fuse-box
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Fuse-Box a bundler that does it right
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JavaScript
/*
* Fork of https://raw.githubusercontent.com/defunctzombie/node-util
* inlining https://github.com/isaacs/inherits/blob/master/inherits_browser.js
*/
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
var process = require("process");
var formatRegExp = /%[sdj%]/g;
exports.format = function(f) {
if (!isString(f)) {
var objects = [];
for (var i = 0; i < arguments.length; i++) {
objects.push(inspect(arguments[i]));
}
return objects.join(" ");
}
var i = 1;
var args = arguments;
var len = args.length;
var str = String(f).replace(formatRegExp, function(x) {
if (x === "%%") return "%";
if (i >= len) return x;
switch (x) {
case "%s":
return String(args[i++]);
case "%d":
return Number(args[i++]);
case "%j":
try {
return JSON.stringify(args[i++]);
} catch (_) {
return "[Circular]";
}
default:
return x;
}
});
for (var x = args[i]; i < len; x = args[++i]) {
if (isNull(x) || !isObject(x)) {
str += " " + x;
} else {
str += " " + inspect(x);
}
}
return str;
};
// Mark that a method should not be used.
// Returns a modified function which warns once by default.
// If --no-deprecation is set, then it is a no-op.
exports.deprecate = function(fn, msg) {
// Allow for deprecating things in the process of starting up.
if (isUndefined(global.process)) {
return function() {
return exports.deprecate(fn, msg).apply(this, arguments);
};
}
if (process.noDeprecation === true) {
return fn;
}
var warned = false;
function deprecated() {
if (!warned) {
if (process.throwDeprecation) {
throw new Error(msg);
} else if (process.traceDeprecation) {
console.trace(msg);
} else {
console.error(msg);
}
warned = true;
}
return fn.apply(this, arguments);
}
return deprecated;
};
var debugs = {};
var debugEnviron;
exports.debuglog = function(set) {
if (isUndefined(debugEnviron)) debugEnviron = process.env.NODE_DEBUG || "";
set = set.toUpperCase();
if (!debugs[set]) {
if (new RegExp("\\b" + set + "\\b", "i").test(debugEnviron)) {
var pid = process.pid;
debugs[set] = function() {
var msg = exports.format.apply(exports, arguments);
console.error("%s %d: %s", set, pid, msg);
};
} else {
debugs[set] = function() {};
}
}
return debugs[set];
};
/**
* Echos the value of a value. Trys to print the value out
* in the best way possible given the different types.
*
* @param {Object} obj The object to print out.
* @param {Object} opts Optional options object that alters the output.
*/
/* legacy: obj, showHidden, depth, colors*/
function inspect(obj, opts) {
// default options
var ctx = {
seen: [],
stylize: stylizeNoColor
};
// legacy...
if (arguments.length >= 3) ctx.depth = arguments[2];
if (arguments.length >= 4) ctx.colors = arguments[3];
if (isBoolean(opts)) {
// legacy...
ctx.showHidden = opts;
} else if (opts) {
// got an "options" object
exports._extend(ctx, opts);
}
// set default options
if (isUndefined(ctx.showHidden)) ctx.showHidden = false;
if (isUndefined(ctx.depth)) ctx.depth = 2;
if (isUndefined(ctx.colors)) ctx.colors = false;
if (isUndefined(ctx.customInspect)) ctx.customInspect = true;
if (ctx.colors) ctx.stylize = stylizeWithColor;
return formatValue(ctx, obj, ctx.depth);
}
exports.inspect = inspect;
// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
inspect.colors = {
bold: [1, 22],
italic: [3, 23],
underline: [4, 24],
inverse: [7, 27],
white: [37, 39],
grey: [90, 39],
black: [30, 39],
blue: [34, 39],
cyan: [36, 39],
green: [32, 39],
magenta: [35, 39],
red: [31, 39],
yellow: [33, 39]
};
// Don't use 'blue' not visible on cmd.exe
inspect.styles = {
special: "cyan",
number: "yellow",
boolean: "yellow",
undefined: "grey",
null: "bold",
string: "green",
date: "magenta",
// "name": intentionally not styling
regexp: "red"
};
function stylizeWithColor(str, styleType) {
var style = inspect.styles[styleType];
if (style) {
return "\u001b[" + inspect.colors[style][0] + "m" + str + "\u001b[" + inspect.colors[style][1] + "m";
} else {
return str;
}
}
function stylizeNoColor(str, styleType) {
return str;
}
function arrayToHash(array) {
var hash = {};
array.forEach(function(val, idx) {
hash[val] = true;
});
return hash;
}
function formatValue(ctx, value, recurseTimes) {
// Provide a hook for user-specified inspect functions.
