525 lines
18 KiB
JavaScript
525 lines
18 KiB
JavaScript
/* ***** BEGIN LICENSE BLOCK *****
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* Distributed under the BSD license:
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*
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* Copyright (c) 2010, Ajax.org B.V.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Ajax.org B.V. nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ***** END LICENSE BLOCK ***** */
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ace.define('ace/mode/lua', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/lua_highlight_rules', 'ace/range'], function(require, exports, module) {
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var oop = require("../lib/oop");
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var TextMode = require("./text").Mode;
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var Tokenizer = require("../tokenizer").Tokenizer;
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var LuaHighlightRules = require("./lua_highlight_rules").LuaHighlightRules;
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var Range = require("../range").Range;
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var Mode = function() {
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this.$tokenizer = new Tokenizer(new LuaHighlightRules().getRules());
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};
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oop.inherits(Mode, TextMode);
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(function() {
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var indentKeywords = {
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"function": 1,
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"then": 1,
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"do": 1,
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"else": 1,
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"elseif": 1,
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"repeat": 1,
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"end": -1,
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"until": -1,
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};
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var outdentKeywords = [
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"else",
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"elseif",
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"end",
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"until"
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];
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function getNetIndentLevel(tokens) {
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var level = 0;
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// Support single-line blocks by decrementing the indent level if
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// an ending token is found
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for (var i in tokens){
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var token = tokens[i];
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if (token.type == "keyword") {
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if (token.value in indentKeywords) {
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level += indentKeywords[token.value];
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}
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} else if (token.type == "paren.lparen") {
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level ++;
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} else if (token.type == "paren.rparen") {
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level --;
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}
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}
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// Limit the level to +/- 1 since usually users only indent one level
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// at a time regardless of the logical nesting level
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if (level < 0) {
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return -1;
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} else if (level > 0) {
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return 1;
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} else {
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return 0;
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}
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}
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this.getNextLineIndent = function(state, line, tab) {
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var indent = this.$getIndent(line);
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var level = 0;
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var tokenizedLine = this.$tokenizer.getLineTokens(line, state);
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var tokens = tokenizedLine.tokens;
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if (state == "start") {
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level = getNetIndentLevel(tokens);
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}
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if (level > 0) {
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return indent + tab;
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} else if (level < 0 && indent.substr(indent.length - tab.length) == tab) {
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// Don't do a next-line outdent if we're going to do a real outdent of this line
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if (!this.checkOutdent(state, line, "\n")) {
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return indent.substr(0, indent.length - tab.length);
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}
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}
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return indent;
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};
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this.checkOutdent = function(state, line, input) {
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if (input != "\n" && input != "\r" && input != "\r\n")
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return false;
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if (line.match(/^\s*[\)\}\]]$/))
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return true;
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var tokens = this.$tokenizer.getLineTokens(line.trim(), state).tokens;
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if (!tokens || !tokens.length)
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return false;
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return (tokens[0].type == "keyword" && outdentKeywords.indexOf(tokens[0].value) != -1);
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};
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this.autoOutdent = function(state, session, row) {
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var prevLine = session.getLine(row - 1);
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var prevIndent = this.$getIndent(prevLine).length;
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var prevTokens = this.$tokenizer.getLineTokens(prevLine, "start").tokens;
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var tabLength = session.getTabString().length;
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var expectedIndent = prevIndent + tabLength * getNetIndentLevel(prevTokens);
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var curIndent = this.$getIndent(session.getLine(row)).length;
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if (curIndent < expectedIndent) {
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// User already outdented //
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return;
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}
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session.outdentRows(new Range(row, 0, row + 2, 0));
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};
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}).call(Mode.prototype);
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exports.Mode = Mode;
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});
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ace.define('ace/mode/lua_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text_highlight_rules'], function(require, exports, module) {
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var oop = require("../lib/oop");
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var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
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var LuaHighlightRules = function() {
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var keywords = (
