mirror of
https://github.com/cappuccino/cappuccino.git
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119 lines
3.2 KiB
JavaScript
119 lines
3.2 KiB
JavaScript
/*
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* FileExecutable.js
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* Objective-J
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*
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* Created by Francisco Tolmasky.
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* Copyright 2010, 280 North, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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var FileExecutablesForURLStrings = { };
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function FileExecutable(/*CFURL*/ aURL)
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{
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if (!aURL._path) aURL = new CFURL(aURL);
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var URLString = aURL.absoluteString(),
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existingFileExecutable = FileExecutablesForURLStrings[URLString];
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if (existingFileExecutable)
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return existingFileExecutable;
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FileExecutablesForURLStrings[URLString] = this;
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var fileContents = rootResource.nodeAtSubPath(aURL.path()).contents(),
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executable = NULL,
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extension = aURL.pathExtension();
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if (fileContents.match(/^@STATIC;/))
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executable = decompile(fileContents, aURL);
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else if (extension === "j" || !extension)
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executable = exports.preprocess(fileContents, aURL, Preprocessor.Flags.IncludeDebugSymbols);
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else
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executable = new Executable(fileContents, [], aURL);
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Executable.apply(this, [executable.code(), executable.fileDependencies(), aURL, executable._function]);
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this._hasExecuted = NO;
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}
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exports.FileExecutable = FileExecutable;
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FileExecutable.prototype = new Executable();
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#ifdef COMMONJS
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FileExecutable.allFileExecutables = function()
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{
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var URLString,
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fileExecutables = [];
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for (URLString in FileExecutablesForURLStrings)
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if (hasOwnProperty.call(FileExecutablesForURLStrings, URLString))
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fileExecutables.push(FileExecutablesForURLStrings[URLString]);
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return fileExecutables;
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}
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#endif
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FileExecutable.prototype.execute = function(/*BOOL*/ shouldForce)
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{
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if (this._hasExecuted && !shouldForce)
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return;
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this._hasExecuted = YES;
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Executable.prototype.execute.call(this);
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}
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FileExecutable.prototype.URL = function()
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{
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return this._URL;
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}
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FileExecutable.prototype.hasExecuted = function()
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{
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return this._hasExecuted;
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}
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function decompile(/*String*/ aString, /*CFURL*/ aURL)
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{
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var stream = new MarkedStream(aString);
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/*
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if (stream.version !== "1.0")
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return;
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*/
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var marker = NULL,
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code = "",
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dependencies = [];
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while (marker = stream.getMarker())
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{
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var text = stream.getString();
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if (marker === MARKER_TEXT)
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code += text;
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else if (marker === MARKER_IMPORT_STD)
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dependencies.push(new FileDependency(text, NO));
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else if (marker === MARKER_IMPORT_LOCAL)
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dependencies.push(new FileDependency(text, YES));
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}
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return new Executable(code, dependencies, aURL);
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}
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