// Check that value is an object with an inspect function on it
if (
ctx.customInspect &&
value &&
isFunction(value.inspect) &&
// Filter out the util module, it's inspect function is special
value.inspect !== exports.inspect &&
// Also filter out any prototype objects using the circular check.
!(value.constructor && value.constructor.prototype === value)
) {
var ret = value.inspect(recurseTimes, ctx);
if (!isString(ret)) {
ret = formatValue(ctx, ret, recurseTimes);
}
return ret;
}
// Primitive types cannot have properties
var primitive = formatPrimitive(ctx, value);
if (primitive) {
return primitive;
}
// Look up the keys of the object.
var keys = Object.keys(value);
var visibleKeys = arrayToHash(keys);
if (ctx.showHidden) {
keys = Object.getOwnPropertyNames(value);
}
// IE doesn't make error fields non-enumerable
// http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx
if (isError(value) && (keys.indexOf("message") >= 0 || keys.indexOf("description") >= 0)) {
return formatError(value);
}
// Some type of object without properties can be shortcutted.
if (keys.length === 0) {
if (isFunction(value)) {
var name = value.name ? ": " + value.name : "";
return ctx.stylize("[Function" + name + "]", "special");
}
if (isRegExp(value)) {
return ctx.stylize(RegExp.prototype.toString.call(value), "regexp");
}
if (isDate(value)) {
return ctx.stylize(Date.prototype.toString.call(value), "date");
}
if (isError(value)) {
return formatError(value);
}
}
var base = "",
array = false,
braces = ["{", "}"];
// Make Array say that they are Array
if (isArray(value)) {
array = true;
braces = ["[", "]"];
}
// Make functions say that they are functions
if (isFunction(value)) {
var n = value.name ? ": " + value.name : "";
base = " [Function" + n + "]";
}
// Make RegExps say that they are RegExps
if (isRegExp(value)) {
base = " " + RegExp.prototype.toString.call(value);
}
// Make dates with properties first say the date
if (isDate(value)) {
base = " " + Date.prototype.toUTCString.call(value);
}
// Make error with message first say the error
if (isError(value)) {
base = " " + formatError(value);
}
if (keys.length === 0 && (!array || value.length == 0)) {
return braces[0] + base + braces[1];
}
if (recurseTimes < 0) {
if (isRegExp(value)) {
return ctx.stylize(RegExp.prototype.toString.call(value), "regexp");
} else {
return ctx.stylize("[Object]", "special");
}
}
ctx.seen.push(value);
var output;
if (array) {
output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
} else {
output = keys.map(function(key) {
return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
});
}
ctx.seen.pop();
return reduceToSingleString(output, base, braces);
}
function formatPrimitive(ctx, value) {
if (isUndefined(value)) return ctx.stylize("undefined", "undefined");
if (isString(value)) {
var simple =
"'" +
JSON.stringify(value)
.replace(/^"|"$/g, "")
.replace(/'/g, "\\'")
.replace(/\\"/g, '"') +
"'";
return ctx.stylize(simple, "string");
}
if (isNumber(value)) return ctx.stylize("" + value, "number");
if (isBoolean(value)) return ctx.stylize("" + value, "boolean");
// For some reason typeof null is "object", so special case here.
if (isNull(value)) return ctx.stylize("null", "null");
}
function formatError(value) {
return "[" + Error.prototype.toString.call(value) + "]";
}
function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
var output = [];
for (var i = 0, l = value.length; i < l; ++i) {
if (hasOwnProperty(value, String(i))) {
output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, String(i), true));
} else {
output.push("");
}
}
keys.forEach(function(key) {
if (!key.match(/^\d+$/)) {
output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, key, true));
}
});
return output;
}
function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
var name, str, desc;
desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };
if (desc.get) {
if (desc.set) {
str = ctx.stylize("[Getter/Setter]", "special");
} else {
str = ctx.stylize("[Getter]", "special");
}
} else {
if (desc.set) {
str = ctx.stylize("[Setter]", "special");
}
}
if (!hasOwnProperty(visibleKeys, key)) {
name = "[" + key + "]";
}
if (!str) {
if (ctx.seen.indexOf(desc.value) < 0) {
if (isNull(recurseTimes)) {
str = formatValue(ctx, desc.value, null);
} else {
str = formatValue(ctx, desc.value, recurseTimes - 1);
}
if (str.indexOf("\n") > -1) {
if (array) {
str = str
.split("\n")
.map(function(line) {
return " " + line;
})
.join("\n")
.substr(2);
} else {
str =
"\n" +
str
.split("\n")
.map(function(line) {
return " " + line;
})
.join("\n");
}
}
} else {
str = ctx.stylize("[Circular]", "special");
}
}
if (isUndefined(name)) {
if (array && key.match(/^\d+$/)) {
return str;
}
name = JSON.stringify("" + key);
if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
name = name.substr(1, name.length - 2);
name = ctx.stylize(name, "name");
} else {
name = name
.replace(/'/g, "\\'")
.replace(/\\"/g, '"')
.replace(/(^"|"$)/g, "'");
name = ctx.stylize(name, "string");
}
}
return name + ": " + str;
}
function reduceToSingleString(output, base, braces) {
var numLinesEst = 0;
var length = output.reduce(function(prev, cur) {
numLinesEst++;
if (cur.indexOf("\n") >= 0) numLinesEst++;
return prev + cur.replace(/\u001b\[\d\d?m/g, "").length + 1;
}, 0);
if (length > 60) {
return braces[0] + (base === "" ? "" : base + "\n ") + " " + output.join(",\n ") + " " + braces[1];
}
return braces[0] + base + " " + output.join(", ") + " " + braces[1];
}
// NOTE: These type checking functions intentionally don't use `instanceof`
// because it is fragile and can be easily faked with `Object.create()`.
