16 lines
513 B
TypeScript
16 lines
513 B
TypeScript
import 'dotenv/config'
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export function getEnv(key: string): string
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export function getEnv<T>(key: string, parser: (value: string) => T): T
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export function getEnv<T>(key: string, parser?: (value: string) => T): T | string {
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const value = process.env[key]
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if (!value) throw new Error(`env variable ${key} not found`)
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if (!parser) return value
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return parser(value)
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}
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export function* chunks<T>(arr: T[], size: number) {
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for (let i = 0; i < arr.length; i += size) {
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yield arr.slice(i, i + size)
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}
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}
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