diff options
Diffstat (limited to 'vendor/assets/javascripts/notebooklab.js')
-rw-r--r-- | vendor/assets/javascripts/notebooklab.js | 2791 |
1 files changed, 2663 insertions, 128 deletions
diff --git a/vendor/assets/javascripts/notebooklab.js b/vendor/assets/javascripts/notebooklab.js index e6865f51040..35397019173 100644 --- a/vendor/assets/javascripts/notebooklab.js +++ b/vendor/assets/javascripts/notebooklab.js @@ -73,13 +73,16 @@ return /******/ (function(modules) { // webpackBootstrap /******/ __webpack_require__.p = ""; /******/ /******/ // Load entry module and return exports -/******/ return __webpack_require__(__webpack_require__.s = 30); +/******/ return __webpack_require__(__webpack_require__.s = 32); /******/ }) /************************************************************************/ /******/ ([ /* 0 */ /***/ (function(module, exports) { +// this module is a runtime utility for cleaner component module output and will +// be included in the final webpack user bundle + module.exports = function normalizeComponent ( rawScriptExports, compiledTemplate, @@ -134,13 +137,17 @@ module.exports = function normalizeComponent ( /* 1 */ /***/ (function(module, exports, __webpack_require__) { + +/* styles */ +__webpack_require__(43) + var Component = __webpack_require__(0)( /* script */ __webpack_require__(11), /* template */ - __webpack_require__(27), + __webpack_require__(29), /* scopeId */ - null, + "data-v-4f6bf458", /* cssModules */ null ) @@ -166,13 +173,40 @@ module.exports = Component.exports /***/ }), /* 2 */ +/***/ (function(module, exports) { + +var g;
+
+// This works in non-strict mode
+g = (function() {
+ return this;
+})();
+
+try {
+ // This works if eval is allowed (see CSP)
+ g = g || Function("return this")() || (1,eval)("this");
+} catch(e) {
+ // This works if the window reference is available
+ if(typeof window === "object")
+ g = window;
+}
+
+// g can still be undefined, but nothing to do about it...
+// We return undefined, instead of nothing here, so it's
+// easier to handle this case. if(!global) { ...}
+
+module.exports = g;
+ + +/***/ }), +/* 3 */ /***/ (function(module, exports, __webpack_require__) { var Component = __webpack_require__(0)( /* script */ __webpack_require__(6), /* template */ - __webpack_require__(29), + __webpack_require__(31), /* scopeId */ null, /* cssModules */ @@ -199,41 +233,18 @@ module.exports = Component.exports /***/ }), -/* 3 */ -/***/ (function(module, exports) { - -var g;
-
-// This works in non-strict mode
-g = (function() {
- return this;
-})();
-
-try {
- // This works if eval is allowed (see CSP)
- g = g || Function("return this")() || (1,eval)("this");
-} catch(e) {
- // This works if the window reference is available
- if(typeof window === "object")
- g = window;
-}
-
-// g can still be undefined, but nothing to do about it...
-// We return undefined, instead of nothing here, so it's
-// easier to handle this case. if(!global) { ...}
-
-module.exports = g;
- - -/***/ }), /* 4 */ /***/ (function(module, exports, __webpack_require__) { + +/* styles */ +__webpack_require__(39) + var Component = __webpack_require__(0)( /* script */ __webpack_require__(12), /* template */ - __webpack_require__(26), + __webpack_require__(28), /* scopeId */ null, /* cssModules */ @@ -270,11 +281,11 @@ Object.defineProperty(exports, "__esModule", { value: true }); -var _index = __webpack_require__(2); +var _index = __webpack_require__(3); var _index2 = _interopRequireDefault(_index); -var _index3 = __webpack_require__(21); +var _index3 = __webpack_require__(23); var _index4 = _interopRequireDefault(_index3); @@ -336,7 +347,7 @@ Object.defineProperty(exports, "__esModule", { value: true }); -var _highlight = __webpack_require__(32); +var _highlight = __webpack_require__(14); var _highlight2 = _interopRequireDefault(_highlight); @@ -363,7 +374,7 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { de exports.default = { components: { - 'prompt': _prompt2.default + prompt: _prompt2.default }, props: { count: { @@ -391,7 +402,7 @@ exports.default = { promptType: function promptType() { var type = this.type.split('put')[0]; - return type.charAt(0).toUpperCase() + type.slice(1);; + return type.charAt(0).toUpperCase() + type.slice(1); } }, mounted: function mounted() { @@ -410,7 +421,7 @@ Object.defineProperty(exports, "__esModule", { value: true }); -var _marked = __webpack_require__(14); +var _marked = __webpack_require__(15); var _marked2 = _interopRequireDefault(_marked); @@ -430,7 +441,7 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { de exports.default = { components: { - 'prompt': _prompt2.default + prompt: _prompt2.default }, props: { cell: { @@ -440,7 +451,7 @@ exports.default = { }, computed: { markdown: function markdown() { - var regex = new RegExp('^\$\$(.*)\$\$$', 'g'); + var regex = new RegExp('^\\$\\$(.*)\\$\\$$', 'g'); var source = this.cell.source.map(function (line) { var matches = regex.exec(line.trim()); @@ -448,9 +459,9 @@ exports.default = { // Only render use the Katex library if it is actually loaded if (matches && matches.length > 0 && typeof katex !== 'undefined') { return katex.renderToString(matches[1]); - } else { - return line; } + + return line; }); return (0, _marked2.default)(source.join('')); @@ -483,7 +494,7 @@ exports.default = { } }, components: { - 'prompt': _prompt2.default + prompt: _prompt2.default } }; // // @@ -522,7 +533,7 @@ exports.default = { } }, components: { - 'prompt': _prompt2.default + prompt: _prompt2.default } }; // // @@ -554,15 +565,15 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol // // -var _index = __webpack_require__(2); +var _index = __webpack_require__(3); var _index2 = _interopRequireDefault(_index); -var _html = __webpack_require__(19); +var _html = __webpack_require__(21); var _html2 = _interopRequireDefault(_html); -var _image = __webpack_require__(20); +var _image = __webpack_require__(22); var _image2 = _interopRequireDefault(_image); @@ -612,18 +623,17 @@ exports.default = { this.outputType = 'image/svg+xml'; return 'html-output'; - } else { - this.outputType = 'text/plain'; - - return 'code-cell'; } + + this.outputType = 'text/plain'; + return 'code-cell'; }, rawCode: function rawCode() { if (this.output.text) { return this.output.text.join(''); - } else { - return this.dataForType(this.outputType); } + + return this.dataForType(this.outputType); } }, methods: { @@ -733,7 +743,7 @@ Object.defineProperty(exports, "__esModule", { value: true }); -var _markdown = __webpack_require__(18); +var _markdown = __webpack_require__(20); Object.defineProperty(exports, 'MarkdownCell', { enumerable: true, @@ -742,7 +752,7 @@ Object.defineProperty(exports, 'MarkdownCell', { } }); -var _code = __webpack_require__(17); +var _code = __webpack_require__(19); Object.defineProperty(exports, 'CodeCell', { enumerable: true, @@ -757,6 +767,46 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { de /* 14 */ /***/ (function(module, exports, __webpack_require__) { +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +var _prismjs = __webpack_require__(18); + +var _prismjs2 = _interopRequireDefault(_prismjs); + +__webpack_require__(16); + +__webpack_require__(17); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +_prismjs2.default.plugins.customClass.map({ + comment: 'c', + error: 'err', + operator: 'o', + constant: 'kc', + namespace: 'kn', + keyword: 'k', + string: 's', + number: 'm', + 'attr-name': 'na', + builtin: 'nb', + entity: 'ni', + function: 'nf', + tag: 'nt', + variable: 'nv' +}); + +exports.default = _prismjs2.default; + +/***/ }), +/* 15 */ +/***/ (function(module, exports, __webpack_require__) { + /* WEBPACK VAR INJECTION */(function(global) {/** * marked - a markdown parser * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed) @@ -2044,10 +2094,10 @@ if (true) { return this || (typeof window !== 'undefined' ? window : global); }()); -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(3))) +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(2))) /***/ }), -/* 15 */ +/* 16 */ /***/ (function(module, exports) { Prism.languages.python= { @@ -2080,7 +2130,43 @@ Prism.languages.python= { /***/ }), -/* 16 */ +/* 17 */ +/***/ (function(module, exports, __webpack_require__) { + +/* WEBPACK VAR INJECTION */(function(global) {(function(){ + +if ( + (typeof self === 'undefined' || !self.Prism) && + (typeof global === 'undefined' || !global.Prism) +) { + return; +} + +var options = {}; +Prism.plugins.customClass = { + map: function map(cm) { + options.classMap = cm; + }, + prefix: function prefix(string) { + options.prefixString = string; + } +} + +Prism.hooks.add('wrap', function (env) { + if (!options.classMap && !options.prefixString) { + return; + } + env.classes = env.classes.map(function(c) { + return (options.prefixString || '') + (options.classMap[c] || c); + }); +}); + +})(); + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(2))) + +/***/ }), +/* 18 */ /***/ (function(module, exports, __webpack_require__) { /* WEBPACK VAR INJECTION */(function(global) { @@ -2879,19 +2965,23 @@ Prism.languages.js = Prism.languages.javascript; })(); -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(3))) +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(2))) /***/ }), -/* 17 */ +/* 19 */ /***/ (function(module, exports, __webpack_require__) { + +/* styles */ +__webpack_require__(49) + var Component = __webpack_require__(0)( /* script */ __webpack_require__(5), /* template */ - __webpack_require__(24), + __webpack_require__(26), /* scopeId */ - null, + "data-v-3ac4c361", /* cssModules */ null ) @@ -2916,14 +3006,18 @@ module.exports = Component.exports /***/ }), -/* 18 */ +/* 20 */ /***/ (function(module, exports, __webpack_require__) { + +/* styles */ +__webpack_require__(47) + var Component = __webpack_require__(0)( /* script */ __webpack_require__(7), /* template */ - __webpack_require__(28), + __webpack_require__(30), /* scopeId */ null, /* cssModules */ @@ -2950,14 +3044,14 @@ module.exports = Component.exports /***/ }), -/* 19 */ +/* 21 */ /***/ (function(module, exports, __webpack_require__) { var Component = __webpack_require__(0)( /* script */ __webpack_require__(8), /* template */ - __webpack_require__(25), + __webpack_require__(27), /* scopeId */ null, /* cssModules */ @@ -2984,14 +3078,14 @@ module.exports = Component.exports /***/ }), -/* 20 */ +/* 22 */ /***/ (function(module, exports, __webpack_require__) { var Component = __webpack_require__(0)( /* script */ __webpack_require__(9), /* template */ - __webpack_require__(22), + __webpack_require__(24), /* scopeId */ null, /* cssModules */ @@ -3018,14 +3112,14 @@ module.exports = Component.exports /***/ }), -/* 21 */ +/* 23 */ /***/ (function(module, exports, __webpack_require__) { var Component = __webpack_require__(0)( /* script */ __webpack_require__(10), /* template */ - __webpack_require__(23), + __webpack_require__(25), /* scopeId */ null, /* cssModules */ @@ -3052,7 +3146,7 @@ module.exports = Component.exports /***/ }), -/* 22 */ +/* 24 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3073,7 +3167,7 @@ if (false) { } /***/ }), -/* 23 */ +/* 25 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3097,7 +3191,7 @@ if (false) { } /***/ }), -/* 24 */ +/* 26 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3127,7 +3221,7 @@ if (false) { } /***/ }), -/* 25 */ +/* 27 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3148,7 +3242,7 @@ if (false) { } /***/ }), -/* 26 */ +/* 28 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3172,7 +3266,7 @@ if (false) { } /***/ }), -/* 27 */ +/* 29 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3189,7 +3283,7 @@ if (false) { } /***/ }), -/* 28 */ +/* 30 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3211,7 +3305,7 @@ if (false) { } /***/ }), -/* 29 */ +/* 31 */ /***/ (function(module, exports, __webpack_require__) { module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h; @@ -3240,7 +3334,7 @@ if (false) { } /***/ }), -/* 30 */ +/* 32 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; @@ -3255,80 +3349,2521 @@ module.exports = { }; /***/ }), -/* 31 */ +/* 33 */ /***/ (function(module, exports, __webpack_require__) { -/* WEBPACK VAR INJECTION */(function(global) {(function(){ +"use strict"; -if ( - (typeof self === 'undefined' || !self.Prism) && - (typeof global === 'undefined' || !global.Prism) -) { - return; + +exports.byteLength = byteLength +exports.toByteArray = toByteArray +exports.fromByteArray = fromByteArray + +var lookup = [] +var revLookup = [] +var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array + +var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/' +for (var i = 0, len = code.length; i < len; ++i) { + lookup[i] = code[i] + revLookup[code.charCodeAt(i)] = i } -var options = {}; -Prism.plugins.customClass = { - map: function map(cm) { - options.classMap = cm; - }, - prefix: function prefix(string) { - options.prefixString = string; - } +revLookup['-'.charCodeAt(0)] = 62 +revLookup['_'.charCodeAt(0)] = 63 + +function placeHoldersCount (b64) { + var len = b64.length + if (len % 4 > 0) { + throw new Error('Invalid string. Length must be a multiple of 4') + } + + // the number of equal signs (place holders) + // if there are two placeholders, than the two characters before it + // represent one byte + // if there is only one, then the three characters before it represent 2 bytes + // this is just a cheap hack to not do indexOf twice + return b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0 } -Prism.hooks.add('wrap', function (env) { - if (!options.classMap && !options.prefixString) { - return; - } - env.classes = env.classes.map(function(c) { - return (options.prefixString || '') + (options.classMap[c] || c); - }); -}); +function byteLength (b64) { + // base64 is 4/3 + up to two characters of the original data + return b64.length * 3 / 4 - placeHoldersCount(b64) +} -})(); +function toByteArray (b64) { + var i, j, l, tmp, placeHolders, arr + var len = b64.length + placeHolders = placeHoldersCount(b64) + + arr = new Arr(len * 3 / 4 - placeHolders) + + // if there are placeholders, only get up to the last complete 4 chars + l = placeHolders > 0 ? len - 4 : len + + var L = 0 + + for (i = 0, j = 0; i < l; i += 4, j += 3) { + tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)] + arr[L++] = (tmp >> 16) & 0xFF + arr[L++] = (tmp >> 8) & 0xFF + arr[L++] = tmp & 0xFF + } + + if (placeHolders === 2) { + tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4) + arr[L++] = tmp & 0xFF + } else if (placeHolders === 1) { + tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2) + arr[L++] = (tmp >> 8) & 0xFF + arr[L++] = tmp & 0xFF + } + + return arr +} + +function tripletToBase64 (num) { + return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F] +} + +function encodeChunk (uint8, start, end) { + var tmp + var output = [] + for (var i = start; i < end; i += 3) { + tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2]) + output.push(tripletToBase64(tmp)) + } + return output.join('') +} + +function fromByteArray (uint8) { + var tmp + var len = uint8.length + var extraBytes = len % 3 // if we have 1 byte left, pad 2 bytes + var output = '' + var parts = [] + var maxChunkLength = 16383 // must be multiple of 3 + + // go through the array every three bytes, we'll deal with trailing stuff later + for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) { + parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength))) + } + + // pad the end with zeros, but make sure to not forget the extra bytes + if (extraBytes === 1) { + tmp = uint8[len - 1] + output += lookup[tmp >> 2] + output += lookup[(tmp << 4) & 0x3F] + output += '==' + } else if (extraBytes === 2) { + tmp = (uint8[len - 2] << 8) + (uint8[len - 1]) + output += lookup[tmp >> 10] + output += lookup[(tmp >> 4) & 0x3F] + output += lookup[(tmp << 2) & 0x3F] + output += '=' + } + + parts.push(output) + + return parts.join('') +} -/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(3))) /***/ }), -/* 32 */ +/* 34 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; +/* WEBPACK VAR INJECTION */(function(global) {/*! + * The buffer module from node.js, for the browser. + * + * @author Feross Aboukhadijeh <feross@feross.org> <http://feross.org> + * @license MIT + */ +/* eslint-disable no-proto */ -Object.defineProperty(exports, "__esModule", { - value: true -}); -var _Prism$plugins$custom; +var base64 = __webpack_require__(33) +var ieee754 = __webpack_require__(37) +var isArray = __webpack_require__(38) -var _prismjs = __webpack_require__(16); +exports.Buffer = Buffer +exports.SlowBuffer = SlowBuffer +exports.INSPECT_MAX_BYTES = 50 -var _prismjs2 = _interopRequireDefault(_prismjs); +/** + * If `Buffer.TYPED_ARRAY_SUPPORT`: + * === true Use Uint8Array implementation (fastest) + * === false Use Object implementation (most compatible, even IE6) + * + * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+, + * Opera 11.6+, iOS 4.2+. + * + * Due to various browser bugs, sometimes the Object implementation will be used even + * when the browser supports typed arrays. + * + * Note: + * + * - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances, + * See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438. + * + * - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function. + * + * - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of + * incorrect length in some situations. + + * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they + * get the Object implementation, which is slower but behaves correctly. + */ +Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined + ? global.TYPED_ARRAY_SUPPORT + : typedArraySupport() + +/* + * Export kMaxLength after typed array support is determined. + */ +exports.kMaxLength = kMaxLength() + +function typedArraySupport () { + try { + var arr = new Uint8Array(1) + arr.__proto__ = {__proto__: Uint8Array.prototype, foo: function () { return 42 }} + return arr.foo() === 42 && // typed array instances can be augmented + typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray` + arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray` + } catch (e) { + return false + } +} -__webpack_require__(15); +function kMaxLength () { + return Buffer.TYPED_ARRAY_SUPPORT + ? 0x7fffffff + : 0x3fffffff +} -__webpack_require__(31); +function createBuffer (that, length) { + if (kMaxLength() < length) { + throw new RangeError('Invalid typed array length') + } + if (Buffer.TYPED_ARRAY_SUPPORT) { + // Return an augmented `Uint8Array` instance, for best performance + that = new Uint8Array(length) + that.