function isArray(ar) {
return Array.isArray(ar);
}
exports.isArray = isArray;
function isBoolean(arg) {
return typeof arg === "boolean";
}
exports.isBoolean = isBoolean;
function isNull(arg) {
return arg === null;
}
exports.isNull = isNull;
function isNullOrUndefined(arg) {
return arg == null;
}
exports.isNullOrUndefined = isNullOrUndefined;
function isNumber(arg) {
return typeof arg === "number";
}
exports.isNumber = isNumber;
function isString(arg) {
return typeof arg === "string";
}
exports.isString = isString;
function isSymbol(arg) {
return typeof arg === "symbol";
}
exports.isSymbol = isSymbol;
function isUndefined(arg) {
return arg === void 0;
}
exports.isUndefined = isUndefined;
function isRegExp(re) {
return isObject(re) && objectToString(re) === "[object RegExp]";
}
exports.isRegExp = isRegExp;
function isObject(arg) {
return typeof arg === "object" && arg !== null;
}
exports.isObject = isObject;
function isDate(d) {
return isObject(d) && objectToString(d) === "[object Date]";
}
exports.isDate = isDate;
function isError(e) {
return isObject(e) && (objectToString(e) === "[object Error]" || e instanceof Error);
}
exports.isError = isError;
function isFunction(arg) {
return typeof arg === "function";
}
exports.isFunction = isFunction;
function isPrimitive(arg) {
return (
arg === null ||
typeof arg === "boolean" ||
typeof arg === "number" ||
typeof arg === "string" ||
typeof arg === "symbol" || // ES6 symbol
typeof arg === "undefined"
);
}
exports.isPrimitive = isPrimitive;
exports.isBuffer = require("./isBuffer.js");
function objectToString(o) {
return Object.prototype.toString.call(o);
}
function pad(n) {
return n < 10 ? "0" + n.toString(10) : n.toString(10);
}
var months = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];
// 26 Feb 16:19:34
function timestamp() {
var d = new Date();
var time = [pad(d.getHours()), pad(d.getMinutes()), pad(d.getSeconds())].join(":");
return [d.getDate(), months[d.getMonth()], time].join(" ");
}
// log is just a thin wrapper to console.log that prepends a timestamp
exports.log = function() {
console.log("%s - %s", timestamp(), exports.format.apply(exports, arguments));
};
/**
* Inherit the prototype methods from one constructor into another.
*
* The Function.prototype.inherits from lang.js rewritten as a standalone
* function (not on Function.prototype). NOTE: If this file is to be loaded
* during bootstrapping this function needs to be rewritten using some native
* functions as prototype setup using normal JavaScript does not work as
* expected during bootstrapping (see mirror.js in r114903).
*
* @param {function} ctor Constructor function which needs to inherit the
* prototype.
* @param {function} superCtor Constructor function to inherit prototype from.
*/
if (typeof Object.create === "function") {
// implementation from standard node.js 'util' module
exports.inherits = function inherits(ctor, superCtor) {
ctor.super_ = superCtor;
ctor.prototype = Object.create(superCtor.prototype, {
constructor: {
value: ctor,
enumerable: false,
writable: true,
configurable: true
}
});
};
} else {
// old school shim for old browsers
exports.inherits = function inherits(ctor, superCtor) {
ctor.super_ = superCtor;
var TempCtor = function() {};
TempCtor.prototype = superCtor.prototype;
ctor.prototype = new TempCtor();
ctor.prototype.constructor = ctor;
};
}
exports._extend = function(origin, add) {
// Don't do anything if add isn't an object
if (!add || !isObject(add)) return origin;
var keys = Object.keys(add);
var i = keys.length;
while (i--) {
origin[keys[i]] = add[keys[i]];
}
return origin;
};
function hasOwnProperty(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}