, re.MULTILINE)
re2 = r"^(|=[^ ]*)( |\n)*(?P<switch>-[^ =./\n]+)( *[^-\n ]*\n|)"
prog2 = re.compile(re2, re.MULTILINE)
re3 = r"^=(?P<arg>[^ ]*)"
prog3 = re.compile(re2, 0)
while True:
match = prog1.search( remainder )
if match == None:
break
# print "yay match!!!\n"
str = match.string[match.start():match.end()]
# print str
rem2 = str
switch = []
while True:
match2 = prog2.search( rem2 )
if match2 == None:
break
sw = match2.expand( r"\g<switch>" )
# print "yay switch %s!!!\n" %sw
switch.append( sw )
rem2 = rem2[match2.end():]
match_arg = prog3.search( rem2 )
arg = None
if match_arg != None:
arg = match_arg.expand( r"\g<arg>" )
rem2 = rem2[match_arg.end():]
desc = clean_whitespace(rem2)
if len( desc) > 8 and arg != None:
# print "Yay desc '%s'!!\n" % desc
for i in switch:
print_completion( cmd, i, arg, desc )
remainder = remainder[match.end():]