53 lines
1.9 KiB
Python
53 lines
1.9 KiB
Python
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'''Pygments lexer for kv language
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'''
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from pygments.lexer import RegexLexer, bygroups, using
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from pygments.lexers.agile import PythonLexer
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from pygments import highlight
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from pygments.token import Comment, Text, Name, Punctuation, Operator
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from pygments.formatters import get_formatter_by_name
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import sys
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class KivyLexer(RegexLexer):
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name = 'Kivy'
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aliases = ['kivy', 'kv']
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filenames = ['*.kv']
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tokens = {
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'root': [
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(r'#:.*?$', Comment.Preproc),
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(r'#.*?$', using(PythonLexer)),
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(r'\s+', Text),
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(r'<.+>', Name.Namespace),
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(r'(\[)(\s*)(.*?)(\s*)(@)',
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bygroups(Punctuation, Text, Name.Class, Text, Operator),
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'classList'),
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(r'[A-Za-z][A-Za-z0-9]*$', Name.Attribute),
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(r'(.*?)(\s*)(:)(\s*)$',
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bygroups(Name.Class, Text, Punctuation, Text)),
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(r'(.*?)(\s*)(:)(\s*)(.*?)$',
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bygroups(Name.Attribute, Text, Punctuation, Text,
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using(PythonLexer))),
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(r'[^:]+?$', using(PythonLexer))],
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'classList': [
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(r'(,)(\s*)([A-Z][A-Za-z0-9]*)',
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bygroups(Punctuation, Text, Name.Class)),
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(r'(\+)(\s*)([A-Z][A-Za-z0-9]*)',
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bygroups(Operator, Text, Name.Class)),
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(r'\s+', Text),
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(r'[A-Z][A-Za-z0-9]*', Name.Class),
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(r'\]', Punctuation, '#pop')]}
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if __name__ == '__main__':
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''' This lexer will highlight .kv file. The first argument is the source
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file, the second argument is the format of the destination and the third
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argument is the output filename
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'''
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if len(sys.argv) != 4:
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raise Exception('Three arguments expected, found %s' %
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(len(sys.argv) - 1))
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k = KivyLexer()
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with open(sys.argv[1], 'r') as fd:
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with open(sys.argv[3], 'w') as out:
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highlight(fd.read(), k, get_formatter_by_name(sys.argv[2]), out)
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