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| -rw-r--r-- | doc/LPegLexer.html | 1 | ||||
| -rw-r--r-- | lexlua/mediawiki.lua | 58 |
2 files changed, 59 insertions, 0 deletions
diff --git a/doc/LPegLexer.html b/doc/LPegLexer.html index 57b0622af..a52c7493a 100644 --- a/doc/LPegLexer.html +++ b/doc/LPegLexer.html @@ -2545,6 +2545,7 @@ operator 30 <li>Man Page</li> <li>Markdown</li> <li>MATLAB<code>*</code></li> + <li>MediaWiki</li> <li>MoonScript</li> <li>Myrddin</li> <li>Nemerle<code>*</code></li> diff --git a/lexlua/mediawiki.lua b/lexlua/mediawiki.lua new file mode 100644 index 000000000..f3d7efff7 --- /dev/null +++ b/lexlua/mediawiki.lua @@ -0,0 +1,58 @@ +-- Copyright 2006-2019 Mitchell mitchell.att.foicica.com. See License.txt. +-- MediaWiki LPeg lexer. +-- Contributed by Alexander Misel. + +local lexer = require('lexer') +local token, word_match = lexer.token, lexer.word_match +local P, R, S, B = lpeg.P, lpeg.R, lpeg.S, lpeg.B + +local lex = lexer.new('mediawiki') + +-- Comments. +lex:add_rule('comment', token(lexer.COMMENT, '<!--' * (lexer.any - '-->')^0 * + P('-->')^-1)) + +-- HTML-like tags +local tag_start = token('tag_start', '<' * P('/')^-1 * lexer.alnum^1 * + lexer.space^0) +local tag_attr = token('tag_attr', lexer.alpha^1 * lexer.space^0 * + ('=' * lexer.space^0 * + ('"' * ((lexer.any - S('>"\\')) + + ('\\' * lexer.any))^0 * '"' + + (lexer.any - lexer.space - '>')^0)^-1)^0 * + lexer.space^0) +local tag_end = token('tag_end', P('/')^-1 * '>') +lex:add_rule('tag', tag_start * tag_attr^0 * tag_end) +lex:add_style('tag_start', lexer.STYLE_KEYWORD) +lex:add_style('tag_attr', lexer.STYLE_TYPE) +lex:add_style('tag_end', lexer.STYLE_KEYWORD) + +-- Link +lex:add_rule('link', token(lexer.STRING, S('[]'))) +lex:add_rule('internal_link', B('[[') * + token('link_article', (lexer.any - '|' - ']]')^1)) +lex:add_style('link_article', lexer.STYLE_STRING..',underlined') + +-- Templates and parser functions. +lex:add_rule('template', token(lexer.OPERATOR, S('{}'))) +lex:add_rule('parser_func', B('{{') * + token('parser_func', P('#') * lexer.alpha^1 + + lexer.upper^1 * ':')) +lex:add_rule('template_name', B('{{') * + token('template_name', (lexer.any - S('{}|'))^1)) +lex:add_style('parser_func', lexer.STYLE_FUNCTION) +lex:add_style('template_name', lexer.STYLE_OPERATOR..',underlined') + +-- Operators. +lex:add_rule('operator', token(lexer.OPERATOR, S('-=|#~!'))) + +-- Behavior switches +local start_pat = P(function(_, pos) return pos == 1 end) +lex:add_rule('behavior_switch', (B(lexer.space) + start_pat) * + token('behavior_switch', + '__' * (P('TOC') + 'FORCETOC' + 'NOTOC' + + 'NOEDITSECTION' + 'NOCC' + + 'NOINDEX') * '__') * #lexer.space) +lex:add_style('behavior_switch', lexer.STYLE_KEYWORD) + +return lex |