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20 lines
677 B
TypeScript
20 lines
677 B
TypeScript
// Type guards for pulling fields off `unknown` records — used wherever we
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// inspect event payloads, run inputs/outputs, or other loosely-typed JSON.
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export function isRecord(value: unknown): value is Record<string, unknown> {
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return typeof value === 'object' && value !== null && !Array.isArray(value);
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}
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export function getNestedRecord(
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obj: Record<string, unknown>,
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key: string,
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): Record<string, unknown> | undefined {
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const value = obj[key];
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return isRecord(value) ? value : undefined;
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}
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export function getString(obj: Record<string, unknown>, key: string): string | undefined {
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const value = obj[key];
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return typeof value === 'string' ? value : undefined;
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}
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