__proto__ = Buffer.prototype + } else { + // Fallback: Return an object instance of the Buffer class + if (that === null) { + that = new Buffer(length) + } + that.length = length + } -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + return that +} -function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; } +/** + * The Buffer constructor returns instances of `Uint8Array` that have their + * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of + * `Uint8Array`, so the returned instances will have all the node `Buffer` methods + * and the `Uint8Array` methods. Square bracket notation works as expected -- it + * returns a single octet. + * + * The `Uint8Array` prototype remains unmodified. + */ -_prismjs2.default.plugins.customClass.map((_Prism$plugins$custom = { - comment: 'c', - error: 'err', - operator: 'o', - constant: 'kc', - namespace: 'kn', - keyword: 'k', - string: 's', - number: 'm', - 'attr-name': 'na', - builtin: 'nb' -}, _defineProperty(_Prism$plugins$custom, 'constant', 'no'), _defineProperty(_Prism$plugins$custom, 'entity', 'ni'), _defineProperty(_Prism$plugins$custom, 'function', 'nf'), _defineProperty(_Prism$plugins$custom, 'tag', 'nt'), _defineProperty(_Prism$plugins$custom, 'variable', 'nv'), _Prism$plugins$custom)); +function Buffer (arg, encodingOrOffset, length) { + if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) { + return new Buffer(arg, encodingOrOffset, length) + } -exports.default = _prismjs2.default; + // Common case. + if (typeof arg === 'number') { + if (typeof encodingOrOffset === 'string') { + throw new Error( + 'If encoding is specified then the first argument must be a string' + ) + } + return allocUnsafe(this, arg) + } + return from(this, arg, encodingOrOffset, length) +} + +Buffer.poolSize = 8192 // not used by this implementation + +// TODO: Legacy, not needed anymore. Remove in next major version. +Buffer._augment = function (arr) { + arr.__proto__ = Buffer.prototype + return arr +} + +function from (that, value, encodingOrOffset, length) { + if (typeof value === 'number') { + throw new TypeError('"value" argument must not be a number') + } + + if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) { + return fromArrayBuffer(that, value, encodingOrOffset, length) + } + + if (typeof value === 'string') { + return fromString(that, value, encodingOrOffset) + } + + return fromObject(that, value) +} + +/** + * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError + * if value is a number. + * Buffer.from(str[, encoding]) + * Buffer.from(array) + * Buffer.from(buffer) + * Buffer.from(arrayBuffer[, byteOffset[, length]]) + **/ +Buffer.from = function (value, encodingOrOffset, length) { + return from(null, value, encodingOrOffset, length) +} + +if (Buffer.TYPED_ARRAY_SUPPORT) { + Buffer.prototype.__proto__ = Uint8Array.prototype + Buffer.__proto__ = Uint8Array + if (typeof Symbol !== 'undefined' && Symbol.species && + Buffer[Symbol.species] === Buffer) { + // Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97 + Object.defineProperty(Buffer, Symbol.species, { + value: null, + configurable: true + }) + } +} + +function assertSize (size) { + if (typeof size !== 'number') { + throw new TypeError('"size" argument must be a number') + } else if (size < 0) { + throw new RangeError('"size" argument must not be negative') + } +} + +function alloc (that, size, fill, encoding) { + assertSize(size) + if (size <= 0) { + return createBuffer(that, size) + } + if (fill !== undefined) { + // Only pay attention to encoding if it's a string. This + // prevents accidentally sending in a number that would + // be interpretted as a start offset. + return typeof encoding === 'string' + ? createBuffer(that, size).fill(fill, encoding) + : createBuffer(that, size).fill(fill) + } + return createBuffer(that, size) +} + +/** + * Creates a new filled Buffer instance. + * alloc(size[, fill[, encoding]]) + **/ +Buffer.alloc = function (size, fill, encoding) { + return alloc(null, size, fill, encoding) +} + +function allocUnsafe (that, size) { + assertSize(size) + that = createBuffer(that, size < 0 ? 0 : checked(size) | 0) + if (!Buffer.TYPED_ARRAY_SUPPORT) { + for (var i = 0; i < size; ++i) { + that[i] = 0 + } + } + return that +} + +/** + * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance. + * */ +Buffer.allocUnsafe = function (size) { + return allocUnsafe(null, size) +} +/** + * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance. + */ +Buffer.allocUnsafeSlow = function (size) { + return allocUnsafe(null, size) +} + +function fromString (that, string, encoding) { + if (typeof encoding !== 'string' || encoding === '') { + encoding = 'utf8' + } + + if (!Buffer.isEncoding(encoding)) { + throw new TypeError('"encoding" must be a valid string encoding') + } + + var length = byteLength(string, encoding) | 0 + that = createBuffer(that, length) + + var actual = that.write(string, encoding) + + if (actual !== length) { + // Writing a hex string, for example, that contains invalid characters will + // cause everything after the first invalid character to be ignored. (e.g. + // 'abxxcd' will be treated as 'ab') + that = that.slice(0, actual) + } + + return that +} + +function fromArrayLike (that, array) { + var length = array.length < 0 ? 0 : checked(array.length) | 0 + that = createBuffer(that, length) + for (var i = 0; i < length; i += 1) { + that[i] = array[i] & 255 + } + return that +} + +function fromArrayBuffer (that, array, byteOffset, length) { + array.byteLength // this throws if `array` is not a valid ArrayBuffer + + if (byteOffset < 0 || array.byteLength < byteOffset) { + throw new RangeError('\'offset\' is out of bounds') + } + + if (array.byteLength < byteOffset + (length || 0)) { + throw new RangeError('\'length\' is out of bounds') + } + + if (byteOffset === undefined && length === undefined) { + array = new Uint8Array(array) + } else if (length === undefined) { + array = new Uint8Array(array, byteOffset) + } else { + array = new Uint8Array(array, byteOffset, length) + } + + if (Buffer.TYPED_ARRAY_SUPPORT) { + // Return an augmented `Uint8Array` instance, for best performance + that = array + that.__proto__ = Buffer.prototype + } else { + // Fallback: Return an object instance of the Buffer class + that = fromArrayLike(that, array) + } + return that +} + +function fromObject (that, obj) { + if (Buffer.isBuffer(obj)) { + var len = checked(obj.length) | 0 + that = createBuffer(that, len) + + if (that.length === 0) { + return that + } + + obj.copy(that, 0, 0, len) + return that + } + + if (obj) { + if ((typeof ArrayBuffer !== 'undefined' && + obj.buffer instanceof ArrayBuffer) || 'length' in obj) { + if (typeof obj.length !== 'number' || isnan(obj.length)) { + return createBuffer(that, 0) + } + return fromArrayLike(that, obj) + } + + if (obj.type === 'Buffer' && isArray(obj.data)) { + return fromArrayLike(that, obj.data) + } + } + + throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.') +} + +function checked (length) { + // Note: cannot use `length < kMaxLength()` here because that fails when + // length is NaN (which is otherwise coerced to zero.) + if (length >= kMaxLength()) { + throw new RangeError('Attempt to allocate Buffer larger than maximum ' + + 'size: 0x' + kMaxLength().toString(16) + ' bytes') + } + return length | 0 +} + +function SlowBuffer (length) { + if (+length != length) { // eslint-disable-line eqeqeq + length = 0 + } + return Buffer.alloc(+length) +} + +Buffer.isBuffer = function isBuffer (b) { + return !!(b != null && b._isBuffer) +} + +Buffer.compare = function compare (a, b) { + if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) { + throw new TypeError('Arguments must be Buffers') + } + + if (a === b) return 0 + + var x = a.length + var y = b.length + + for (var i = 0, len = Math.min(x, y); i < len; ++i) { + if (a[i] !== b[i]) { + x = a[i] + y = b[i] + break + } + } + + if (x < y) return -1 + if (y < x) return 1 + return 0 +} + +Buffer.isEncoding = function isEncoding (encoding) { + switch (String(encoding).toLowerCase()) { + case 'hex': + case 'utf8': + case 'utf-8': + case 'ascii': + case 'latin1': + case 'binary': + case 'base64': + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return true + default: + return false + } +} + +Buffer.concat = function concat (list, length) { + if (!isArray(list)) { + throw new TypeError('"list" argument must be an Array of Buffers') + } + + if (list.length === 0) { + return Buffer.alloc(0) + } + + var i + if (length === undefined) { + length = 0 + for (i = 0; i < list.length; ++i) { + length += list[i].length + } + } + + var buffer = Buffer.allocUnsafe(length) + var pos = 0 + for (i = 0; i < list.length; ++i) { + var buf = list[i] + if (!Buffer.isBuffer(buf)) { + throw new TypeError('"list" argument must be an Array of Buffers') + } + buf.copy(buffer, pos) + pos += buf.length + } + return buffer +} + +function byteLength (string, encoding) { + if (Buffer.isBuffer(string)) { + return string.length + } + if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' && + (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) { + return string.byteLength + } + if (typeof string !