1 files changed, 60 insertions, 0 deletions
diff --git a/lua/lexers/actionscript.lua b/lua/lexers/actionscript.lua
new file mode 100644
index 0000000..4f0b2d1
--- /dev/null
+++ b/lua/lexers/actionscript.lua
@@ -0,0 +1,60 @@
+-- Copyright 2006-2024 Mitchell. See LICENSE.
+-- Actionscript LPeg lexer.
+
+local lexer = require('lexer')
+local token, word_match = lexer.token, lexer.word_match
+local P, S = lpeg.P, lpeg.S
+
+local lex = lexer.new('actionscript')
+
+-- Whitespace.
+lex:add_rule('whitespace', token(lexer.WHITESPACE, lexer.space^1))
+
+-- Keywords.
+lex:add_rule('keyword', token(lexer.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.
+lex:add_rule('type', token(lexer.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.
+lex:add_rule('identifier', token(lexer.IDENTIFIER, lexer.word))
+
+-- Strings.
+local sq_str = lexer.range("'", true)
+local dq_str = lexer.range('"', true)
+local ml_str = lexer.range('<![CDATA[', ']]>')
+lex:add_rule('string', token(lexer.STRING, sq_str + dq_str + ml_str))
+
+-- Comments.
+local line_comment = lexer.to_eol('//')
+local block_comment = lexer.range('/*', '*/')
+lex:add_rule('comment', token(lexer.COMMENT, line_comment + block_comment))
+
+-- Numbers.
+lex:add_rule('number', token(lexer.NUMBER, lexer.number * S('LlUuFf')^-2))
+
+-- Operators.
+lex:add_rule('operator', token(lexer.OPERATOR, S('=!<>+-/*%&|^~.,;?()[]{}')))
+
+-- Fold points.
+lex:add_fold_point(lexer.OPERATOR, '{', '}')
+lex:add_fold_point(lexer.COMMENT, '/*', '*/')
+lex:add_fold_point(lexer.STRING, '<![CDATA[', ']]>')
+
+lexer.property['scintillua.comment'] = '//'
+
+return lex