Marc Mintel
5397309103
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33 lines
1.2 KiB
Plaintext
33 lines
1.2 KiB
Plaintext
Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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const FALSY_ENV_VALUES = new Set(['false', 'f', 'n', 'no', 'off', '0']);
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const TRUTHY_ENV_VALUES = new Set(['true', 't', 'y', 'yes', 'on', '1']);
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/**
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* A helper function which casts an ENV variable value to `true` or `false` using the constants defined above.
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* In strict mode, it may return `null` if the value doesn't match any of the predefined values.
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*
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* @param value The value of the env variable
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* @param options -- Only has `strict` key for now, which requires a strict match for `true` in TRUTHY_ENV_VALUES
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* @returns true/false if the lowercase value matches the predefined values above. If not, null in strict mode,
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* and Boolean(value) in loose mode.
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*/
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function envToBool(value, options) {
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const normalized = String(value).toLowerCase();
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if (FALSY_ENV_VALUES.has(normalized)) {
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return false;
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}
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if (TRUTHY_ENV_VALUES.has(normalized)) {
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return true;
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}
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return options?.strict ? null : Boolean(value);
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}
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exports.FALSY_ENV_VALUES = FALSY_ENV_VALUES;
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exports.TRUTHY_ENV_VALUES = TRUTHY_ENV_VALUES;
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exports.envToBool = envToBool;
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//# sourceMappingURL=envToBool.js.map
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