cs142/project2/node_modules/console-browserify/index.js
2020-08-01 19:26:11 -03:00

87 lines
1.6 KiB
JavaScript

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