Function requiredString

projects/runtime-node/src/validation.ts:27–35

(key: string, options: { allowEmpty?: boolean } = {})

}

export function requiredString(key: string, options: { allowEmpty?: boolean } = {}): ParamCheck {
    return (record) => {
        const value = record[key]
        if (typeof value !== "string" || (!options.allowEmpty && value.length < 1)) {
            return paramsError(`$.${key}`, `${key} must be ${options.allowEmpty ? "a string" : "a non-empty string"}`)
        }
        return null
    }
}

export function optionalString(key: string): ParamCheck {
    return (record) => {