vue hello world项目
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'use strict';
// TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
require('../modules/es.array.iterator');
var $ = require('../internals/export');
var global = require('../internals/global');
var getBuiltIn = require('../internals/get-built-in');
var call = require('../internals/function-call');
var uncurryThis = require('../internals/function-uncurry-this');
var USE_NATIVE_URL = require('../internals/native-url');
var redefine = require('../internals/redefine');
var redefineAll = require('../internals/redefine-all');
var setToStringTag = require('../internals/set-to-string-tag');
var createIteratorConstructor = require('../internals/create-iterator-constructor');
var InternalStateModule = require('../internals/internal-state');
var anInstance = require('../internals/an-instance');
var isCallable = require('../internals/is-callable');
var hasOwn = require('../internals/has-own-property');
var bind = require('../internals/function-bind-context');
var classof = require('../internals/classof');
var anObject = require('../internals/an-object');
var isObject = require('../internals/is-object');
var $toString = require('../internals/to-string');
var create = require('../internals/object-create');
var createPropertyDescriptor = require('../internals/create-property-descriptor');
var getIterator = require('../internals/get-iterator');
var getIteratorMethod = require('../internals/get-iterator-method');
var validateArgumentsLength = require('../internals/validate-arguments-length');
var wellKnownSymbol = require('../internals/well-known-symbol');
var arraySort = require('../internals/array-sort');
var ITERATOR = wellKnownSymbol('iterator');
var URL_SEARCH_PARAMS = 'URLSearchParams';
var URL_SEARCH_PARAMS_ITERATOR = URL_SEARCH_PARAMS + 'Iterator';
var setInternalState = InternalStateModule.set;
var getInternalParamsState = InternalStateModule.getterFor(URL_SEARCH_PARAMS);
var getInternalIteratorState = InternalStateModule.getterFor(URL_SEARCH_PARAMS_ITERATOR);
var n$Fetch = getBuiltIn('fetch');
var N$Request = getBuiltIn('Request');
var Headers = getBuiltIn('Headers');
var RequestPrototype = N$Request && N$Request.prototype;
var HeadersPrototype = Headers && Headers.prototype;
var RegExp = global.RegExp;
var TypeError = global.TypeError;
var decodeURIComponent = global.decodeURIComponent;
var encodeURIComponent = global.encodeURIComponent;
var charAt = uncurryThis(''.charAt);
var join = uncurryThis([].join);
var push = uncurryThis([].push);
var replace = uncurryThis(''.replace);
var shift = uncurryThis([].shift);
var splice = uncurryThis([].splice);
var split = uncurryThis(''.split);
var stringSlice = uncurryThis(''.slice);
var plus = /\+/g;
var sequences = Array(4);
var percentSequence = function (bytes) {
return sequences[bytes - 1] || (sequences[bytes - 1] = RegExp('((?:%[\\da-f]{2}){' + bytes + '})', 'gi'));
};
var percentDecode = function (sequence) {
try {
return decodeURIComponent(sequence);
} catch (error) {
return sequence;
}
};
var deserialize = function (it) {
var result = replace(it, plus, ' ');
var bytes = 4;
try {
return decodeURIComponent(result);
} catch (error) {
while (bytes) {
result = replace(result, percentSequence(bytes--), percentDecode);
}
return result;
}
};
var find = /[!'()~]|%20/g;
var replacements = {
'!': '%21',
"'": '%27',
'(': '%28',
')': '%29',
'~': '%7E',
'%20': '+'
};
var replacer = function (match) {
return replacements[match];
};
var serialize = function (it) {
return replace(encodeURIComponent(it), find, replacer);
};
var URLSearchParamsIterator = createIteratorConstructor(function Iterator(params, kind) {
setInternalState(this, {
type: URL_SEARCH_PARAMS_ITERATOR,
iterator: getIterator(getInternalParamsState(params).entries),
kind: kind
});
}, 'Iterator', function next() {
var state = getInternalIteratorState(this);
var kind = state.kind;
var step = state.iterator.next();
var entry = step.value;
if (!step.done) {
