From 519b7328b66c4c84f03893a31e4be5ba6b1395f2 Mon Sep 17 00:00:00 2001
From: mitchell <unknown>
Date: Sun, 11 Mar 2018 23:04:41 -0400
Subject: Added optional Lua lexer support. This support is disabled by default
 and must be enabled via compile-time option.

---
 lexlua/gettext.lua | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 lexlua/gettext.lua

(limited to 'lexlua/gettext.lua')

diff --git a/lexlua/gettext.lua b/lexlua/gettext.lua
new file mode 100644
index 000000000..5ff8c14d4
--- /dev/null
+++ b/lexlua/gettext.lua
@@ -0,0 +1,31 @@
+-- Copyright 2006-2018 Mitchell mitchell.att.foicica.com. See License.txt.
+-- Gettext 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('gettext')
+
+-- Whitespace.
+lex:add_rule('whitespace', token(lexer.WHITESPACE, lexer.space^1))
+
+-- Keywords.
+lex:add_rule('keyword', token(lexer.KEYWORD, word_match([[
+  msgid msgid_plural msgstr fuzzy c-format no-c-format
+]], true)))
+
+-- Identifiers.
+lex:add_rule('identifier', token(lexer.IDENTIFIER, lexer.word))
+
+-- Variables.
+lex:add_rule('variable', token(lexer.VARIABLE, S('%$@') * lexer.word))
+
+-- Strings.
+lex:add_rule('string', token(lexer.STRING, lexer.delimited_range('"', true)))
+
+-- Comments.
+lex:add_rule('comment', token(lexer.COMMENT, '#' * S(': .~') *
+                                             lexer.nonnewline^0))
+
+return lex
-- 
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