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authormitchell <unknown>2018-03-11 23:04:41 -0400
committermitchell <unknown>2018-03-11 23:04:41 -0400
commit519b7328b66c4c84f03893a31e4be5ba6b1395f2 (patch)
tree2055cd79006357e94c185f341d0df17b9a8769eb /lexlua/gtkrc.lua
parentc0373e036e965a70045971e2abc582cb4bf12a4e (diff)
downloadscintilla-mirror-519b7328b66c4c84f03893a31e4be5ba6b1395f2.tar.gz
Added optional Lua lexer support.
This support is disabled by default and must be enabled via compile-time option.
Diffstat (limited to 'lexlua/gtkrc.lua')
-rw-r--r--lexlua/gtkrc.lua58
1 files changed, 58 insertions, 0 deletions
diff --git a/lexlua/gtkrc.lua b/lexlua/gtkrc.lua
new file mode 100644
index 000000000..6c6b23003
--- /dev/null
+++ b/lexlua/gtkrc.lua
@@ -0,0 +1,58 @@
+-- Copyright 2006-2018 Mitchell mitchell.att.foicica.com. See License.txt.
+-- Gtkrc LPeg lexer.
+
+local lexer = require('lexer')
+local token, word_match = lexer.token, lexer.word_match
+local P, R, S = lpeg.P, lpeg.R, lpeg.S
+
+local lex = lexer.new('gtkrc')
+
+-- Whitespace.
+lex:add_rule('whitespace', token(lexer.WHITESPACE, lexer.space^1))
+
+-- Keywords.
+lex:add_rule('keyword', token(lexer.KEYWORD, word_match[[
+ binding class include module_path pixmap_path im_module_file style widget
+ widget_class
+]]))
+
+-- Variables.
+lex:add_rule('variable', token(lexer.VARIABLE, word_match[[
+ bg fg base text xthickness ythickness bg_pixmap font fontset font_name stock
+ color engine
+]]))
+
+-- States.
+lex:add_rule('state', token('state', word_match[[
+ ACTIVE SELECTED NORMAL PRELIGHT INSENSITIVE TRUE FALSE
+]]))
+lex:add_style('state', lexer.STYLE_CONSTANT)
+
+-- Functions.
+lex:add_rule('function', token(lexer.FUNCTION, word_match[[
+ mix shade lighter darker
+]]))
+
+-- Identifiers.
+lex:add_rule('identifier', token(lexer.IDENTIFIER, lexer.alpha *
+ (lexer.alnum + S('_-'))^0))
+
+-- Strings.
+lex:add_rule('string', token(lexer.STRING, lexer.delimited_range("'", true) +
+ lexer.delimited_range('"', true)))
+
+-- Comments.
+lex:add_rule('comment', token(lexer.COMMENT, '#' * lexer.nonnewline^0))
+
+-- Numbers.
+lex:add_rule('number', token(lexer.NUMBER, lexer.digit^1 *
+ ('.' * lexer.digit^1)^-1))
+
+-- Operators.
+lex:add_rule('operator', token(lexer.OPERATOR, S(':=,*()[]{}')))
+
+-- Fold points.
+lex:add_fold_point(lexer.OPERATOR, '{', '}')
+lex:add_fold_point(lexer.COMMENT, '#', lexer.fold_line_comments('#'))
+
+return lex