41 lines
1.1 KiB
TypeScript
41 lines
1.1 KiB
TypeScript
'use strict'
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// As Errlop uses Editions, we should use a specific Errlop edition
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// As otherwise, the circular reference may fail on some machines
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// https://github.com/bevry/errlop/issues/2
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import Errlop from 'errlop'
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interface ErrtionOptions {
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message: string
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code: string | number
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level?: string | number
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}
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interface Errtion extends Errlop, ErrtionOptions {}
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/**
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* Allow code and level inputs on Errlop.
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* We do this instead of a class extension, as class extensions do not interop well on node 0.8, which is our target.
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*/
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export function errtion(
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this: void,
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opts: ErrtionOptions,
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parent?: Errlop | Error
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): Errtion {
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const { message, code, level } = opts
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const error = new Errlop(message, parent) as Errtion
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if (code) error.code = code
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if (level) error.level = level
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return error
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}
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/** Converts anything to a string, by returning strings and serialising objects. */
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export function stringify(value: any): string {
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return typeof value === 'string' ? value : JSON.stringify(value)
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}
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/** Converts a version range like `4 || 6` to `>=4` */
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export function simplifyRange(range: string): string {
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return range.replace(/^([.\-\w]+)(\s.+)?$/, '>=$1')
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}
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