97 lines
4.0 KiB
Python
Executable File
97 lines
4.0 KiB
Python
Executable File
#!/usr/bin/env python
|
|
# encoding: utf-8
|
|
"""
|
|
Convert snipmate compatible snippets to UltiSnips compatible snippets
|
|
by Phillip Berndt
|
|
"""
|
|
import sys
|
|
import re
|
|
import os
|
|
import argparse
|
|
|
|
def convert_snippet_contents(content):
|
|
" If the snippet contains snipmate style substitutions, convert them to ultisnips style "
|
|
content = re.sub("`([^`]+`)", "`!v \g<1>", content)
|
|
return content
|
|
|
|
def convert_snippet_file(source):
|
|
" One file per filetype "
|
|
retval = ""
|
|
state = 0
|
|
for line in open(source).readlines():
|
|
# Ignore empty lines
|
|
if line.strip() == "":
|
|
continue
|
|
# The rest of the handlig is stateful
|
|
if state == 0:
|
|
# Find snippet start
|
|
if line[:8] == "snippet ":
|
|
snippet_info = re.match("(\S+)\s*(.*)", line[8:])
|
|
if not snippet_info:
|
|
print >> sys.stderr, "Warning: Malformed snippet\n %s\n" % line
|
|
continue
|
|
retval += 'snippet %s "%s"' % (snippet_info.group(1), snippet_info.group(2) if snippet_info.group(2) else snippet_info.group(1)) + "\n"
|
|
state = 1
|
|
snippet = ""
|
|
elif state == 1:
|
|
# First line of snippet: Get indentation
|
|
whitespace = re.search("^\s+", line)
|
|
if not whitespace:
|
|
print >> sys.stderr, "Warning: Malformed snippet, content not indented.\n"
|
|
retval += "endsnippet\n\n"
|
|
state = 0
|
|
else:
|
|
whitespace = whitespace.group(0)
|
|
snippet += line[len(whitespace):]
|
|
state = 2
|
|
elif state == 2:
|
|
# In snippet: Check if indentation level is the same. If not, snippet has ended
|
|
if line[:len(whitespace)] != whitespace:
|
|
retval += convert_snippet_contents(snippet) + "endsnippet\n\n"
|
|
# Copy-paste the section from state=0 so that we don't skip every other snippet
|
|
if line[:8] == "snippet ":
|
|
snippet_info = re.match("(\S+)\s*(.*)", line[8:])
|
|
if not snippet_info:
|
|
print >> sys.stderr, "Warning: Malformed snippet\n %s\n" % line
|
|
continue
|
|
retval += 'snippet %s "%s"' % (snippet_info.group(1), snippet_info.group(2) if snippet_info.group(2) else snippet_info.group(1)) + "\n"
|
|
state = 1
|
|
snippet = ""
|
|
else:
|
|
snippet += line[len(whitespace):]
|
|
if state == 2:
|
|
retval += convert_snippet_contents(snippet) + "endsnippet\n\n"
|
|
return retval
|
|
|
|
def convert_snippet(source):
|
|
" One file per snippet "
|
|
name = os.path.basename(source)[:-8]
|
|
return 'snippet %s "%s"' % (name, name) + "\n" + \
|
|
convert_snippet_contents(open(source).read()) + \
|
|
"\nendsnippet\n"
|
|
|
|
def convert_snippets(source):
|
|
if os.path.isdir(source):
|
|
return "\n".join((convert_snippet(os.path.join(source, x)) for x in os.listdir(source) if x[-8:] == ".snippet"))
|
|
else:
|
|
return convert_snippet_file(source)
|
|
|
|
if __name__ == '__main__':
|
|
# Parse command line
|
|
argsp = argparse.ArgumentParser(description="Convert snipmate compatible snippets to UltiSnips' file format",
|
|
epilog="example:\n %s drupal/ drupal.snippets\n will convert all drupal specific snippets from snipmate into one file drupal.snippets" % sys.argv[0],
|
|
formatter_class=argparse.RawDescriptionHelpFormatter)
|
|
argsp.add_argument("source", help="Source directory for one filetype or a snippets file")
|
|
argsp.add_argument("target", help="File to write the resulting snippets into. If omitted, the snippets will be written to stdout.", nargs="?", default="-")
|
|
args = argsp.parse_args()
|
|
|
|
source = args.source
|
|
try:
|
|
target = sys.stdout if args.target == "-" else open(args.target, "w")
|
|
except IOError:
|
|
print >> sys.stderr, "Error: Failed to open output file %s for writing" % args.target
|
|
sys.exit(1)
|
|
|
|
snippets = convert_snippets(source)
|
|
print >> target, snippets
|