88 lines
1.7 KiB
JavaScript
88 lines
1.7 KiB
JavaScript
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/*global window, global*/
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var util = require("util")
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var assert = require("assert")
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function now() { return new Date().getTime() }
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var slice = Array.prototype.slice
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var console
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var times = {}
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if (typeof global !== "undefined" && global.console) {
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console = global.console
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} else if (typeof window !== "undefined" && window.console) {
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console = window.console
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} else {
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console = {}
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}
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var functions = [
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[log, "log"],
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[info, "info"],
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[warn, "warn"],
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[error, "error"],
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[time, "time"],
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[timeEnd, "timeEnd"],
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[trace, "trace"],
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[dir, "dir"],
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[consoleAssert, "assert"]
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]
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for (var i = 0; i < functions.length; i++) {
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var tuple = functions[i]
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var f = tuple[0]
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var name = tuple[1]
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if (!console[name]) {
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console[name] = f
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}
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}
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module.exports = console
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function log() {}
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function info() {
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console.log.apply(console, arguments)
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}
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function warn() {
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console.log.apply(console, arguments)
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}
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function error() {
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console.warn.apply(console, arguments)
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}
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function time(label) {
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times[label] = now()
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}
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function timeEnd(label) {
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var time = times[label]
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if (!time) {
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throw new Error("No such label: " + label)
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}
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delete times[label]
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var duration = now() - time
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console.log(label + ": " + duration + "ms")
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}
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function trace() {
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var err = new Error()
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err.name = "Trace"
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err.message = util.format.apply(null, arguments)
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console.error(err.stack)
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}
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function dir(object) {
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console.log(util.inspect(object) + "\n")
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}
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function consoleAssert(expression) {
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if (!expression) {
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var arr = slice.call(arguments, 1)
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assert.ok(false, util.format.apply(null, arr))
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}
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}
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