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"break|do|else|elseif|end|for|function|if|in|local|repeat|"+
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"return|then|until|while|or|and|not"
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);
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var builtinConstants = ("true|false|nil|_G|_VERSION");
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var functions = (
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// builtinFunctions
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"string|xpcall|package|tostring|print|os|unpack|require|"+
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"getfenv|setmetatable|next|assert|tonumber|io|rawequal|"+
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"collectgarbage|getmetatable|module|rawset|math|debug|"+
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"pcall|table|newproxy|type|coroutine|_G|select|gcinfo|"+
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"pairs|rawget|loadstring|ipairs|_VERSION|dofile|setfenv|"+
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"load|error|loadfile|"+
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"sub|upper|len|gfind|rep|find|match|char|dump|gmatch|"+
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"reverse|byte|format|gsub|lower|preload|loadlib|loaded|"+
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"loaders|cpath|config|path|seeall|exit|setlocale|date|"+
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"getenv|difftime|remove|time|clock|tmpname|rename|execute|"+
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"lines|write|close|flush|open|output|type|read|stderr|"+
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"stdin|input|stdout|popen|tmpfile|log|max|acos|huge|"+
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"ldexp|pi|cos|tanh|pow|deg|tan|cosh|sinh|random|randomseed|"+
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"frexp|ceil|floor|rad|abs|sqrt|modf|asin|min|mod|fmod|log10|"+
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"atan2|exp|sin|atan|getupvalue|debug|sethook|getmetatable|"+
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"gethook|setmetatable|setlocal|traceback|setfenv|getinfo|"+
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"setupvalue|getlocal|getregistry|getfenv|setn|insert|getn|"+
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"foreachi|maxn|foreach|concat|sort|remove|resume|yield|"+
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"status|wrap|create|running|"+
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// metatableMethods
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"__add|__sub|__mod|__unm|__concat|__lt|__index|__call|__gc|__metatable|"+
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"__mul|__div|__pow|__len|__eq|__le|__newindex|__tostring|__mode|__tonumber"
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);
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var stdLibaries = ("string|package|os|io|math|debug|table|coroutine");
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var futureReserved = "";
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var deprecatedIn5152 = ("setn|foreach|foreachi|gcinfo|log10|maxn");
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var keywordMapper = this.createKeywordMapper({
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"keyword": keywords,
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"support.function": functions,
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"invalid.deprecated": deprecatedIn5152,
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"constant.library": stdLibaries,
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"constant.language": builtinConstants,
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"invalid.illegal": futureReserved,
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"variable.language": "this"
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}, "identifier");
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var strPre = "";
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var decimalInteger = "(?:(?:[1-9]\\d*)|(?:0))";
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var hexInteger = "(?:0[xX][\\dA-Fa-f]+)";
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var integer = "(?:" + decimalInteger + "|" + hexInteger + ")";
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var fraction = "(?:\\.\\d+)";
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var intPart = "(?:\\d+)";
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var pointFloat = "(?:(?:" + intPart + "?" + fraction + ")|(?:" + intPart + "\\.))";
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var floatNumber = "(?:" + pointFloat + ")";
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var comment_stack = [];
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this.$rules = {
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"start" :
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// bracketed comments
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[{
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token : "comment", // --[[ comment
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regex : strPre + '\\-\\-\\[\\[.*\\]\\]'
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}, {
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token : "comment", // --[=[ comment
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regex : strPre + '\\-\\-\\[\\=\\[.*\\]\\=\\]'
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}, {
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token : "comment", // --[==[ comment
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regex : strPre + '\\-\\-\\[\\={2}\\[.*\\]\\={2}\\]'
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}, {
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token : "comment", // --[===[ comment
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regex : strPre + '\\-\\-\\[\\={3}\\[.*\\]\\={3}\\]'
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}, {
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token : "comment", // --[====[ comment
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regex : strPre + '\\-\\-\\[\\={4}\\[.*\\]\\={4}\\]'
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}, {
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token : "comment", // --[====+[ comment
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regex : strPre + '\\-\\-\\[\\={5}\\=*\\[.*\\]\\={5}\\=*\\]'
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},
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// multiline bracketed comments
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{
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token : "comment", // --[[ comment
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regex : strPre + '\\-\\-\\[\\[.*$',
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merge : true,
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next : "qcomment"
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}, {
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token : "comment", // --[=[ comment
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regex : strPre + '\\-\\-\\[\\=\\[.*$',
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merge : true,
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next : "qcomment1"
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}, {
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token : "comment", // --[==[ comment
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regex : strPre + '\\-\\-\\[\\={2}\\[.*$',
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merge : true,
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next : "qcomment2"
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}, {
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token : "comment", // --[===[ comment
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regex : strPre + '\\-\\-\\[\\={3}\\[.*$',
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merge : true,
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next : "qcomment3"
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}, {
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token : "comment", // --[====[ comment
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regex : strPre + '\\-\\-\\[\\={4}\\[.*$',
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merge : true,
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next : "qcomment4"
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}, {
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token : function(value){ // --[====+[ comment
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// WARNING: EXTREMELY SLOW, but this is the only way to circumvent the
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// limits imposed by the current automaton.
