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Function: safeJsonParseWithFallback()

safeJsonParseWithFallback<T>(json: string, validator: (data: unknown) => data is T, fallback: T): T

Defined in: shared/utils/jsonSafety.ts:187

Safely parse JSON string with fallback value.

Type Parameters​

T​

T

Parameters​

json​

string

JSON string to parse

validator​

(data: unknown) => data is T

Type guard function to validate the parsed data

fallback​

T

Fallback value if parsing fails

Returns​

T

Parsed data if successful, fallback if failed

Example​

const config = safeJsonParseWithFallback(
    configString,
    (data): data is Config => isValidConfig(data),
    { timeout: 5000, retries: 3 }
);

Throws​

Never throws - parsing errors result in fallback value being returned