src/utils/env.ts

parseCsvEnv(value: string | undefined, fallback: string[]): string[]

Parses a comma-separated env var string into a trimmed string array.

Behavior:

• undefined/empty -> returns fallback
• trims whitespace around each entry
• drops empty entries
• if parsed list becomes empty, returns fallback

Parameters

• value: raw env var value
• fallback: fallback array

Returns

• parsed list or fallback

Examples

parseCsvEnv("a, b, c", ["x"]); // ["a", "b", "c"]
parseCsvEnv(" , ", ["x"]);      // ["x"]