== 'string') { + string = '' + string + } + + var len = string.length + if (len === 0) return 0 + + // Use a for loop to avoid recursion + var loweredCase = false + for (;;) { + switch (encoding) { + case 'ascii': + case 'latin1': + case 'binary': + return len + case 'utf8': + case 'utf-8': + case undefined: + return utf8ToBytes(string).length + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return len * 2 + case 'hex': + return len >>> 1 + case 'base64': + return base64ToBytes(string).length + default: + if (loweredCase) return utf8ToBytes(string).length // assume utf8 + encoding = ('' + encoding).toLowerCase() + loweredCase = true + } + } +} +Buffer.byteLength = byteLength + +function slowToString (encoding, start, end) { + var loweredCase = false + + // No need to verify that "this.length <= MAX_UINT32" since it's a read-only + // property of a typed array. + + // This behaves neither like String nor Uint8Array in that we set start/end + // to their upper/lower bounds if the value passed is out of range. + // undefined is handled specially as per ECMA-262 6th Edition, + // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization. + if (start === undefined || start < 0) { + start = 0 + } + // Return early if start > this.length. Done here to prevent potential uint32 + // coercion fail below. + if (start > this.length) { + return '' + } + + if (end === undefined || end > this.length) { + end = this.length + } + + if (end <= 0) { + return '' + } + + // Force coersion to uint32. This will also coerce falsey/NaN values to 0. + end >>>= 0 + start >>>= 0 + + if (end <= start) { + return '' + } + + if (!encoding) encoding = 'utf8' + + while (true) { + switch (encoding) { + case 'hex': + return hexSlice(this, start, end) + + case 'utf8': + case 'utf-8': + return utf8Slice(this, start, end) + + case 'ascii': + return asciiSlice(this, start, end) + + case 'latin1': + case 'binary': + return latin1Slice(this, start, end) + + case 'base64': + return base64Slice(this, start, end) + + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return utf16leSlice(this, start, end) + + default: + if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding) + encoding = (encoding + '').toLowerCase() + loweredCase = true + } + } +} + +// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect +// Buffer instances. +Buffer.prototype._isBuffer = true + +function swap (b, n, m) { + var i = b[n] + b[n] = b[m] + b[m] = i +} + +Buffer.prototype.swap16 = function swap16 () { + var len = this.length + if (len % 2 !== 0) { + throw new RangeError('Buffer size must be a multiple of 16-bits') + } + for (var i = 0; i < len; i += 2) { + swap(this, i, i + 1) + } + return this +} + +Buffer.prototype.swap32 = function swap32 () { + var len = this.length + if (len % 4 !== 0) { + throw new RangeError('Buffer size must be a multiple of 32-bits') + } + for (var i = 0; i < len; i += 4) { + swap(this, i, i + 3) + swap(this, i + 1, i + 2) + } + return this +} + +Buffer.prototype.swap64 = function swap64 () { + var len = this.length + if (len % 8 !== 0) { + throw new RangeError('Buffer size must be a multiple of 64-bits') + } + for (var i = 0; i < len; i += 8) { + swap(this, i, i + 7) + swap(this, i + 1, i + 6) + swap(this, i + 2, i + 5) + swap(this, i + 3, i + 4) + } + return this +} + +Buffer.prototype.toString = function toString () { + var length = this.length | 0 + if (length === 0) return '' + if (arguments.length === 0) return utf8Slice(this, 0, length) + return slowToString.apply(this, arguments) +} + +Buffer.prototype.equals = function equals (b) { + if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer') + if (this === b) return true + return Buffer.compare(this, b) === 0 +} + +Buffer.prototype.inspect = function inspect () { + var str = '' + var max = exports.INSPECT_MAX_BYTES + if (this.length > 0) { + str = this.toString('hex', 0, max).match(/.{2}/g).join(' ') + if (this.length > max) str += ' ... ' + } + return '<Buffer ' + str + '>' +} + +Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) { + if (!Buffer.isBuffer(target)) { + throw new TypeError('Argument must be a Buffer') + } + + if (start === undefined) { + start = 0 + } + if (end === undefined) { + end = target ? target.length : 0 + } + if (thisStart === undefined) { + thisStart = 0 + } + if (thisEnd === undefined) { + thisEnd = this.length + } + + if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) { + throw new RangeError('out of range index') + } + + if (thisStart >= thisEnd && start >= end) { + return 0 + } + if (thisStart >= thisEnd) { + return -1 + } + if (start >= end) { + return 1 + } + + start >>>= 0 + end >>>= 0 + thisStart >>>= 0 + thisEnd >>>= 0 + + if (this === target) return 0 + + var x = thisEnd - thisStart + var y = end - start + var len = Math.min(x, y) + + var thisCopy = this.slice(thisStart, thisEnd) + var targetCopy = target.slice(start, end) + + for (var i = 0; i < len; ++i) { + if (thisCopy[i] !== targetCopy[i]) { + x = thisCopy[i] + y = targetCopy[i] + break + } + } + + if (x < y) return -1 + if (y < x) return 1 + return 0 +} + +// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`, +// OR the last index of `val` in `buffer` at offset <= `byteOffset`. +// +// Arguments: +// - buffer - a Buffer to search +// - val - a string, Buffer, or number +// - byteOffset - an index into `buffer`; will be clamped to an int32 +// - encoding - an optional encoding, relevant is val is a string +// - dir - true for indexOf, false for lastIndexOf +function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) { + // Empty buffer means no match + if (buffer.length === 0) return -1 + + // Normalize byteOffset + if (typeof byteOffset === 'string') { + encoding = byteOffset + byteOffset = 0 + } else if (byteOffset > 0x7fffffff) { + byteOffset = 0x7fffffff + } else if (byteOffset < -0x80000000) { + byteOffset = -0x80000000 + } + byteOffset = +byteOffset // Coerce to Number. + if (isNaN(byteOffset)) { + // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer + byteOffset = dir ? 0 : (buffer.length - 1) + } + + // Normalize byteOffset: negative offsets start from the end of the buffer + if (byteOffset < 0) byteOffset = buffer.length + byteOffset + if (byteOffset >= buffer.length) { + if (dir) return -1 + else byteOffset = buffer.length - 1 + } else if (byteOffset < 0) { + if (dir) byteOffset = 0 + else return -1 + } + + // Normalize val + if (typeof val === 'string') { + val = Buffer.from(val, encoding) + } + + // Finally, search either indexOf (if dir is true) or lastIndexOf + if (Buffer.isBuffer(val)) { + // Special case: looking for empty string/buffer always fails + if (val.length === 0) { + return -1 + } + return arrayIndexOf(buffer, val, byteOffset, encoding, dir) + } else if (typeof val === 'number') { + val = val & 0xFF // Search for a byte value [0-255] + if (Buffer.TYPED_ARRAY_SUPPORT && + typeof Uint8Array.prototype.indexOf === 'function') { + if (dir) { + return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset) + } else { + return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset) + } + } + return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir) + } + + throw new TypeError('val must be string, number or Buffer') +} + +function arrayIndexOf (arr, val, byteOffset, encoding, dir) { + var indexSize = 1 + var arrLength = arr.length + var valLength = val.length + + if (encoding !== undefined) { + encoding = String(encoding).toLowerCase() + if (encoding === 'ucs2' || encoding === 'ucs-2' || + encoding === 'utf16le' || encoding === 'utf-16le') { + if (arr.length < 2 || val.length < 2) { + return -1 + } + indexSize = 2 + arrLength /= 2 + valLength /= 2 + byteOffset /= 2 + } + } + + function read (buf, i) { + if (indexSize === 1) { + return buf[i] + } else { + return buf.readUInt16BE(i * indexSize) + } + } + + var i + if (dir) { + var foundIndex = -1 + for (i = byteOffset; i < arrLength; i++) { + if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) { + if (foundIndex === -1) foundIndex = i + if (i - foundIndex + 1 === valLength) return foundIndex * indexSize + } else { + if (foundIndex !== -1) i -= i - foundIndex + foundIndex = -1 + } + } + } else { + if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength + for (i = byteOffset; i >= 0; i--) { + var found = true + for (var j = 0; j < valLength; j++) { + if (read(arr, i + j) !== read(val, j)) { + found = false + break + } + } + if (found) return i + } + } + + return -1 +} + +Buffer.prototype.includes = function includes (val, byteOffset, encoding) { + return this.indexOf(val, byteOffset, encoding) !== -1 +} + +Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) { + return bidirectionalIndexOf(this, val, byteOffset, encoding, true) +} + +Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) { + return bidirectionalIndexOf(this, val, byteOffset, encoding, false) +} + +function hexWrite (buf, string, offset, length) { + offset = Number(offset) || 0 + var remaining = buf.length - offset + if (!length) { + length = remaining + } else { + length = Number(length) + if (length > remaining) { + length = remaining + } + } + + // must be an even number of digits + var strLen = string.length + if (strLen % 2 !== 0) throw new TypeError('Invalid hex string') + + if (length > strLen / 2) { + length = strLen / 2 + } + for (var i = 0; i < length; ++i) { + var parsed = parseInt(string.substr(i * 2, 2), 16) + if (isNaN(parsed)) return i + buf[offset + i] = parsed + } + return i +} + +function utf8Write (buf, string, offset, length) { + return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length) +} + +function asciiWrite (buf, string, offset, length) { + return blitBuffer(asciiToBytes(string), buf, offset, length) +} + +function latin1Write (buf, string, offset, length) { + return asciiWrite(buf, string, offset, length) +} + +function base64Write (buf, string, offset, length) { + return blitBuffer(base64ToBytes(string), buf, offset, length) +} + +function ucs2Write (buf, string, offset, length) { + return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length) +} + +Buffer.prototype.write = function write (string, offset, length, encoding) { + // Buffer#write(string) + if (offset === undefined) { + encoding = 'utf8' + length = this.length + offset = 0 + // Buffer#write(string, encoding) + } else if (length === undefined && typeof offset === 'string') { + encoding = offset + length = this.length + offset = 0 + // Buffer#write(string, offset[, length][, encoding]) + } else if (isFinite(offset)) { + offset = offset | 0 + if (isFinite(length)) { + length = length | 0 + if (encoding === undefined) encoding = 'utf8' + } else { + encoding = length + length = undefined + } + // legacy write(string, encoding, offset, length) - remove in v0.13 + } else { + throw new Error( + 'Buffer.write(string, encoding, offset[, length]) is no longer supported' + ) + } + + var remaining = this.length - offset + if (length === undefined || length > remaining) length = remaining + + if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) { + throw new RangeError('Attempt to write outside buffer bounds') + } + + if (!encoding) encoding = 'utf8' + + var loweredCase = false + for (;;) { + switch (encoding) { + case 'hex': + return hexWrite(this, string, offset, length) + + case 'utf8': + case 'utf-8': + return utf8Write(this, string, offset, length) + + case 'ascii': + return asciiWrite(this, string, offset, length) + + case 'latin1': + case 'binary': + return latin1Write(this, string, offset, length) + + case 'base64': + // Warning: maxLength not taken into account in base64Write + return base64Write(this, string, offset, length) + + case 'ucs2': + case 'ucs-2': + case 'utf16le': + case 'utf-16le': + return ucs2Write(this, string, offset, length) + + default: + if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding) + encoding = ('' + encoding).toLowerCase() + loweredCase = true + } + } +} + +Buffer.prototype.toJSON = function toJSON () { + return { + type: 'Buffer', + data: Array.prototype.slice.call(this._arr || this, 0) + } +} + +function base64Slice (buf, start, end) { + if (start === 0 && end === buf.length) { + return base64.fromByteArray(buf) + } else { + return base64.fromByteArray(buf.slice(start, end)) + } +} + +function utf8Slice (buf, start, end) { + end = Math.min(buf.length, end) + var res = [] + + var i = start + while (i < end) { + var firstByte = buf[i] + var codePoint = null + var bytesPerSequence = (firstByte > 0xEF) ? 4 + : (firstByte > 0xDF) ? 3 + : (firstByte > 0xBF) ? 2 + : 1 + + if (i + bytesPerSequence <= end) { + var secondByte, thirdByte, fourthByte, tempCodePoint + + switch (bytesPerSequence) { + case 1: + if (firstByte < 0x80) { + codePoint = firstByte + } + break + case 2: + secondByte = buf[i + 1] + if ((secondByte & 0xC0) === 0x80) { + tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F) + if (tempCodePoint > 0x7F) { + codePoint = tempCodePoint + } + } + break + case 3: + secondByte = buf[i + 1] + thirdByte = buf[i + 2] + if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) { + tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F) + if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) { + codePoint = tempCodePoint + } + } + break + case 4: + secondByte = buf[i + 1] + thirdByte = buf[i + 2] + fourthByte = buf[i + 3] + if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) { + tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F) + if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) { + codePoint = tempCodePoint + } + } + } + } + + if (codePoint === null) { + // we did not generate a valid codePoint so insert a + // replacement char (U+FFFD) and advance only 1 byte + codePoint = 0xFFFD + bytesPerSequence = 1 + } else if (codePoint > 0xFFFF) { + // encode to utf16 (surrogate pair dance) + codePoint -= 0x10000 + res.push(codePoint >>> 10 & 0x3FF | 0xD800) + codePoint = 0xDC00 | codePoint & 0x3FF + } + + res.push(codePoint) + i += bytesPerSequence + } + + return decodeCodePointsArray(res) +} + +// Based on http://stackoverflow.com/a/22747272/680742, the browser with +// the lowest limit is Chrome, with 0x10000 args. +// We go 1 magnitude less, for safety +var MAX_ARGUMENTS_LENGTH = 0x1000 + +function decodeCodePointsArray (codePoints) { + var len = codePoints.length + if (len <= MAX_ARGUMENTS_LENGTH) { + return String.fromCharCode.apply(String, codePoints) // avoid extra slice() + } + + // Decode in chunks to avoid "call stack size exceeded". + var res = '' + var i = 0 + while (i < len) { + res += String.fromCharCode.apply( + String, + codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH) + ) + } + return res +} + +function asciiSlice (buf, start, end) { + var ret = '' + end = Math.min(buf.length, end) + + for (var i = start; i < end; ++i) { + ret += String.fromCharCode(buf[i] & 0x7F) + } + return ret +} + +function latin1Slice (buf, start, end) { + var ret = '' + end = Math.min(buf.length, end) + + for (var i = start; i < end; ++i) { + ret += String.fromCharCode(buf[i]) + } + return ret +} + +function hexSlice (buf, start, end) { + var len = buf.length + + if (!start || start < 0) start = 0 + if (!end || end < 0 || end > len) end = len + + var out = '' + for (var i = start; i < end; ++i) { + out += toHex(buf[i]) + } + return out +} + +function utf16leSlice (buf, start, end) { + var bytes = buf.slice(start, end) + var res = '' + for (var i = 0; i < bytes.length; i += 2) { + res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256) + } + return res +} + +Buffer.prototype.slice = function slice (start, end) { + var len = this.length + start = ~~start + end = end === undefined ? len : ~~end + + if (start < 0) { + start += len + if (start < 0) start = 0 + } else if (start > len) { + start = len + } + + if (end < 0) { + end += len + if (end < 0) end = 0 + } else if (end > len) { + end = len + } + + if (end < start) end = start + + var newBuf + if (Buffer.TYPED_ARRAY_SUPPORT) { + newBuf = this.subarray(start, end) + newBuf.__proto__ = Buffer.prototype + } else { + var sliceLen = end - start + newBuf = new Buffer(sliceLen, undefined) + for (var i = 0; i < sliceLen; ++i) { + newBuf[i] = this[i + start] + } + } + + return newBuf +} + +/* + * Need to make sure that buffer isn't trying to write out of bounds. + */ +function checkOffset (offset, ext, length) { + if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint') + if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length') +} + +Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) checkOffset(offset, byteLength, this.length) + + var val = this[offset] + var mul = 1 + var i = 0 + while (++i < byteLength && (mul *= 0x100)) { + val += this[offset + i] * mul + } + + return val +} + +Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) { + checkOffset(offset, byteLength, this.length) + } + + var val = this[offset + --byteLength] + var mul = 1 + while (byteLength > 0 && (mul *= 0x100)) { + val += this[offset + --byteLength] * mul + } + + return val +} + +Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) { + if (!noAssert) checkOffset(offset, 1, this.length) + return this[offset] +} + +Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + return this[offset] | (this[offset + 1] << 8) +} + +Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + return (this[offset] << 8) | this[offset + 1] +} + +Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return ((this[offset]) | + (this[offset + 1] << 8) | + (this[offset + 2] << 16)) + + (this[offset + 3] * 0x1000000) +} + +Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return (this[offset] * 0x1000000) + + ((this[offset + 1] << 16) | + (this[offset + 2] << 8) | + this[offset + 3]) +} + +Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) checkOffset(offset, byteLength, this.length) + + var val = this[offset] + var mul = 1 + var i = 0 + while (++i < byteLength && (mul *= 0x100)) { + val += this[offset + i] * mul + } + mul *= 0x80 + + if (val >= mul) val -= Math.pow(2, 8 * byteLength) + + return val +} + +Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) { + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) checkOffset(offset, byteLength, this.length) + + var i = byteLength + var mul = 1 + var val = this[offset + --i] + while (i > 0 && (mul *= 0x100)) { + val += this[offset + --i] * mul + } + mul *= 0x80 + + if (val >= mul) val -= Math.pow(2, 8 * byteLength) + + return val +} + +Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) { + if (!noAssert) checkOffset(offset, 1, this.length) + if (!(this[offset] & 0x80)) return (this[offset]) + return ((0xff - this[offset] + 1) * -1) +} + +Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + var val = this[offset] | (this[offset + 1] << 8) + return (val & 0x8000) ? val | 0xFFFF0000 : val +} + +Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 2, this.length) + var val = this[offset + 1] | (this[offset] << 8) + return (val & 0x8000) ? val | 0xFFFF0000 : val +} + +Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return (this[offset]) | + (this[offset + 1] << 8) | + (this[offset + 2] << 16) | + (this[offset + 3] << 24) +} + +Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + + return (this[offset] << 24) | + (this[offset + 1] << 16) | + (this[offset + 2] << 8) | + (this[offset + 3]) +} + +Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + return ieee754.read(this, offset, true, 23, 4) +} + +Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 4, this.length) + return ieee754.read(this, offset, false, 23, 4) +} + +Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 8, this.length) + return ieee754.read(this, offset, true, 52, 8) +} + +Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) { + if (!noAssert) checkOffset(offset, 8, this.length) + return ieee754.read(this, offset, false, 52, 8) +} + +function checkInt (buf, value, offset, ext, max, min) { + if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance') + if (value > max || value < min) throw new RangeError('"value" argument is out of bounds') + if (offset + ext > buf.length) throw new RangeError('Index out of range') +} + +Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) { + var maxBytes = Math.pow(2, 8 * byteLength) - 1 + checkInt(this, value, offset, byteLength, maxBytes, 