132 lines
5.0 KiB
Python
132 lines
5.0 KiB
Python
from lex import Grammar, PatternRule, RegionRule, OverrideRegionRule
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from mode import Fundamental
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from method import Method, WrapParagraph
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from mode.text import TextInsertSpace
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from mode.python import PythonGrammar
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def make_string_rules(forbid):
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return [
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PatternRule('escaped', r'\\.'),
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PatternRule('data', r'[^\\' + forbid + ']+'),
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]
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class LineGrammar(Grammar): rules = [PatternRule('data', r'^.*\n$')]
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class RSTString1(Grammar): rules = make_string_rules('*')
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class RSTString2(Grammar): rules = make_string_rules('`')
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class RSTString3(Grammar): rules = make_string_rules('|')
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class RSTGrammar(Grammar):
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rules = [
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PatternRule(r'escape', r'\\.'),
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PatternRule(r'bullet', r'^ *[-*+](?=$| )'),
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PatternRule(r'enumeration', r'^ *(?:[0-9]+|#)\.(?=$| )'),
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RegionRule(r'strong_emphasis', r'\*\*', RSTString1, r'\*\*'),
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RegionRule(r'emphasis', r'\*', RSTString1, r'\*'),
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RegionRule(r'inline_literal', r'``', RSTString2, r'``'),
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RegionRule(r'interpreted', r'`', RSTString2, r'`_?'),
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PatternRule(r'anonymous', r'[a-zA-Z]+__'),
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PatternRule(r'reference', r'[a-zA-Z]+_(?![a-zA-Z0-9_])'),
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RegionRule(r'inline_internal', r'_`', RSTString2, r'`'),
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RegionRule(r'substitution', r'\|(?! )', RSTString3, r'\|'),
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PatternRule(r'footnote', r'\[[0-9]+\]_'),
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PatternRule(r'citation', r'\[.+?\]_'),
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PatternRule(r'rst_url', r'http://[^ ]+'),
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PatternRule(r'title', r'^={3,}\n$'),
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PatternRule(r'subtitle', r'^-{3,}\n$'),
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PatternRule(r'option', r'^(?:--|-|/)[a-zA-Z]+(?:[ =][-a-zA-Z_]+)?'),
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RegionRule(r'table', r'\+-+(\+-+)*\+\n$', LineGrammar, r'^\n$'),
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PatternRule(r'field', r'^:.+?:'),
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PatternRule(r'lineblock', r'^\|'),
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RegionRule(r'blocktest', r'>>>', PythonGrammar, '^\n'),
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OverrideRegionRule(r'code', r'^\.\. code-block:: +(?P<grammar>.+)\n$', None, r'^(?=[^\n ])'),
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RegionRule(r'literal_block', r'::\n$', LineGrammar, r'^(?=[^\n ])'),
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PatternRule('rst_word', r'[a-zA-Z]+'),
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PatternRule('spaces', ' +'),
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PatternRule('eol', ' +'),
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PatternRule('rst_null', r'.'),
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]
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class RstWrapParagraph(WrapParagraph):
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limit = 75
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class RstInsertSpace(TextInsertSpace):
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limit = 75
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wrapper = RstWrapParagraph
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class RstBuild(Method):
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pass
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class RST(Fundamental):
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name = 'RST'
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extensions = ['.rst']
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grammar = RSTGrammar
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colors = {
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'title': ('blue', 'default', 'bold'),
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'subtitle': ('blue', 'default'),
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'field': ('green', 'default', 'bold'),
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'option': ('green', 'default', 'bold'),
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'anonymous': ('blue', 'default', 'bold'),
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'reference': ('blue', 'default', 'bold'),
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'footnote': ('blue', 'default', 'bold'),
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'citation': ('blue', 'default', 'bold'),
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'rst_url': ('blue', 'default', 'bold'),
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'table.start': ('cyan', 'default'),
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'table.data': ('cyan', 'default'),
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'table.null': ('cyan', 'default'),
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'bullet': ('magenta', 'default', 'bold'),
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'enumeration': ('magenta', 'default', 'bold'),
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'lineblock': ('cyan', 'default', 'bold'),
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'blocktest.start': ('cyan', 'default', 'bold'),
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'emphasis.start': ('red', 'default'),
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'emphasis.data': ('red', 'default'),
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'emphasis.null': ('red', 'default'),
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'emphasis.end': ('red', 'default'),
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'strong_emphasis.start': ('red', 'default', 'bold'),
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'strong_emphasis.data': ('red', 'default', 'bold'),
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'strong_emphasis.null': ('red', 'default', 'bold'),
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'strong_emphasis.end': ('red', 'default', 'bold'),
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'interpreted.start': ('magenta', 'default'),
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'interpreted.data': ('magenta', 'default'),
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'interpreted.null': ('magenta', 'default'),
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'interpreted.end': ('magenta', 'default'),
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'inline_literal.start': ('magenta', 'default', 'bold'),
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'inline_literal.data': ('magenta', 'default', 'bold'),
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'inline_literal.null': ('magenta', 'default', 'bold'),
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'inline_literal.end': ('magenta', 'default', 'bold'),
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'inline_internal.start': ('yellow', 'default'),
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'inline_internal.data': ('yellow', 'default'),
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'inline_internal.null': ('yellow', 'default'),
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'inline_internal.end': ('magenta', 'default'),
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'substitution.start': ('cyan', 'default', 'bold'),
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'substitution.data': ('cyan', 'default', 'bold'),
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'substitution.null': ('cyan', 'default', 'bold'),
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'substitution.end': ('cyan', 'default', 'bold'),
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'code.start': ('yellow', 'default', 'bold'),
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'literal_block.start': ('yellow', 'default'),
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'literal_block.data': ('yellow', 'default'),
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'literal_block.null': ('yellow', 'default'),
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}
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actions = [RstInsertSpace, RstWrapParagraph]
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config = {
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'rst.margin': 75,
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}
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_bindings = {
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'rst-insert-space': ('SPACE',),
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'rst-wrap-paragraph': ('M-q',),
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}
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install = RST.install
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