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// I've never personally seen any practical code where 5 or more '='s are
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// used for string or commenting, so this will rarely be invoked.
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var pattern = /\-\-\[(\=+)\[/, match;
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// you can never be too paranoid ;)
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if ((match = pattern.exec(value)) != null && (match = match[1]) != undefined)
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comment_stack.push(match.length);
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return "comment";
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},
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regex : strPre + '\\-\\-\\[\\={5}\\=*\\[.*$',
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merge : true,
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next : "qcomment5"
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},
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// single line comments
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{
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token : "comment",
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regex : "\\-\\-.*$"
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},
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// bracketed strings
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{
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token : "string", // [[ string
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regex : strPre + '\\[\\[.*\\]\\]'
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}, {
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token : "string", // [=[ string
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regex : strPre + '\\[\\=\\[.*\\]\\=\\]'
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}, {
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token : "string", // [==[ string
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regex : strPre + '\\[\\={2}\\[.*\\]\\={2}\\]'
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}, {
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token : "string", // [===[ string
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regex : strPre + '\\[\\={3}\\[.*\\]\\={3}\\]'
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}, {
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token : "string", // [====[ string
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regex : strPre + '\\[\\={4}\\[.*\\]\\={4}\\]'
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}, {
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token : "string", // [====+[ string
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regex : strPre + '\\[\\={5}\\=*\\[.*\\]\\={5}\\=*\\]'
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},
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// multiline bracketed strings
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{
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token : "string", // [[ string
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regex : strPre + '\\[\\[.*$',
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merge : true,
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next : "qstring"
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}, {
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token : "string", // [=[ string
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regex : strPre + '\\[\\=\\[.*$',
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merge : true,
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next : "qstring1"
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}, {
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token : "string", // [==[ string
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regex : strPre + '\\[\\={2}\\[.*$',
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merge : true,
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next : "qstring2"
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}, {
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token : "string", // [===[ string
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regex : strPre + '\\[\\={3}\\[.*$',
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merge : true,
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next : "qstring3"
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}, {
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token : "string", // [====[ string
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regex : strPre + '\\[\\={4}\\[.*$',
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merge : true,
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next : "qstring4"
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}, {
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token : function(value){ // --[====+[ string
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// WARNING: EXTREMELY SLOW, see above.
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var pattern = /\[(\=+)\[/, match;
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if ((match = pattern.exec(value)) != null && (match = match[1]) != undefined)
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comment_stack.push(match.length);
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return "string";
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},
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regex : strPre + '\\[\\={5}\\=*\\[.*$',
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merge : true,
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next : "qstring5"
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},
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{
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token : "string", // " string
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regex : strPre + '"(?:[^\\\\]|\\\\.)*?"'
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}, {
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token : "string", // ' string
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regex : strPre + "'(?:[^\\\\]|\\\\.)*?'"
