export function parseUser()

in src/utils.ts [89:129]
14 lines of code
2 McCabe index (conditional complexity)

export function parseUser(data: string): User {
    const params = new URLSearchParams(data);

    function stringField(name: string): string {
        const value = params.get(name);
        if(!value ) { throw new Error(`Missing ${name}`) }

        return value;
    }

    function numberField(name: string): number {
        const value = params.get(name);
        if(!value) { throw new Error(`Missing ${name}`) }

        return parseInt(value);
    }

    function booleanField(name: string): boolean {
        return params.get(name) === 'true';
    }

    function stringListField(name: string): string[] {
        const value = params.get(name);
        if(!value) { throw new Error(`Missing ${name}`) }

        return value.split(",");
    }

    const avatarUrl = params.get("avatarUrl");

    return {
        firstName: stringField("firstName"),
        lastName: stringField("lastName"),
        email: stringField("email"),
        avatarUrl: avatarUrl ? avatarUrl : undefined,
        authenticatingSystem: stringField("system"),
        authenticatedIn: stringListField("authedIn"),
        expires: numberField("expires"),
        multifactor: booleanField("multifactor")
    };
}