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Diffstat (limited to 'tools/addon-sdk-1.3/packages/api-utils/lib/plain-text-console.js')
-rw-r--r-- | tools/addon-sdk-1.3/packages/api-utils/lib/plain-text-console.js | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.3/packages/api-utils/lib/plain-text-console.js b/tools/addon-sdk-1.3/packages/api-utils/lib/plain-text-console.js new file mode 100644 index 0000000..f7ea74e --- /dev/null +++ b/tools/addon-sdk-1.3/packages/api-utils/lib/plain-text-console.js @@ -0,0 +1,114 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is Jetpack. + * + * The Initial Developer of the Original Code is Mozilla. + * Portions created by the Initial Developer are Copyright (C) 2007 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Atul Varma <atul@mozilla.com> + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +"use strict"; + +const {Cc,Ci} = require("chrome"); + +function stringify(arg) { + try { + return String(arg); + } + catch(ex) { + return "<toString() error>"; + } +} + +function stringifyArgs(args) { + return Array.map(args, stringify).join(" "); +} + +function message(print, level, args) { + print(level + ": " + stringifyArgs(args) + "\n", level); +} + +var Console = exports.PlainTextConsole = function PlainTextConsole(print) { + if (!print) + print = dump; + if (print === dump) { + // If we're just using dump(), auto-enable preferences so + // that the developer actually sees the console output. + var prefs = Cc["@mozilla.org/preferences-service;1"] + .getService(Ci.nsIPrefBranch); + prefs.setBoolPref("browser.dom.window.dump.enabled", true); + } + this.print = print; + + // Binding all the public methods to an instance so that they can be used + // as callback / listener functions straightaway. + this.log = this.log.bind(this); + this.info = this.info.bind(this); + this.warn = this.warn.bind(this); + this.error = this.error.bind(this); + this.debug = this.debug.bind(this); + this.exception = this.exception.bind(this); + this.trace = this.trace.bind(this); +}; + +Console.prototype = { + log: function log() { + message(this.print, "info", arguments); + }, + + info: function info() { + message(this.print, "info", arguments); + }, + + warn: function warn() { + message(this.print, "warning", arguments); + }, + + error: function error() { + message(this.print, "error", arguments); + }, + + debug: function debug() { + message(this.print, "debug", arguments); + }, + + exception: function exception(e) { + var fullString = ("An exception occurred.\n" + + require("./traceback").format(e) + "\n" + e); + this.error(fullString); + }, + + trace: function trace() { + var traceback = require("./traceback"); + var stack = traceback.get(); + stack.splice(-1, 1); + message(this.print, "info", [traceback.format(stack)]); + } +}; |