step.value = kind === 'keys' ? entry.key : kind === 'values' ? entry.value : [entry.key, entry.value];
} return step;
}, true);
var URLSearchParamsState = function (init) {
this.entries = [];
this.url = null;
if (init !== undefined) {
if (isObject(init)) this.parseObject(init);
else this.parseQuery(typeof init == 'string' ? charAt(init, 0) === '?' ? stringSlice(init, 1) : init : $toString(init));
}
};
URLSearchParamsState.prototype = {
type: URL_SEARCH_PARAMS,
bindURL: function (url) {
this.url = url;
this.update();
},
parseObject: function (object) {
var iteratorMethod = getIteratorMethod(object);
var iterator, next, step, entryIterator, entryNext, first, second;
if (iteratorMethod) {
iterator = getIterator(object, iteratorMethod);
next = iterator.next;
while (!(step = call(next, iterator)).done) {
entryIterator = getIterator(anObject(step.value));
entryNext = entryIterator.next;
if (
(first = call(entryNext, entryIterator)).done ||
(second = call(entryNext, entryIterator)).done ||
!call(entryNext, entryIterator).done
) throw TypeError('Expected sequence with length 2');
push(this.entries, { key: $toString(first.value), value: $toString(second.value) });
}
} else for (var key in object) if (hasOwn(object, key)) {
push(this.entries, { key: key, value: $toString(object[key]) });
}
},
parseQuery: function (query) {
if (query) {
var attributes = split(query, '&');
var index = 0;
var attribute, entry;
while (index < attributes.length) {
attribute = attributes[index++];
if (attribute.length) {
entry = split(attribute, '=');
push(this.entries, {
key: deserialize(shift(entry)),
value: deserialize(join(entry, '='))
});
}
}
}
},
serialize: function () {
var entries = this.entries;
var result = [];
var index = 0;
var entry;
while (index < entries.length) {
entry = entries[index++];
push(result, serialize(entry.key) + '=' + serialize(entry.value));
} return join(result, '&');
},
update: function () {
this.entries.length = 0;
this.parseQuery(this.url.query);
},
updateURL: function () {
if (this.url) this.url.update();
}
};
// `URLSearchParams` constructor
// https://url.spec.whatwg.org/#interface-urlsearchparams
var URLSearchParamsConstructor = function URLSearchParams(/* init */) {
anInstance(this, URLSearchParamsPrototype);
var init = arguments.length > 0 ? arguments[0] : undefined;
setInternalState(this, new URLSearchParamsState(init));
};
var URLSearchParamsPrototype = URLSearchParamsConstructor.prototype;
redefineAll(URLSearchParamsPrototype, {
// `URLSearchParams.prototype.append` method
// https://url.spec.whatwg.org/#dom-urlsearchparams-append
append: function append(name, value) {
validateArgumentsLength(arguments.length, 2);
var state = getInternalParamsState(this);
push(state.entries, { key: $toString(name), value: $toString(value) });
state.updateURL();
},
// `URLSearchParams.prototype.delete` method
// https://url.spec.whatwg.org/#dom-urlsearchparams-delete
'delete': function (name) {
validateArgumentsLength(arguments.length, 1);
var state = getInternalParamsState(this);
var entries = state.entries;
var key = $toString(name);
var index = 0;
while (index < entries.length) {
if (entries[index].key === key) splice(entries, index, 1);
else index++;
}
state.updateURL();
},
// `URLSearchParams.prototype.get` method
// https://url.spec.whatwg.org/#dom-urlsearchparams-get
get: function get(name) {
validateArgumentsLength(arguments.length, 1);
var entries = getInternalParamsState(this).entries;
var key = $toString(name);
var index = 0;
for (; index < entries.length; index++) {
if (entries[index].key === key) return entries[index].value;
}
return null;
},
// `URLSearchParams.prototype.getAll` method
// https://url.spec.whatwg.org/#dom-urlsearchparams-getall
getAll: function getAll(name) {
validateArgumentsLength(arguments.length, 1);
var entries = getInternalParamsState(this).entries;
var key = $toString(name);
var result = [];
var index = 0;
for (; index < entries.length; index++) {
if (entries[index].key === key) push(result, entries[index].value);
}
return result;
},