0) + } + + var mul = 1 + var i = 0 + this[offset] = value & 0xFF + while (++i < byteLength && (mul *= 0x100)) { + this[offset + i] = (value / mul) & 0xFF + } + + return offset + byteLength +} + +Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + byteLength = byteLength | 0 + if (!noAssert) { + var maxBytes = Math.pow(2, 8 * byteLength) - 1 + checkInt(this, value, offset, byteLength, maxBytes, 0) + } + + var i = byteLength - 1 + var mul = 1 + this[offset + i] = value & 0xFF + while (--i >= 0 && (mul *= 0x100)) { + this[offset + i] = (value / mul) & 0xFF + } + + return offset + byteLength +} + +Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0) + if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value) + this[offset] = (value & 0xff) + return offset + 1 +} + +function objectWriteUInt16 (buf, value, offset, littleEndian) { + if (value < 0) value = 0xffff + value + 1 + for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) { + buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>> + (littleEndian ? i : 1 - i) * 8 + } +} + +Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value & 0xff) + this[offset + 1] = (value >>> 8) + } else { + objectWriteUInt16(this, value, offset, true) + } + return offset + 2 +} + +Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 8) + this[offset + 1] = (value & 0xff) + } else { + objectWriteUInt16(this, value, offset, false) + } + return offset + 2 +} + +function objectWriteUInt32 (buf, value, offset, littleEndian) { + if (value < 0) value = 0xffffffff + value + 1 + for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) { + buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff + } +} + +Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset + 3] = (value >>> 24) + this[offset + 2] = (value >>> 16) + this[offset + 1] = (value >>> 8) + this[offset] = (value & 0xff) + } else { + objectWriteUInt32(this, value, offset, true) + } + return offset + 4 +} + +Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 24) + this[offset + 1] = (value >>> 16) + this[offset + 2] = (value >>> 8) + this[offset + 3] = (value & 0xff) + } else { + objectWriteUInt32(this, value, offset, false) + } + return offset + 4 +} + +Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) { + var limit = Math.pow(2, 8 * byteLength - 1) + + checkInt(this, value, offset, byteLength, limit - 1, -limit) + } + + var i = 0 + var mul = 1 + var sub = 0 + this[offset] = value & 0xFF + while (++i < byteLength && (mul *= 0x100)) { + if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) { + sub = 1 + } + this[offset + i] = ((value / mul) >> 0) - sub & 0xFF + } + + return offset + byteLength +} + +Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) { + var limit = Math.pow(2, 8 * byteLength - 1) + + checkInt(this, value, offset, byteLength, limit - 1, -limit) + } + + var i = byteLength - 1 + var mul = 1 + var sub = 0 + this[offset + i] = value & 0xFF + while (--i >= 0 && (mul *= 0x100)) { + if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) { + sub = 1 + } + this[offset + i] = ((value / mul) >> 0) - sub & 0xFF + } + + return offset + byteLength +} + +Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80) + if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value) + if (value < 0) value = 0xff + value + 1 + this[offset] = (value & 0xff) + return offset + 1 +} + +Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value & 0xff) + this[offset + 1] = (value >>> 8) + } else { + objectWriteUInt16(this, value, offset, true) + } + return offset + 2 +} + +Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 8) + this[offset + 1] = (value & 0xff) + } else { + objectWriteUInt16(this, value, offset, false) + } + return offset + 2 +} + +Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000) + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value & 0xff) + this[offset + 1] = (value >>> 8) + this[offset + 2] = (value >>> 16) + this[offset + 3] = (value >>> 24) + } else { + objectWriteUInt32(this, value, offset, true) + } + return offset + 4 +} + +Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) { + value = +value + offset = offset | 0 + if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000) + if (value < 0) value = 0xffffffff + value + 1 + if (Buffer.TYPED_ARRAY_SUPPORT) { + this[offset] = (value >>> 24) + this[offset + 1] = (value >>> 16) + this[offset + 2] = (value >>> 8) + this[offset + 3] = (value & 0xff) + } else { + objectWriteUInt32(this, value, offset, false) + } + return offset + 4 +} + +function checkIEEE754 (buf, value, offset, ext, max, min) { + if (offset + ext > buf.length) throw new RangeError('Index out of range') + if (offset < 0) throw new RangeError('Index out of range') +} + +function writeFloat (buf, value, offset, littleEndian, noAssert) { + if (!noAssert) { + checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38) + } + ieee754.write(buf, value, offset, littleEndian, 23, 4) + return offset + 4 +} + +Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) { + return writeFloat(this, value, offset, true, noAssert) +} + +Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) { + return writeFloat(this, value, offset, false, noAssert) +} + +function writeDouble (buf, value, offset, littleEndian, noAssert) { + if (!noAssert) { + checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308) + } + ieee754.write(buf, value, offset, littleEndian, 52, 8) + return offset + 8 +} + +Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) { + return writeDouble(this, value, offset, true, noAssert) +} + +Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) { + return writeDouble(this, value, offset, false, noAssert) +} + +// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length) +Buffer.prototype.copy = function copy (target, targetStart, start, end) { + if (!start) start = 0 + if (!end && end !== 0) end = this.length + if (targetStart >= target.length) targetStart = target.length + if (!targetStart) targetStart = 0 + if (end > 0 && end < start) end = start + + // Copy 0 bytes; we're done + if (end === start) return 0 + if (target.length === 0 || this.length === 0) return 0 + + // Fatal error conditions + if (targetStart < 0) { + throw new RangeError('targetStart out of bounds') + } + if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds') + if (end < 0) throw new RangeError('sourceEnd out of bounds') + + // Are we oob? + if (end > this.length) end = this.length + if (target.length - targetStart < end - start) { + end = target.length - targetStart + start + } + + var len = end - start + var i + + if (this === target && start < targetStart && targetStart < end) { + // descending copy from end + for (i = len - 1; i >= 0; --i) { + target[i + targetStart] = this[i + start] + } + } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) { + // ascending copy from start + for (i = 0; i < len; ++i) { + target[i + targetStart] = this[i + start] + } + } else { + Uint8Array.prototype.set.call( + target, + this.subarray(start, start + len), + targetStart + ) + } + + return len +} + +// Usage: +// buffer.fill(number[, offset[, end]]) +// buffer.fill(buffer[, offset[, end]]) +// buffer.fill(string[, offset[, end]][, encoding]) +Buffer.prototype.fill = function fill (val, start, end, encoding) { + // Handle string cases: + if (typeof val === 'string') { + if (typeof start === 'string') { + encoding = start + start = 0 + end = this.length + } else if (typeof end === 'string') { + encoding = end + end = this.length + } + if (val.length === 1) { + var code = val.charCodeAt(0) + if (code < 256) { + val = code + } + } + if (encoding !== undefined && typeof encoding !== 'string') { + throw new TypeError('encoding must be a string') + } + if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) { + throw new TypeError('Unknown encoding: ' + encoding) + } + } else if (typeof val === 'number') { + val = val & 255 + } + + // Invalid ranges are not set to a default, so can range check early. + if (start < 0 || this.length < start || this.length < end) { + throw new RangeError('Out of range index') + } + + if (end <= start) { + return this + } + + start = start >>> 0 + end = end === undefined ? this.length : end >>> 0 + + if (!val) val = 0 + + var i + if (typeof val === 'number') { + for (i = start; i < end; ++i) { + this[i] = val + } + } else { + var bytes = Buffer.isBuffer(val) + ? val + : utf8ToBytes(new Buffer(val, encoding).toString()) + var len = bytes.length + for (i = 0; i < end - start; ++i) { + this[i + start] = bytes[i % len] + } + } + + return this +} + +// HELPER FUNCTIONS +// ================ + +var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g + +function base64clean (str) { + // Node strips out invalid characters like \n and \t from the string, base64-js does not + str = stringtrim(str).replace(INVALID_BASE64_RE, '') + // Node converts strings with length < 2 to '' + if (str.length < 2) return '' + // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not + while (str.length % 4 !