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Function: safeJsonParse()

safeJsonParse<T>(json: string, validator: (data: unknown) => data is T): SafeJsonResult<T>

Defined in: shared/utils/jsonSafety.ts:105

Safely parse JSON string with type validation.

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

Returns​

SafeJsonResult<T>

Safe result object with parsed data or error

Example​

const result = safeJsonParse(jsonString, (data): data is User => {
    return (
        typeof data === "object" &&
        data !== null &&
        typeof data.id === "string" &&
        typeof data.name === "string"
    );
});

if (result.success) {
    console.log(result.data.name); // Type-safe access
} else {
    console.error(result.error);
}

Throws​

Never throws - all errors are captured and returned in the result object