Gerhard Scheikl
34 lines
1.0 KiB
TypeScript
34 lines
1.0 KiB
TypeScript
/**
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* Small env-access helpers that fail closed.
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*
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* `requireEnv` throws a clear error (without ever printing the secret value)
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* when a required environment variable is missing or empty. `optionalEnv`
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* returns the trimmed value or undefined.
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*/
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/**
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* Returns the value of `name` from `process.env`, throwing if it is unset or
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* empty (after trimming). The secret value itself is never included in the
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* error message.
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*/
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export function requireEnv(name: string): string {
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const raw = process.env[name];
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if (raw === undefined || raw.trim() === "") {
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throw new Error(
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`Missing required environment variable "${name}". ` +
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`Set it before starting the app (see deploy/.env.dev.example).`,
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);
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}
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return raw;
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}
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/**
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* Returns the value of `name` from `process.env`, or `undefined` if it is
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* unset or empty (after trimming).
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*/
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export function optionalEnv(name: string): string | undefined {
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const raw = process.env[name];
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if (raw === undefined || raw.trim() === "") return undefined;
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return raw;
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}
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