39 lines
1.5 KiB
Python
39 lines
1.5 KiB
Python
#!/usr/bin/env python
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# encoding: utf-8
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"""Parses a snipMate snippet definition and launches it into Vim."""
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from UltiSnips.snippet.parsing._base import tokenize_snippet_text, finalize
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from UltiSnips.snippet.parsing._lexer import EscapeCharToken, \
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VisualToken, TabStopToken, MirrorToken, ShellCodeToken
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from UltiSnips.text_objects import EscapedChar, Mirror, VimLCode, Visual
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_TOKEN_TO_TEXTOBJECT = {
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EscapeCharToken: EscapedChar,
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VisualToken: Visual,
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ShellCodeToken: VimLCode, # `` is VimL in snipMate
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}
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__ALLOWED_TOKENS = [
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EscapeCharToken, VisualToken, TabStopToken, MirrorToken, ShellCodeToken
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]
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__ALLOWED_TOKENS_IN_TABSTOPS = [
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EscapeCharToken, VisualToken, MirrorToken, ShellCodeToken
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]
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def _create_mirrors(all_tokens, seen_ts):
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"""Now that all tabstops are known, we can create mirrors."""
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for parent, token in all_tokens:
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if isinstance(token, MirrorToken):
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Mirror(parent, seen_ts[token.number], token)
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def parse_and_instantiate(parent_to, text, indent):
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"""Parses a snippet definition in snipMate format from 'text' assuming the
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current 'indent'. Will instantiate all the objects and link them as
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children to parent_to. Will also put the initial text into Vim."""
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all_tokens, seen_ts = tokenize_snippet_text(parent_to, text, indent,
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__ALLOWED_TOKENS, __ALLOWED_TOKENS_IN_TABSTOPS,
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_TOKEN_TO_TEXTOBJECT)
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_create_mirrors(all_tokens, seen_ts)
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finalize(all_tokens, seen_ts, parent_to)
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