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Diffstat (limited to 'deps/npm/node_modules/dashdash/node_modules/assert-plus/assert.js')
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diff --git a/deps/npm/node_modules/dashdash/node_modules/assert-plus/assert.js b/deps/npm/node_modules/dashdash/node_modules/assert-plus/assert.js
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index 0000000000..26f944eec3
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+++ b/deps/npm/node_modules/dashdash/node_modules/assert-plus/assert.js
@@ -0,0 +1,211 @@
+// Copyright (c) 2012, Mark Cavage. All rights reserved.
+// Copyright 2015 Joyent, Inc.
+
+var assert = require('assert');
+var Stream = require('stream').Stream;
+var util = require('util');
+
+
+///--- Globals
+
+/* JSSTYLED */
+var UUID_REGEXP = /^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$/;
+
+
+///--- Internal
+
+function _capitalize(str) {
+ return (str.charAt(0).toUpperCase() + str.slice(1));
+}
+
+function _toss(name, expected, oper, arg, actual) {
+ throw new assert.AssertionError({
+ message: util.format('%s (%s) is required', name, expected),
+ actual: (actual === undefined) ? typeof (arg) : actual(arg),
+ expected: expected,
+ operator: oper || '===',
+ stackStartFunction: _toss.caller
+ });
+}
+
+function _getClass(arg) {
+ return (Object.prototype.toString.call(arg).slice(8, -1));
+}
+
+function noop() {
+ // Why even bother with asserts?
+}
+
+
+///--- Exports
+
+var types = {
+ bool: {
+ check: function (arg) { return typeof (arg) === 'boolean'; }
+ },
+ func: {
+ check: function (arg) { return typeof (arg) === 'function'; }
+ },
+ string: {
+ check: function (arg) { return typeof (arg) === 'string'; }
+ },
+ object: {
+ check: function (arg) {
+ return typeof (arg) === 'object' && arg !== null;
+ }
+ },
+ number: {
+ check: function (arg) {
+ return typeof (arg) === 'number' && !isNaN(arg);
+ }
+ },
+ finite: {
+ check: function (arg) {
+ return typeof (arg) === 'number' && !isNaN(arg) && isFinite(arg);
+ }
+ },
+ buffer: {
+ check: function (arg) { return Buffer.isBuffer(arg); },
+ operator: 'Buffer.isBuffer'
+ },
+ array: {
+ check: function (arg) { return Array.isArray(arg); },
+ operator: 'Array.isArray'
+ },
+ stream: {
+ check: function (arg) { return arg instanceof Stream; },
+ operator: 'instanceof',
+ actual: _getClass
+ },
+ date: {
+ check: function (arg) { return arg instanceof Date; },
+ operator: 'instanceof',
+ actual: _getClass
+ },
+ regexp: {
+ check: function (arg) { return arg instanceof RegExp; },
+ operator: 'instanceof',
+ actual: _getClass
+ },
+ uuid: {
+ check: function (arg) {
+ return typeof (arg) === 'string' && UUID_REGEXP.test(arg);
+ },
+ operator: 'isUUID'
+ }
+};
+
+function _setExports(ndebug) {
+ var keys = Object.keys(types);
+ var out;
+
+ /* re-export standard assert */
+ if (process.env.NODE_NDEBUG) {
+ out = noop;
+ } else {
+ out = function (arg, msg) {
+ if (!arg) {
+ _toss(msg, 'true', arg);
+ }
+ };
+ }
+
+ /* standard checks */
+ keys.forEach(function (k) {
+ if (ndebug) {
+ out[k] = noop;
+ return;
+ }
+ var type = types[k];
+ out[k] = function (arg, msg) {
+ if (!type.check(arg)) {
+ _toss(msg, k, type.operator, arg, type.actual);
+ }
+ };
+ });
+
+ /* optional checks */
+ keys.forEach(function (k) {
+ var name = 'optional' + _capitalize(k);
+ if (ndebug) {
+ out[name] = noop;
+ return;
+ }
+ var type = types[k];
+ out[name] = function (arg, msg) {
+ if (arg === undefined || arg === null) {
+ return;
+ }
+ if (!type.check(arg)) {
+ _toss(msg, k, type.operator, arg, type.actual);
+ }
+ };
+ });
+
+ /* arrayOf checks */
+ keys.forEach(function (k) {
+ var name = 'arrayOf' + _capitalize(k);
+ if (ndebug) {
+ out[name] = noop;
+ return;
+ }
+ var type = types[k];
+ var expected = '[' + k + ']';
+ out[name] = function (arg, msg) {
+ if (!Array.isArray(arg)) {
+ _toss(msg, expected, type.operator, arg, type.actual);
+ }
+ var i;
+ for (i = 0; i < arg.length; i++) {
+ if (!type.check(arg[i])) {
+ _toss(msg, expected, type.operator, arg, type.actual);
+ }
+ }
+ };
+ });
+
+ /* optionalArrayOf checks */
+ keys.forEach(function (k) {
+ var name = 'optionalArrayOf' + _capitalize(k);
+ if (ndebug) {
+ out[name] = noop;
+ return;
+ }
+ var type = types[k];
+ var expected = '[' + k + ']';
+ out[name] = function (arg, msg) {
+ if (arg === undefined || arg === null) {
+ return;
+ }
+ if (!Array.isArray(arg)) {
+ _toss(msg, expected, type.operator, arg, type.actual);
+ }
+ var i;
+ for (i = 0; i < arg.length; i++) {
+ if (!type.check(arg[i])) {
+ _toss(msg, expected, type.operator, arg, type.actual);
+ }
+ }
+ };
+ });
+
+ /* re-export built-in assertions */
+ Object.keys(assert).forEach(function (k) {
+ if (k === 'AssertionError') {
+ out[k] = assert[k];
+ return;
+ }
+ if (ndebug) {
+ out[k] = noop;
+ return;
+ }
+ out[k] = assert[k];
+ });
+
+ /* export ourselves (for unit tests _only_) */
+ out._setExports = _setExports;
+
+ return out;
+}
+
+module.exports = _setExports(process.env.NODE_NDEBUG);