// `URLSearchParams.prototype.has` method
// https://url.spec.whatwg.org/#dom-urlsearchparams-has
has: function has(name) {
validateArgumentsLength(arguments.length, 1);
var entries = getInternalParamsState(this).entries;
var key = $toString(name);
var index = 0;
while (index < entries.length) {
if (entries[index++].key === key) return true;
}
return false;
},
// `URLSearchParams.prototype.set` method
// https://url.spec.whatwg.org/#dom-urlsearchparams-set
set: function set(name, value) {
validateArgumentsLength(arguments.length, 1);
var state = getInternalParamsState(this);
var entries = state.entries;
var found = false;
var key = $toString(name);
var val = $toString(value);
var index = 0;
var entry;
for (; index < entries.length; index++) {
entry = entries[index];
if (entry.key === key) {
if (found) splice(entries, index--, 1);
else {
found = true;
entry.value = val;
}
}
}
if (!found) push(entries, { key: key, value: val });
state.updateURL();
},
// `URLSearchParams.prototype.sort` method
// https://url.spec.whatwg.org/#dom-urlsearchparams-sort
sort: function sort() {
var state = getInternalParamsState(this);
arraySort(state.entries, function (a, b) {
return a.key > b.key ? 1 : -1;
});
state.updateURL();
},
// `URLSearchParams.prototype.forEach` method
forEach: function forEach(callback /* , thisArg */) {
var entries = getInternalParamsState(this).entries;
var boundFunction = bind(callback, arguments.length > 1 ? arguments[1] : undefined);
var index = 0;
var entry;
while (index < entries.length) {
entry = entries[index++];
boundFunction(entry.value, entry.key, this);
}
},
// `URLSearchParams.prototype.keys` method
keys: function keys() {
return new URLSearchParamsIterator(this, 'keys');
},
// `URLSearchParams.prototype.values` method
values: function values() {
return new URLSearchParamsIterator(this, 'values');
},
// `URLSearchParams.prototype.entries` method
entries: function entries() {
return new URLSearchParamsIterator(this, 'entries');
}
}, { enumerable: true });
// `URLSearchParams.prototype[@@iterator]` method
redefine(URLSearchParamsPrototype, ITERATOR, URLSearchParamsPrototype.entries, { name: 'entries' });
// `URLSearchParams.prototype.toString` method
// https://url.spec.whatwg.org/#urlsearchparams-stringification-behavior
redefine(URLSearchParamsPrototype, 'toString', function toString() {
return getInternalParamsState(this).serialize();
}, { enumerable: true });
setToStringTag(URLSearchParamsConstructor, URL_SEARCH_PARAMS);
$({ global: true, forced: !USE_NATIVE_URL }, {
URLSearchParams: URLSearchParamsConstructor
});
// Wrap `fetch` and `Request` for correct work with polyfilled `URLSearchParams`
if (!USE_NATIVE_URL && isCallable(Headers)) {
var headersHas = uncurryThis(HeadersPrototype.has);
var headersSet = uncurryThis(HeadersPrototype.set);
var wrapRequestOptions = function (init) {
if (isObject(init)) {
var body = init.body;
var headers;
if (classof(body) === URL_SEARCH_PARAMS) {
headers = init.headers ? new Headers(init.headers) : new Headers();
if (!headersHas(headers, 'content-type')) {
headersSet(headers, 'content-type', 'application/x-www-form-urlencoded;charset=UTF-8');
}
return create(init, {
body: createPropertyDescriptor(0, $toString(body)),
headers: createPropertyDescriptor(0, headers)
});
}
} return init;
};
if (isCallable(n$Fetch)) {
$({ global: true, enumerable: true, forced: true }, {
fetch: function fetch(input /* , init */) {
return n$Fetch(input, arguments.length > 1 ? wrapRequestOptions(arguments[1]) : {});
}
});
}
if (isCallable(N$Request)) {
var RequestConstructor = function Request(input /* , init */) {
anInstance(this, RequestPrototype);
return new N$Request(input, arguments.length > 1 ? wrapRequestOptions(arguments[1]) : {});
};
RequestPrototype.constructor = RequestConstructor;
RequestConstructor.prototype = RequestPrototype;
$({ global: true, forced: true }, {
Request: RequestConstructor
});
}
}
module.exports = {
URLSearchParams: URLSearchParamsConstructor,
getState: getInternalParamsState
};