== 0) { + str = str + '=' + } + return str +} + +function stringtrim (str) { + if (str.trim) return str.trim() + return str.replace(/^\s+|\s+$/g, '') +} + +function toHex (n) { + if (n < 16) return '0' + n.toString(16) + return n.toString(16) +} + +function utf8ToBytes (string, units) { + units = units || Infinity + var codePoint + var length = string.length + var leadSurrogate = null + var bytes = [] + + for (var i = 0; i < length; ++i) { + codePoint = string.charCodeAt(i) + + // is surrogate component + if (codePoint > 0xD7FF && codePoint < 0xE000) { + // last char was a lead + if (!leadSurrogate) { + // no lead yet + if (codePoint > 0xDBFF) { + // unexpected trail + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + continue + } else if (i + 1 === length) { + // unpaired lead + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + continue + } + + // valid lead + leadSurrogate = codePoint + + continue + } + + // 2 leads in a row + if (codePoint < 0xDC00) { + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + leadSurrogate = codePoint + continue + } + + // valid surrogate pair + codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000 + } else if (leadSurrogate) { + // valid bmp char, but last char was a lead + if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD) + } + + leadSurrogate = null + + // encode utf8 + if (codePoint < 0x80) { + if ((units -= 1) < 0) break + bytes.push(codePoint) + } else if (codePoint < 0x800) { + if ((units -= 2) < 0) break + bytes.push( + codePoint >> 0x6 | 0xC0, + codePoint & 0x3F | 0x80 + ) + } else if (codePoint < 0x10000) { + if ((units -= 3) < 0) break + bytes.push( + codePoint >> 0xC | 0xE0, + codePoint >> 0x6 & 0x3F | 0x80, + codePoint & 0x3F | 0x80 + ) + } else if (codePoint < 0x110000) { + if ((units -= 4) < 0) break + bytes.push( + codePoint >> 0x12 | 0xF0, + codePoint >> 0xC & 0x3F | 0x80, + codePoint >> 0x6 & 0x3F | 0x80, + codePoint & 0x3F | 0x80 + ) + } else { + throw new Error('Invalid code point') + } + } + + return bytes +} + +function asciiToBytes (str) { + var byteArray = [] + for (var i = 0; i < str.length; ++i) { + // Node's code seems to be doing this and not & 0x7F.. + byteArray.push(str.charCodeAt(i) & 0xFF) + } + return byteArray +} + +function utf16leToBytes (str, units) { + var c, hi, lo + var byteArray = [] + for (var i = 0; i < str.length; ++i) { + if ((units -= 2) < 0) break + + c = str.charCodeAt(i) + hi = c >> 8 + lo = c % 256 + byteArray.push(lo) + byteArray.push(hi) + } + + return byteArray +} + +function base64ToBytes (str) { + return base64.toByteArray(base64clean(str)) +} + +function blitBuffer (src, dst, offset, length) { + for (var i = 0; i < length; ++i) { + if ((i + offset >= dst.length) || (i >= src.length)) break + dst[i + offset] = src[i] + } + return i +} + +function isnan (val) { + return val !== val // eslint-disable-line no-self-compare +} + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(2))) + +/***/ }), +/* 35 */ +/***/ (function(module, exports, __webpack_require__) { + +exports = module.exports = __webpack_require__(36)(undefined); +// imports + + +// module +exports.push([module.i, "\n.cell,\n.input,\n.output {\n display: flex;\n width: 100%;\n margin-bottom: 10px;\n}\n.cell pre {\n margin: 0;\n width: 100%;\n}\n", ""]); + +// exports + + +/***/ }), +/* 36 */ +/***/ (function(module, exports, __webpack_require__) { + +/* WEBPACK VAR INJECTION */(function(Buffer) {/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra +*/ +// css base code, injected by the css-loader +module.exports = function(useSourceMap) { + var list = []; + + // return the list of modules as css string + list.toString = function toString() { + return this.map(function (item) { + var content = cssWithMappingToString(item, useSourceMap); + if(item[2]) { + return "@media " + item[2] + "{" + content + "}"; + } else { + return content; + } + }).join(""); + }; + + // import a list of modules into the list + list.i = function(modules, mediaQuery) { + if(typeof modules === "string") + modules = [[null, modules, ""]]; + var alreadyImportedModules = {}; + for(var i = 0; i < this.length; i++) { + var id = this[i][0]; + if(typeof id === "number") + alreadyImportedModules[id] = true; + } + for(i = 0; i < modules.length; i++) { + var item = modules[i]; + // skip already imported module + // this implementation is not 100% perfect for weird media query combinations + // when a module is imported multiple times with different media queries. + // I hope this will never occur (Hey this way we have smaller bundles) + if(typeof item[0] !== "number" || !alreadyImportedModules[item[0]]) { + if(mediaQuery && !item[2]) { + item[2] = mediaQuery; + } else if(mediaQuery) { + item[2] = "(" + item[2] + ") and (" + mediaQuery + ")"; + } + list.push(item); + } + } + }; + return list; +}; + +function cssWithMappingToString(item, useSourceMap) { + var content = item[1] || ''; + var cssMapping = item[3]; + if (!cssMapping) { + return content; + } + + if (useSourceMap) { + var sourceMapping = toComment(cssMapping); + var sourceURLs = cssMapping.sources.map(function (source) { + return '/*# sourceURL=' + cssMapping.sourceRoot + source + ' */' + }); + + return [content].concat(sourceURLs).concat([sourceMapping]).join('\n'); + } + + return [content].join('\n'); +} + +// Adapted from convert-source-map (MIT) +function toComment(sourceMap) { + var base64 = new Buffer(JSON.stringify(sourceMap)).toString('base64'); + var data = 'sourceMappingURL=data:application/json;charset=utf-8;base64,' + base64; + + return '/*# ' + data + ' */'; +} + +/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(34).Buffer)) + +/***/ }), +/* 37 */ +/***/ (function(module, exports) { + +exports.read = function (buffer, offset, isLE, mLen, nBytes) { + var e, m + var eLen = nBytes * 8 - mLen - 1 + var eMax = (1 << eLen) - 1 + var eBias = eMax >> 1 + var nBits = -7 + var i = isLE ? (nBytes - 1) : 0 + var d = isLE ? -1 : 1 + var s = buffer[offset + i] + + i += d + + e = s & ((1 << (-nBits)) - 1) + s >>= (-nBits) + nBits += eLen + for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {} + + m = e & ((1 << (-nBits)) - 1) + e >>= (-nBits) + nBits += mLen + for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {} + + if (e === 0) { + e = 1 - eBias + } else if (e === eMax) { + return m ? NaN : ((s ? -1 : 1) * Infinity) + } else { + m = m + Math.pow(2, mLen) + e = e - eBias + } + return (s ? -1 : 1) * m * Math.pow(2, e - mLen) +} + +exports.write = function (buffer, value, offset, isLE, mLen, nBytes) { + var e, m, c + var eLen = nBytes * 8 - mLen - 1 + var eMax = (1 << eLen) - 1 + var eBias = eMax >> 1 + var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0) + var i = isLE ? 0 : (nBytes - 1) + var d = isLE ? 1 : -1 + var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0 + + value = Math.abs(value) + + if (isNaN(value) || value === Infinity) { + m = isNaN(value) ? 1 : 0 + e = eMax + } else { + e = Math.floor(Math.log(value) / Math.LN2) + if (value * (c = Math.pow(2, -e)) < 1) { + e-- + c *= 2 + } + if (e + eBias >= 1) { + value += rt / c + } else { + value += rt * Math.pow(2, 1 - eBias) + } + if (value * c >= 2) { + e++ + c /= 2 + } + + if (e + eBias >= eMax) { + m = 0 + e = eMax + } else if (e + eBias >= 1) { + m = (value * c - 1) * Math.pow(2, mLen) + e = e + eBias + } else { + m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen) + e = 0 + } + } + + for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {} + + e = (e << mLen) | m + eLen += mLen + for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {} + + buffer[offset + i - d] |= s * 128 +} + + +/***/ }), +/* 38 */ +/***/ (function(module, exports) { + +var toString = {}.toString; + +module.exports = Array.isArray || function (arr) { + return toString.call(arr) == '[object Array]'; +}; + + +/***/ }), +/* 39 */ +/***/ (function(module, exports, __webpack_require__) { + +// style-loader: Adds some css to the DOM by adding a <style> tag + +// load the styles +var content = __webpack_require__(35); +if(typeof content === 'string') content = [[module.i, content, '']]; +if(content.locals) module.exports = content.locals; +// add the styles to the DOM +var update = __webpack_require__(40)("87c28124", content, false); +// Hot Module Replacement +if(false) { + // When the styles change, update the <style> tags + if(!content.locals) { + module.hot.accept("!!../node_modules/css-loader/index.js!../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4cb2b168\",\"scoped\":false,\"hasInlineConfig\":false}!../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue", function() { + var newContent = require("!!../node_modules/css-loader/index.js!../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4cb2b168\",\"scoped\":false,\"hasInlineConfig\":false}!../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue"); + if(typeof newContent === 'string') newContent = [[module.id, newContent, '']]; + update(newContent); + }); + } + // When the module is disposed, remove the <style> tags + module.hot.dispose(function() { update(); }); +} + +/***/ }), +/* 40 */ +/***/ (function(module, exports, __webpack_require__) { + +/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra + Modified by Evan You @yyx990803 +*/ + +var hasDocument = typeof document !== 'undefined' + +if (typeof DEBUG !== 'undefined' && DEBUG) { + if (!hasDocument) { + throw new Error( + 'vue-style-loader cannot be used in a non-browser environment. ' + + "Use { target: 'node' } in your Webpack config to indicate a server-rendering environment." + ) } +} + +var listToStyles = __webpack_require__(41) + +/* +type StyleObject = { + id: number; + parts: Array<StyleObjectPart> +} + +type StyleObjectPart = { + css: string; + media: string; + sourceMap: ?string +} +*/ + +var stylesInDom = {/* + [id: number]: { + id: number, + refs: number, + parts: Array<(obj?: StyleObjectPart) => void> + } +*/} + +var head = hasDocument && (document.head || document.getElementsByTagName('head')[0]) +var singletonElement = null +var singletonCounter = 0 +var isProduction = false +var noop = function () {} + +// Force single-tag solution on IE6-9, which has a hard limit on the # of <style> +// tags it will allow on a page +var isOldIE = typeof navigator !