diff options
Diffstat (limited to 'lexers/context.lua')
| -rw-r--r-- | lexers/context.lua | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/lexers/context.lua b/lexers/context.lua deleted file mode 100644 index 30ec1b0..0000000 --- a/lexers/context.lua +++ /dev/null @@ -1,59 +0,0 @@ --- Copyright 2006-2013 Robert Gieseke. See LICENSE. --- ConTeXt LPeg lexer. - -local l = require('lexer') -local token, word_match = l.token, l.word_match -local P, R, S = lpeg.P, lpeg.R, lpeg.S - -local M = {_NAME = 'context'} - --- Whitespace. -local ws = token(l.WHITESPACE, l.space^1) - --- Comments. -local comment = token(l.COMMENT, '%' * l.nonnewline^0) - --- Commands. -local command = token(l.KEYWORD, '\\' * (l.alpha^1 + S('#$&~_^%{}'))) - --- Sections. -local section = token('section', '\\' * word_match{ - 'part', 'chapter', 'section', 'subsection', 'subsubsection', 'title', - 'subject', 'subsubject', 'subsubsubject' -}) - --- ConTeXt environments. -local environment = token('environment', '\\' * (P('start') + 'stop') * l.word) - --- Operators. -local operator = token(l.OPERATOR, S('$&#{}[]')) - -M._rules = { - {'whitespace', ws}, - {'comment', comment}, - {'environment', environment}, - {'section', section}, - {'keyword', command}, - {'operator', operator}, -} - -M._tokenstyles = { - environment = l.STYLE_KEYWORD, - section = l.STYLE_CLASS -} - -M._foldsymbols = { - _patterns = {'\\start', '\\stop', '[{}]', '%%'}, - ['environment'] = {['\\start'] = 1, ['\\stop'] = -1}, - [l.OPERATOR] = {['{'] = 1, ['}'] = -1}, - [l.COMMENT] = {['%'] = l.fold_line_comments('%')} -} - --- Embedded Lua. -local luatex = l.load('lua') -local luatex_start_rule = #P('\\startluacode') * environment -local luatex_end_rule = #P('\\stopluacode') * environment -l.embed_lexer(M, luatex, luatex_start_rule, luatex_end_rule) - - -return M |