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}, {
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token : "constant.numeric", // float
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regex : floatNumber
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}, {
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token : "constant.numeric", // integer
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regex : integer + "\\b"
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}, {
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token : keywordMapper,
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regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
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}, {
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token : "keyword.operator",
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regex : "\\+|\\-|\\*|\\/|%|\\#|\\^|~|<|>|<=|=>|==|~=|=|\\:|\\.\\.\\.|\\.\\."
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}, {
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token : "paren.lparen",
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regex : "[\\[\\(\\{]"
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}, {
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token : "paren.rparen",
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regex : "[\\]\\)\\}]"
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}, {
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token : "text",
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regex : "\\s+"
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} ],
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"qcomment": [ {
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token : "comment",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\]",
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next : "start"
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}, {
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token : "comment",
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merge : true,
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regex : '.+'
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} ],
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"qcomment1": [ {
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token : "comment",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\=\\]",
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next : "start"
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}, {
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token : "comment",
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merge : true,
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regex : '.+'
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} ],
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"qcomment2": [ {
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token : "comment",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\={2}\\]",
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next : "start"
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}, {
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token : "comment",
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merge : true,
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regex : '.+'
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} ],
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"qcomment3": [ {
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token : "comment",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\={3}\\]",
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next : "start"
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}, {
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token : "comment",
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merge : true,
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regex : '.+'
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} ],
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"qcomment4": [ {
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token : "comment",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\={4}\\]",
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next : "start"
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}, {
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token : "comment",
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merge : true,
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regex : '.+'
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} ],
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"qcomment5": [ {
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token : function(value){
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// very hackish, mutates the qcomment5 field on the fly.
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var pattern = /\](\=+)\]/, rule = this.rules.qcomment5[0], match;
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rule.next = "start";
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if ((match = pattern.exec(value)) != null && (match = match[1]) != undefined){
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var found = match.length, expected;
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if ((expected = comment_stack.pop()) != found){
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comment_stack.push(expected);
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rule.next = "qcomment5";
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}
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}
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return "comment";
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},
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\={5}\\=*\\]",
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next : "start"
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}, {
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token : "comment",
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merge : true,
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regex : '.+'
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} ],
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"qstring": [ {
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token : "string",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\]",
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next : "start"
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}, {
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token : "string",
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merge : true,
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regex : '.+'
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} ],
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"qstring1": [ {
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token : "string",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\=\\]",
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next : "start"
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}, {
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token : "string",
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merge : true,
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regex : '.+'
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} ],
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"qstring2": [ {
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token : "string",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\={2}\\]",
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next : "start"
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}, {
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token : "string",
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merge : true,
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regex : '.+'
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} ],
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"qstring3": [ {
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token : "string",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\={3}\\]",
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next : "start"
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}, {
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token : "string",
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merge : true,
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regex : '.+'
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} ],
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"qstring4": [ {
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token : "string",
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regex : "(?:[^\\\\]|\\\\.)*?\\]\\={4}\\]",
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next : "start"
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}, {
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token : "string",
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merge : true,
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regex : '.+'
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} ],
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"qstring5": [ {
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token : function(value){
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// very hackish, mutates the qstring5 field on the fly.
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var pattern = /\](\=+)\]/, rule = this.rules.qstring5[0], match;
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rule.next = "start";
|
|
if ((match = pattern.exec(value)) != null && (match = match[1]) != undefined){
|
|
var found = match.length, expected;
|
|
if ((expected = comment_stack.pop()) != found){
|
|
comment_stack.push(expected);
|
|
rule.next = "qstring5";
|
|
}
|
|
}
|
|
|
|
return "string";
|
|
},
|
|
regex : "(?:[^\\\\]|\\\\.)*?\\]\\={5}\\=*\\]",
|
|
next : "start"
|
|
}, {
|
|
token : "string",
|
|
merge : true,
|
|
regex : '.+'
|
|
} ]
|
|
|
|
};
|
|
|
|
}
|
|
|
|
oop.inherits(LuaHighlightRules, TextHighlightRules);
|
|
|
|
exports.LuaHighlightRules = LuaHighlightRules;
|
|
});
|