From 039042f2e323c1f982f1de61b702c88fb33d6ccb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Fri, 16 Oct 2015 12:36:47 +0200
Subject: Import LPeg based lexers from Scintillua 3.6.1-1

These are Copyright (c) 2007-2015 Mitchell and released under the
MIT license.
---
 lexers/actionscript.lua | 75 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 lexers/actionscript.lua

(limited to 'lexers/actionscript.lua')

diff --git a/lexers/actionscript.lua b/lexers/actionscript.lua
new file mode 100644
index 0000000..0aafe63
--- /dev/null
+++ b/lexers/actionscript.lua
@@ -0,0 +1,75 @@
+-- Copyright 2006-2015 Mitchell mitchell.att.foicica.com. See LICENSE.
+-- Actionscript 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 = 'actionscript'}
+
+-- Whitespace.
+local ws = token(l.WHITESPACE, l.space^1)
+
+-- Comments.
+local line_comment = '//' * l.nonnewline^0
+local block_comment = '/*' * (l.any - '*/')^0 * P('*/')^-1
+local comment = token(l.COMMENT, line_comment + block_comment)
+
+-- Strings.
+local sq_str = l.delimited_range("'", true)
+local dq_str = l.delimited_range('"', true)
+local ml_str = '<![CDATA[' * (l.any - ']]>')^0 * ']]>'
+local string = token(l.STRING, sq_str + dq_str + ml_str)
+
+-- Numbers.
+local number = token(l.NUMBER, (l.float + l.integer) * S('LlUuFf')^-2)
+
+-- Keywords.
+local keyword = token(l.KEYWORD, word_match{
+  'break', 'continue', 'delete', 'do', 'else', 'for', 'function', 'if', 'in',
+  'new', 'on', 'return', 'this', 'typeof', 'var', 'void', 'while', 'with',
+  'NaN', 'Infinity', 'false', 'null', 'true', 'undefined',
+  -- Reserved for future use.
+  'abstract', 'case', 'catch', 'class', 'const', 'debugger', 'default',
+  'export', 'extends', 'final', 'finally', 'goto', 'implements', 'import',
+  'instanceof', 'interface', 'native', 'package', 'private', 'Void',
+  'protected', 'public', 'dynamic', 'static', 'super', 'switch', 'synchonized',
+  'throw', 'throws', 'transient', 'try', 'volatile'
+})
+
+-- Types.
+local type = token(l.TYPE, word_match{
+  'Array', 'Boolean', 'Color', 'Date', 'Function', 'Key', 'MovieClip', 'Math',
+  'Mouse', 'Number', 'Object', 'Selection', 'Sound', 'String', 'XML', 'XMLNode',
+  'XMLSocket',
+  -- Reserved for future use.
+  'boolean', 'byte', 'char', 'double', 'enum', 'float', 'int', 'long', 'short'
+})
+
+-- Identifiers.
+local identifier = token(l.IDENTIFIER, l.word)
+
+-- Operators.
+local operator = token(l.OPERATOR, S('=!<>+-/*%&|^~.,;?()[]{}'))
+
+M._rules = {
+  {'whitespace', ws},
+  {'keyword', keyword},
+  {'type', type},
+  {'identifier', identifier},
+  {'string', string},
+  {'comment', comment},
+  {'number', number},
+  {'operator', operator},
+}
+
+M._foldsymbols = {
+  _patterns = {'[{}]', '/%*', '%*/', '//', '<!%[CDATA%[', '%]%]>'},
+  [l.OPERATOR] = {['{'] = 1, ['}'] = -1},
+  [l.COMMENT] = {
+    ['/*'] = 1, ['*/'] = -1, ['//'] = l.fold_line_comments('//')
+  },
+  [l.STRING] = {['<![CDATA['] = 1, [']]>'] = -1}
+}
+
+return M
-- 
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