/
primitive.ts
30 lines (29 loc) · 1.09 KB
/
primitive.ts
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import { invariant, isPrimitive, processAdditionalPropArgs } from "../utils/utils";
import { PropSchema, AdditionalPropArgs } from "../api/types";
/**
* Indicates that this field contains a primitive value (or Date) which should be serialized literally to json.
*
* @example
* createModelSchema(Todo, {
* title: primitive(),
* })
*
* serialize(new Todo('test')) // { "title": "test" }
*
* @param additionalArgs optional object that contains beforeDeserialize and/or afterDeserialize handlers
*/
export default function primitive(additionalArgs?: AdditionalPropArgs): PropSchema {
let result: PropSchema = {
serializer: function (value) {
invariant(isPrimitive(value), `this value is not primitive: ${value}`);
return value;
},
deserializer: function (jsonValue, done) {
if (!isPrimitive(jsonValue))
return void done(`[serializr] this value is not primitive: ${jsonValue}`);
return void done(null, jsonValue);
},
};
result = processAdditionalPropArgs(result, additionalArgs);
return result;
}