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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 | 2x 2x 2x 2x 2x 2x 2x 2835x 818x 811x 2x 328x 2x 2x 21x 21x 21x 21x 21x 2x 2x 10336x 10336x 10336x 2x 2x 920x 2x 219x 2x 280x 2x 20x 2x 70130x 2x 2x 2x 43403x 2x 3002x 3002x 1801x 438x 3002x 2x 2x 2x 14379x 2x 5221x 5221x 2x 7719x 2x 525x 520x 518x 516x 2x 2x 2x 2x 2x 2x 2x 2x 712x 712x 5924x 5924x 5924x 712x 2x 2x 2x 600x 600x 2x 2x 2x 2x 2x 2x 2x 288x 288x 2x 2x 2x 140x 140x 140x 2x 2x 8815x 2x 146x 156x 156x 146x 2x 5983x 5983x 5983x 5983x 5983x 5983x 5983x 5983x 5983x 5983x 5983x 5983x 2x 46x 46x 46x 2x 20x 20x 20x 2x 2x 453x 453x 92x 92x 92x 453x 2x 2x 15x 13x 2x 15x 2x 548x 548x 548x 1925x 548x 548x | import { makeMap } from './makeMap' export const EMPTY_OBJ: { readonly [key: string]: any } = __DEV__ ? Object.freeze({}) : {} export const EMPTY_ARR: readonly never[] = __DEV__ ? Object.freeze([]) : [] export const NOOP = (): void => {} /** * Always return false. */ export const NO = () => false export const isOn = (key: string): boolean => key.charCodeAt(0) === 111 /* o */ && key.charCodeAt(1) === 110 /* n */ && // uppercase letter (key.charCodeAt(2) > 122 || key.charCodeAt(2) < 97) export const isModelListener = (key: string): key is `onUpdate:${string}` => key.startsWith('onUpdate:') export const extend: typeof Object.assign = Object.assign export const remove = <T>(arr: T[], el: T): void => { const i = arr.indexOf(el) if (i > -1) { arr.splice(i, 1) } } const hasOwnProperty = Object.prototype.hasOwnProperty export const hasOwn = ( val: object, key: string | symbol, ): key is keyof typeof val => hasOwnProperty.call(val, key) export const isArray: typeof Array.isArray = Array.isArray export const isMap = (val: unknown): val is Map<any, any> => toTypeString(val) === '[object Map]' export const isSet = (val: unknown): val is Set<any> => toTypeString(val) === '[object Set]' export const isDate = (val: unknown): val is Date => toTypeString(val) === '[object Date]' export const isRegExp = (val: unknown): val is RegExp => toTypeString(val) === '[object RegExp]' export const isFunction = (val: unknown): val is Function => typeof val === 'function' export const isString = (val: unknown): val is string => typeof val === 'string' export const isSymbol = (val: unknown): val is symbol => typeof val === 'symbol' export const isObject = (val: unknown): val is Record<any, any> => val !== null && typeof val === 'object' export const isPromise = <T = any>(val: unknown): val is Promise<T> => { return ( (isObject(val) || isFunction(val)) && isFunction((val as any).then) && isFunction((val as any).catch) ) } export const objectToString: typeof Object.prototype.toString = Object.prototype.toString export const toTypeString = (value: unknown): string => objectToString.call(value) export const toRawType = (value: unknown): string => { // extract "RawType" from strings like "[object RawType]" return toTypeString(value).slice(8, -1) } export const isPlainObject = (val: unknown): val is object => toTypeString(val) === '[object Object]' export const isIntegerKey = (key: unknown): boolean => isString(key) && key !== 'NaN' && key[0] !== '-' && '' + parseInt(key, 10) === key export const isReservedProp: (key: string) => boolean = /*@__PURE__*/ makeMap( // the leading comma is intentional so empty string "" is also included ',key,ref,ref_for,ref_key,' + 'onVnodeBeforeMount,onVnodeMounted,' + 'onVnodeBeforeUpdate,onVnodeUpdated,' + 'onVnodeBeforeUnmount,onVnodeUnmounted', ) export const isBuiltInDirective: (key: string) => boolean = /*@__PURE__*/ makeMap( 'bind,cloak,else-if,else,for,html,if,model,on,once,pre,show,slot,text,memo', ) const cacheStringFunction = <T extends (str: string) => string>(fn: T): T => { const cache: Record<string, string> = Object.create(null) return ((str: string) => { const hit = cache[str] return hit || (cache[str] = fn(str)) }) as T } const camelizeRE = /-(\w)/g /** * @private */ export const camelize: (str: string) => string = cacheStringFunction( (str: string): string => { return str.replace(camelizeRE, (_, c) => (c ? c.toUpperCase() : '')) }, ) const hyphenateRE = /\B([A-Z])/g /** * @private */ export const hyphenate: (str: string) => string = cacheStringFunction( (str: string) => str.replace(hyphenateRE, '-$1').toLowerCase(), ) /** * @private */ export const capitalize: <T extends string>(str: T) => Capitalize<T> = cacheStringFunction(<T extends string>(str: T) => { return (str.charAt(0).toUpperCase() + str.slice(1)) as Capitalize<T> }) /** * @private */ export const toHandlerKey: <T extends string>( str: T, ) => T extends '' ? '' : `on${Capitalize<T>}` = cacheStringFunction( <T extends string>(str: T) => { const s = str ? `on${capitalize(str)}` : `` return s as T extends '' ? '' : `on${Capitalize<T>}` }, ) // compare whether a value has changed, accounting for NaN. export const hasChanged = (value: any, oldValue: any): boolean => !Object.is(value, oldValue) export const invokeArrayFns = (fns: Function[], ...arg: any[]): void => { for (let i = 0; i < fns.length; i++) { fns[i](...arg) } } export const def = ( obj: object, key: string | symbol, value: any, writable = false, ): void => { Object.defineProperty(obj, key, { configurable: true, enumerable: false, writable, value, }) } /** * "123-foo" will be parsed to 123 * This is used for the .number modifier in v-model */ export const looseToNumber = (val: any): any => { const n = parseFloat(val) return isNaN(n) ? val : n } /** * Only concerns number-like strings * "123-foo" will be returned as-is */ export const toNumber = (val: any): any => { const n = isString(val) ? Number(val) : NaN return isNaN(n) ? val : n } // for typeof global checks without @types/node declare var global: {} let _globalThis: any export const getGlobalThis = (): any => { return ( _globalThis || (_globalThis = typeof globalThis !== 'undefined' ? globalThis : typeof self !== 'undefined' ? self : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : {}) ) } const identRE = /^[_$a-zA-Z\xA0-\uFFFF][_$a-zA-Z0-9\xA0-\uFFFF]*$/ export function genPropsAccessExp(name: string): string { return identRE.test(name) ? `__props.${name}` : `__props[${JSON.stringify(name)}]` } export function genCacheKey(source: string, options: any): string { return ( source + JSON.stringify(options, (_, val) => typeof val === 'function' ? val.toString() : val, ) ) } |