20 lines
732 B
Python
20 lines
732 B
Python
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#!/usr/bin/env python3
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# pattern pair
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ptn_pair = [
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('L_PARA', "[(]"),
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('R_PARA', "[)]"),
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('POS_INT', "[+]?\d+"),
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('NEG_INT', "[-]\d+"),
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('ZER_INT', "0+"),
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('BOOL', "#[tf]"),
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('DOUBLE', "[+-]?([0-9]*[.])?[0-9]+"),
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('STR', '\\"(([^\\\\]|\\\\)+)\\"'),
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('FUNC_INF', '->'), # operator
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('OP', '[+\-*/]'), # operator
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('SYMBOL', "[a-zA-Z_%][a-zA-Z0-9_%+*/\-]*"), #SYMBOL
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('CMT', ";.*"), #COMMENT
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('WS', "([ ]|\t)+"), # Whitespace
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('NL', "\n"), # Newline
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('ELSE', ".+"), # elsewhere
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]
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