== 'undefined' && /msie [6-9]\b/.test(navigator.userAgent.toLowerCase()) + +module.exports = function (parentId, list, _isProduction) { + isProduction = _isProduction + + var styles = listToStyles(parentId, list) + addStylesToDom(styles) + + return function update (newList) { + var mayRemove = [] + for (var i = 0; i < styles.length; i++) { + var item = styles[i] + var domStyle = stylesInDom[item.id] + domStyle.refs-- + mayRemove.push(domStyle) + } + if (newList) { + styles = listToStyles(parentId, newList) + addStylesToDom(styles) + } else { + styles = [] + } + for (var i = 0; i < mayRemove.length; i++) { + var domStyle = mayRemove[i] + if (domStyle.refs === 0) { + for (var j = 0; j < domStyle.parts.length; j++) { + domStyle.parts[j]() + } + delete stylesInDom[domStyle.id] + } + } + } +} + +function addStylesToDom (styles /* Array<StyleObject> */) { + for (var i = 0; i < styles.length; i++) { + var item = styles[i] + var domStyle = stylesInDom[item.id] + if (domStyle) { + domStyle.refs++ + for (var j = 0; j < domStyle.parts.length; j++) { + domStyle.parts[j](item.parts[j]) + } + for (; j < item.parts.length; j++) { + domStyle.parts.push(addStyle(item.parts[j])) + } + if (domStyle.parts.length > item.parts.length) { + domStyle.parts.length = item.parts.length + } + } else { + var parts = [] + for (var j = 0; j < item.parts.length; j++) { + parts.push(addStyle(item.parts[j])) + } + stylesInDom[item.id] = { id: item.id, refs: 1, parts: parts } + } + } +} + +function createStyleElement () { + var styleElement = document.createElement('style') + styleElement.type = 'text/css' + head.appendChild(styleElement) + return styleElement +} + +function addStyle (obj /* StyleObjectPart */) { + var update, remove + var styleElement = document.querySelector('style[data-vue-ssr-id~="' + obj.id + '"]') + + if (styleElement) { + if (isProduction) { + // has SSR styles and in production mode. + // simply do nothing. + return noop + } else { + // has SSR styles but in dev mode. + // for some reason Chrome can't handle source map in server-rendered + // style tags - source maps in <style> only works if the style tag is + // created and inserted dynamically. So we remove the server rendered + // styles and inject new ones. + styleElement.parentNode.removeChild(styleElement) + } + } + + if (isOldIE) { + // use singleton mode for IE9. + var styleIndex = singletonCounter++ + styleElement = singletonElement || (singletonElement = createStyleElement()) + update = applyToSingletonTag.bind(null, styleElement, styleIndex, false) + remove = applyToSingletonTag.bind(null, styleElement, styleIndex, true) + } else { + // use multi-style-tag mode in all other cases + styleElement = createStyleElement() + update = applyToTag.bind(null, styleElement) + remove = function () { + styleElement.parentNode.removeChild(styleElement) + } + } + + update(obj) + + return function updateStyle (newObj /* StyleObjectPart */) { + if (newObj) { + if (newObj.css === obj.css && + newObj.media === obj.media && + newObj.sourceMap === obj.sourceMap) { + return + } + update(obj = newObj) + } else { + remove() + } + } +} + +var replaceText = (function () { + var textStore = [] + + return function (index, replacement) { + textStore[index] = replacement + return textStore.filter(Boolean).join('\n') + } +})() + +function applyToSingletonTag (styleElement, index, remove, obj) { + var css = remove ? '' : obj.css + + if (styleElement.styleSheet) { + styleElement.styleSheet.cssText = replaceText(index, css) + } else { + var cssNode = document.createTextNode(css) + var childNodes = styleElement.childNodes + if (childNodes[index]) styleElement.removeChild(childNodes[index]) + if (childNodes.length) { + styleElement.insertBefore(cssNode, childNodes[index]) + } else { + styleElement.appendChild(cssNode) + } + } +} + +function applyToTag (styleElement, obj) { + var css = obj.css + var media = obj.media + var sourceMap = obj.sourceMap + + if (media) { + styleElement.setAttribute('media', media) + } + + if (sourceMap) { + // https://developer.chrome.com/devtools/docs/javascript-debugging + // this makes source maps inside style tags work properly in Chrome + css += '\n/*# sourceURL=' + sourceMap.sources[0] + ' */' + // http://stackoverflow.com/a/26603875 + css += '\n/*# sourceMappingURL=data:application/json;base64,' + btoa(unescape(encodeURIComponent(JSON.stringify(sourceMap)))) + ' */' + } + + if (styleElement.styleSheet) { + styleElement.styleSheet.cssText = css + } else { + while (styleElement.firstChild) { + styleElement.removeChild(styleElement.firstChild) + } + styleElement.appendChild(document.createTextNode(css)) + } +} + + +/***/ }), +/* 41 */ +/***/ (function(module, exports) { + +/** + * Translates the list format produced by css-loader into something + * easier to manipulate. + */ +module.exports = function listToStyles (parentId, list) { + var styles = [] + var newStyles = {} + for (var i = 0; i < list.length; i++) { + var item = list[i] + var id = item[0] + var css = item[1] + var media = item[2] + var sourceMap = item[3] + var part = { + id: parentId + ':' + i, + css: css, + media: media, + sourceMap: sourceMap + } + if (!newStyles[id]) { + styles.push(newStyles[id] = { id: id, parts: [part] }) + } else { + newStyles[id].parts.push(part) + } + } + return styles +} + + +/***/ }), +/* 42 */ +/***/ (function(module, exports, __webpack_require__) { + +exports = module.exports = __webpack_require__(36)(undefined); +// imports + + +// module +exports.push([module.i, "\n.prompt[data-v-4f6bf458] {\n padding: 0 10px;\n min-width: 7em;\n font-family: monospace;\n}\n", ""]); + +// exports + + +/***/ }), +/* 43 */ +/***/ (function(module, exports, __webpack_require__) { + +// style-loader: Adds some css to the DOM by adding a <style> tag + +// load the styles +var content = __webpack_require__(42); +if(typeof content === 'string') content = [[module.i, content, '']]; +if(content.locals) module.exports = content.locals; +// add the styles to the DOM +var update = __webpack_require__(40)("5b60b003", content, false); +// Hot Module Replacement +if(false) { + // When the styles change, update the <style> tags + if(!content.locals) { + module.hot.accept("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4f6bf458\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./prompt.vue", function() { + var newContent = require("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4f6bf458\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./prompt.vue"); + if(typeof newContent === 'string') newContent = [[module.id, newContent, '']]; + update(newContent); + }); + } + // When the module is disposed, remove the <style> tags + module.hot.dispose(function() { update(); }); +} + +/***/ }), +/* 44 */, +/* 45 */, +/* 46 */ +/***/ (function(module, exports, __webpack_require__) { + +exports = module.exports = __webpack_require__(36)(undefined); +// imports + + +// module +exports.push([module.i, "\n.markdown .katex {\n display: block;\n text-align: center;\n}\n", ""]); + +// exports + + +/***/ }), +/* 47 */ +/***/ (function(module, exports, __webpack_require__) { + +// style-loader: Adds some css to the DOM by adding a <style> tag + +// load the styles +var content = __webpack_require__(46); +if(typeof content === 'string') content = [[module.i, content, '']]; +if(content.locals) module.exports = content.locals; +// add the styles to the DOM +var update = __webpack_require__(40)("48dda57c", content, false); +// Hot Module Replacement +if(false) { + // When the styles change, update the <style> tags + if(!content.locals) { + module.hot.accept("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7342b363\",\"scoped\":false,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./markdown.vue", function() { + var newContent = require("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7342b363\",\"scoped\":false,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./markdown.vue"); + if(typeof newContent === 'string') newContent = [[module.id, newContent, '']]; + update(newContent); + }); + } + // When the module is disposed, remove the <style> tags + module.hot.dispose(function() { update(); }); +} + +/***/ }), +/* 48 */ +/***/ (function(module, exports, __webpack_require__) { + +exports = module.exports = __webpack_require__(36)(undefined); +// imports + + +// module +exports.push([module.i, "\n.cell[data-v-3ac4c361] {\n flex-direction: column;\n}\n", ""]); + +// exports + + +/***/ }), +/* 49 */ +/***/ (function(module, exports, __webpack_require__) { + +// style-loader: Adds some css to the DOM by adding a <style> tag + +// load the styles +var content = __webpack_require__(48); +if(typeof content === 'string') content = [[module.i, content, '']]; +if(content.locals) module.exports = content.locals; +// add the styles to the DOM +var update = __webpack_require__(40)("06fc6a9f", content, false); +// Hot Module Replacement +if(false) { + // When the styles change, update the <style> tags + if(!content.locals) { + module.hot.accept("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-3ac4c361\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./code.vue", function() { + var newContent = require("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-3ac4c361\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./code.vue"); + if(typeof newContent === 'string') newContent = [[module.id, newContent, '']]; + update(newContent); + }); + } + // When the module is disposed, remove the <style> tags + module.hot.dispose(function() { update(); }); +} /***/ }) /******/ ]); |