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utils.ts
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/
utils.ts
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import { performance } from 'node:perf_hooks'
/** Returns the function bound to the given object. */
export const __function_bind = Function.bind.bind(
Function.call as unknown as any
) as <TArgs extends any[], TFunc extends (...args: TArgs) => any>(
callback: TFunc,
thisArg: unknown,
...args: TArgs
) => TFunc
/** Returns whether the object prototype exists in another object. */
export const __object_isPrototypeOf = Function.call.bind(
Object.prototype.isPrototypeOf
) as { <T1 extends object, T2>(p: T1, v: T2): T2 extends T1 ? true : false }
/** Current high resolution millisecond timestamp. */
export const __performance_now = performance.now as () => number
// @ts-ignore
export const INTERNALS = new WeakMap<unknown, any>()
export const internalsOf = <T extends object>(
target: T | object,
className: string,
propName: string
): T => {
const internals: T = INTERNALS.get(target)
if (!internals)
throw new TypeError(
`${className}.${propName} can only be used on instances of ${className}`
)
return internals
}
export const allowStringTag = (value: any) =>
(value.prototype[Symbol.toStringTag] = value.name)
/** Returns any kind of path as a posix path. */
export const pathToPosix = (pathname: any) =>
String(pathname == null ? '' : pathname)
.replace(
// convert slashes
/\\+/g,
'/'
)
.replace(
// prefix a slash to drive letters
/^(?=[A-Za-z]:\/)/,
'/'
)
.replace(
// encode path characters
/%/g,
'%25'
)
.replace(/\n/g, '%0A')
.replace(/\r/g, '%0D')
.replace(/\t/g, '%09')