diff options
Diffstat (limited to 'tools/addon-sdk-1.12/lib/sdk/console/plain-text.js')
-rw-r--r-- | tools/addon-sdk-1.12/lib/sdk/console/plain-text.js | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.12/lib/sdk/console/plain-text.js b/tools/addon-sdk-1.12/lib/sdk/console/plain-text.js new file mode 100644 index 0000000..9e3b748 --- /dev/null +++ b/tools/addon-sdk-1.12/lib/sdk/console/plain-text.js @@ -0,0 +1,88 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +module.metadata = { + "stability": "unstable" +}; + +const {Cc,Ci} = require("chrome"); +const self = require("../self"); + +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, name) { + print(level + ": " + name + ": " + + 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, self.name); + }, + + info: function info() { + message(this.print, "info", arguments, self.name); + }, + + warn: function warn() { + message(this.print, "warning", arguments, self.name); + }, + + error: function error() { + message(this.print, "error", arguments, self.name); + }, + + debug: function debug() { + message(this.print, "debug", arguments, self.name); + }, + + 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)], self.name); + } +}; |