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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 | 164x 1139x 164x 164x 164x 164x 164x 164x 164x 164x 164x 164x 164x 164x 164x 164x 164x 3887x 164x 2292x 272x 164x 164x 8x 8x 8x 164x 164x 12059x 164x 164x 703x 164x 160x 164x 310x 164x 43342x 32441x 14868x 164x 32470x 164x 2402x 164x 164x 3864x 164x 2646x 164x 45x 164x 272x 164x 164x 164x 656x 656x 14752x 14752x 164x 164x 415x 164x 164x 625x 164x 229x 164x 118x 164x 1147x 164x 117x 127x 164x 6759x 164x 62x 62x 164x 163x 164x 164x 10x | import { makeMap } from './makeMap'
export { makeMap }
export * from './patchFlags'
export * from './shapeFlags'
export * from './slotFlags'
export * from './globalsWhitelist'
export * from './codeframe'
export * from './normalizeProp'
export * from './domTagConfig'
export * from './domAttrConfig'
export * from './escapeHtml'
export * from './looseEqual'
export * from './toDisplayString'
export * from './typeUtils'
export const EMPTY_OBJ: { readonly [key: string]: any } = __DEV__
? Object.freeze({})
: {}
export const EMPTY_ARR = __DEV__ ? Object.freeze([]) : []
export const NOOP = () => {}
/**
* Always return false.
*/
export const NO = () => false
const onRE = /^on[^a-z]/
export const isOn = (key: string) => onRE.test(key)
export const isModelListener = (key: string) => key.startsWith('onUpdate:')
export const extend = Object.assign
export const remove = <T>(arr: T[], el: T) => {
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 = 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 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.then) && isFunction(val.catch)
}
export const objectToString = 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) =>
isString(key) &&
key !== 'NaN' &&
key[0] !== '-' &&
'' + parseInt(key, 10) === key
export const isReservedProp = /*#__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 = /*#__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 = cacheStringFunction((str: string): string => {
return str.replace(camelizeRE, (_, c) => (c ? c.toUpperCase() : ''))
})
const hyphenateRE = /\B([A-Z])/g
/**
* @private
*/
export const hyphenate = cacheStringFunction((str: string) =>
str.replace(hyphenateRE, '-$1').toLowerCase()
)
/**
* @private
*/
export const capitalize = cacheStringFunction(
(str: string) => str.charAt(0).toUpperCase() + str.slice(1)
)
/**
* @private
*/
export const toHandlerKey = cacheStringFunction((str: string) =>
str ? `on${capitalize(str)}` : ``
)
// 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) => {
for (let i = 0; i < fns.length; i++) {
fns[i](arg)
}
}
export const def = (obj: object, key: string | symbol, value: any) => {
Object.defineProperty(obj, key, {
configurable: true,
enumerable: false,
value
})
}
export const toNumber = (val: any): any => {
const n = parseFloat(val)
return isNaN(n) ? val : n
}
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]*$/
export function genPropsAccessExp(name: string) {
return identRE.test(name)
? `__props.${name}`
: `__props[${JSON.stringify(name)}]`
}
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