Fixed vim and zsh
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@@ -0,0 +1,187 @@
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#!/usr/bin/env python
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# encoding: utf-8
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"""Parsing of snippet files."""
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from collections import defaultdict
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import glob
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import os
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from UltiSnips import _vim
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from UltiSnips.snippet.definition import UltiSnipsSnippetDefinition
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from UltiSnips.snippet.source.file._base import SnippetFileSource
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from UltiSnips.snippet.source.file._common import handle_extends, \
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handle_action, handle_context
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from UltiSnips.text import LineIterator, head_tail
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def find_snippet_files(ft, directory):
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"""Returns all matching snippet files for 'ft' in 'directory'."""
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patterns = ['%s.snippets', '%s_*.snippets', os.path.join('%s', '*')]
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ret = set()
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directory = os.path.expanduser(directory)
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for pattern in patterns:
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for fn in glob.glob(os.path.join(directory, pattern % ft)):
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ret.add(os.path.realpath(fn))
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return ret
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def find_all_snippet_files(ft):
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"""Returns all snippet files matching 'ft' in the given runtime path
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directory."""
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if _vim.eval("exists('b:UltiSnipsSnippetDirectories')") == '1':
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snippet_dirs = _vim.eval('b:UltiSnipsSnippetDirectories')
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else:
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snippet_dirs = _vim.eval('g:UltiSnipsSnippetDirectories')
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if len(snippet_dirs) == 1 and os.path.isabs(snippet_dirs[0]):
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check_dirs = ['']
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else:
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check_dirs = _vim.eval('&runtimepath').split(',')
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patterns = ['%s.snippets', '%s_*.snippets', os.path.join('%s', '*')]
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ret = set()
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for rtp in check_dirs:
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for snippet_dir in snippet_dirs:
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if snippet_dir == 'snippets':
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raise RuntimeError(
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"You have 'snippets' in UltiSnipsSnippetDirectories. This "
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'directory is reserved for snipMate snippets. Use another '
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'directory for UltiSnips snippets.')
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pth = os.path.realpath(os.path.expanduser(
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os.path.join(rtp, snippet_dir)))
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for pattern in patterns:
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for fn in glob.glob(os.path.join(pth, pattern % ft)):
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ret.add(fn)
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return ret
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def _handle_snippet_or_global(
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filename, line, lines, python_globals, priority, pre_expand, context
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):
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"""Parses the snippet that begins at the current line."""
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start_line_index = lines.line_index
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descr = ''
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opts = ''
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# Ensure this is a snippet
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snip = line.split()[0]
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# Get and strip options if they exist
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remain = line[len(snip):].strip()
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words = remain.split()
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if len(words) > 2:
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# second to last word ends with a quote
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if '"' not in words[-1] and words[-2][-1] == '"':
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opts = words[-1]
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remain = remain[:-len(opts) - 1].rstrip()
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if 'e' in opts and not context:
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left = remain[:-1].rfind('"')
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if left != -1 and left != 0:
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context, remain = remain[left:].strip('"'), remain[:left]
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# Get and strip description if it exists
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remain = remain.strip()
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if len(remain.split()) > 1 and remain[-1] == '"':
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left = remain[:-1].rfind('"')
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if left != -1 and left != 0:
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descr, remain = remain[left:], remain[:left]
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# The rest is the trigger
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trig = remain.strip()
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if len(trig.split()) > 1 or 'r' in opts:
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if trig[0] != trig[-1]:
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return 'error', ("Invalid multiword trigger: '%s'" % trig,
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lines.line_index)
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trig = trig[1:-1]
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end = 'end' + snip
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content = ''
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found_end = False
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for line in lines:
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if line.rstrip() == end:
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content = content[:-1] # Chomp the last newline
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found_end = True
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break
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content += line
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if not found_end:
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return 'error', ("Missing 'endsnippet' for %r" %
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trig, lines.line_index)
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if snip == 'global':
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python_globals[trig].append(content)
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elif snip == 'snippet':
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definition = UltiSnipsSnippetDefinition(
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priority, trig, content,
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descr, opts, python_globals,
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'%s:%i' % (filename, start_line_index),
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context, pre_expand)
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return 'snippet', (definition,)
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else:
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return 'error', ("Invalid snippet type: '%s'" % snip, lines.line_index)
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def _parse_snippets_file(data, filename):
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"""Parse 'data' assuming it is a snippet file.
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Yields events in the file.
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"""
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python_globals = defaultdict(list)
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lines = LineIterator(data)
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current_priority = 0
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actions = {}
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context = None
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for line in lines:
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if not line.strip():
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continue
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head, tail = head_tail(line)
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if head in ('snippet', 'global'):
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snippet = _handle_snippet_or_global(
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filename, line, lines,
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python_globals,
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current_priority,
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actions,
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context
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)
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actions = {}
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context = None
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if snippet is not None:
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yield snippet
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elif head == 'extends':
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yield handle_extends(tail, lines.line_index)
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elif head == 'clearsnippets':
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yield 'clearsnippets', (current_priority, tail.split())
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elif head == 'context':
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head, context, = handle_context(tail, lines.line_index)
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if head == 'error':
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yield (head, tail)
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elif head == 'priority':
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try:
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current_priority = int(tail.split()[0])
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except (ValueError, IndexError):
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yield 'error', ('Invalid priority %r' % tail, lines.line_index)
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elif head in ['pre_expand', 'post_expand', 'post_jump']:
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head, tail = handle_action(head, tail, lines.line_index)
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if head == 'error':
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yield (head, tail)
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else:
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actions[head], = tail
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elif head and not head.startswith('#'):
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yield 'error', ('Invalid line %r' % line.rstrip(), lines.line_index)
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class UltiSnipsFileSource(SnippetFileSource):
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"""Manages all snippets definitions found in rtp for ultisnips."""
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def _get_all_snippet_files_for(self, ft):
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return find_all_snippet_files(ft)
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def _parse_snippet_file(self, filedata, filename):
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for event, data in _parse_snippets_file(filedata, filename):
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yield event, data
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