mirror of https://github.com/morpheus65535/bazarr
121 lines
4.1 KiB
Python
121 lines
4.1 KiB
Python
"""
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pygments.lexers.oberon
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~~~~~~~~~~~~~~~~~~~~~~
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Lexers for Oberon family languages.
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:copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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import re
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from pygments.lexer import RegexLexer, include, words
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from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
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Number, Punctuation
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__all__ = ['ComponentPascalLexer']
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class ComponentPascalLexer(RegexLexer):
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"""
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For Component Pascal source code.
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.. versionadded:: 2.1
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"""
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name = 'Component Pascal'
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aliases = ['componentpascal', 'cp']
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filenames = ['*.cp', '*.cps']
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mimetypes = ['text/x-component-pascal']
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flags = re.MULTILINE | re.DOTALL
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tokens = {
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'root': [
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include('whitespace'),
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include('comments'),
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include('punctuation'),
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include('numliterals'),
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include('strings'),
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include('operators'),
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include('builtins'),
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include('identifiers'),
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],
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'whitespace': [
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(r'\n+', Text), # blank lines
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(r'\s+', Text), # whitespace
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],
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'comments': [
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(r'\(\*([^$].*?)\*\)', Comment.Multiline),
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# TODO: nested comments (* (* ... *) ... (* ... *) *) not supported!
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],
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'punctuation': [
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(r'[()\[\]{},.:;|]', Punctuation),
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],
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'numliterals': [
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(r'[0-9A-F]+X\b', Number.Hex), # char code
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(r'[0-9A-F]+[HL]\b', Number.Hex), # hexadecimal number
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(r'[0-9]+\.[0-9]+E[+-][0-9]+', Number.Float), # real number
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(r'[0-9]+\.[0-9]+', Number.Float), # real number
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(r'[0-9]+', Number.Integer), # decimal whole number
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],
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'strings': [
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(r"'[^\n']*'", String), # single quoted string
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(r'"[^\n"]*"', String), # double quoted string
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],
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'operators': [
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# Arithmetic Operators
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(r'[+-]', Operator),
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(r'[*/]', Operator),
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# Relational Operators
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(r'[=#<>]', Operator),
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# Dereferencing Operator
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(r'\^', Operator),
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# Logical AND Operator
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(r'&', Operator),
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# Logical NOT Operator
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(r'~', Operator),
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# Assignment Symbol
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(r':=', Operator),
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# Range Constructor
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(r'\.\.', Operator),
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(r'\$', Operator),
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],
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'identifiers': [
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(r'([a-zA-Z_$][\w$]*)', Name),
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],
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'builtins': [
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(words((
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'ANYPTR', 'ANYREC', 'BOOLEAN', 'BYTE', 'CHAR', 'INTEGER', 'LONGINT',
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'REAL', 'SET', 'SHORTCHAR', 'SHORTINT', 'SHORTREAL'
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), suffix=r'\b'), Keyword.Type),
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(words((
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'ABS', 'ABSTRACT', 'ARRAY', 'ASH', 'ASSERT', 'BEGIN', 'BITS', 'BY',
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'CAP', 'CASE', 'CHR', 'CLOSE', 'CONST', 'DEC', 'DIV', 'DO', 'ELSE',
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'ELSIF', 'EMPTY', 'END', 'ENTIER', 'EXCL', 'EXIT', 'EXTENSIBLE', 'FOR',
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'HALT', 'IF', 'IMPORT', 'IN', 'INC', 'INCL', 'IS', 'LEN', 'LIMITED',
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'LONG', 'LOOP', 'MAX', 'MIN', 'MOD', 'MODULE', 'NEW', 'ODD', 'OF',
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'OR', 'ORD', 'OUT', 'POINTER', 'PROCEDURE', 'RECORD', 'REPEAT', 'RETURN',
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'SHORT', 'SHORTCHAR', 'SHORTINT', 'SIZE', 'THEN', 'TYPE', 'TO', 'UNTIL',
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'VAR', 'WHILE', 'WITH'
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), suffix=r'\b'), Keyword.Reserved),
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(r'(TRUE|FALSE|NIL|INF)\b', Keyword.Constant),
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]
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}
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def analyse_text(text):
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"""The only other lexer using .cp is the C++ one, so we check if for
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a few common Pascal keywords here. Those are unfortunately quite
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common across various business languages as well."""
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result = 0
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if 'BEGIN' in text:
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result += 0.01
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if 'END' in text:
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result += 0.01
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if 'PROCEDURE' in text:
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result += 0.01
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if 'END' in text:
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result += 0.01
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return result
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