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52 lines
1.9 KiB
Python
52 lines
1.9 KiB
Python
"""
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Custom Pygments lexer for highlighting QL code.
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Based on instructions from http://pygments.org/docs/lexerdevelopment/.
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"""
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import re
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from pygments.lexer import RegexLexer, words
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from pygments.token import Operator, Punctuation, Keyword, Comment, \
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Name, Number, String, Text
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class QLLexer(RegexLexer):
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name = 'QL'
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aliases = ['ql']
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filenames = ['*.ql','*.qll']
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mimetype = ['text/x-ql']
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flags = re.MULTILINE
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tokens = {
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'root': [
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(r'\r\n|\r|\n', Text),
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(r'\s+', Text),
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(r'\"([^\\\"\n\r\t]|\\[\"nrt\\])*\"', String),
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(r'[0-9]+(\.[0-9])?', Number),
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(r'[,;.()\[\]{}]', Punctuation),
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# Comments (one-line, multiline, and QLDoc)
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(r'\/\/.*$', Comment.Single),
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(r'\/\*([^\*][\s\S]*?)?\*\/', Comment.Multiline),
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(r'\/\*(?!\*\/)\*[\s\S]*?\*\/', Comment.Preproc),
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# Operators
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(r'<=|>=|!=|\.\.|::|[<>=\-\/*%+|]', Operator),
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# Keywords
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(r'\b(boolean|date|float|int|string)\b', Keyword.Type),
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(r'\b(abstract|cached|deprecated|external|final|library|override|private|query'
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r'|(pragma|language|bindingset)\[\w*(,\s*\w*)*\])',
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Keyword.Reserved),
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(words((
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'and', 'any', 'as', 'asc', 'avg', 'by', 'class','concat', 'count',
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'desc', 'else', 'exists', 'extends', 'false', 'forall',
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'forex', 'from', 'if', 'implies', 'import', 'in', 'instanceof',
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'max', 'min', 'module', 'newtype', 'not', 'none', 'or', 'order',
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'predicate', 'rank', 'result', 'select', 'strictconcat',
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'strictcount', 'strictsum', 'sum', 'super', 'then', 'this',
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'true', 'where'), prefix=r'\b', suffix=r'\b'),
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Keyword),
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# Identifiers
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(r'@?\w', Name),
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]
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} |