markbrown4 · January 8, 2019 22:21
diff --git a/read-write.js b/read-write.js
 // @flow

 // read / write access
 type ReadWriteType = {
  +readOnly: number | string,
  -writeOnly: string
 };

 function test(obj: ReadWriteType) {
  const read = obj.readOnly;
  obj.writeOnly = "Written";

  obj.readOnly = "Not Written"; // readOnly is not writeable
  const notRead = obj.writeOnly; // No Error
 }
	// @flow

	// read / write access
	type ReadWriteType = {
	+readOnly: number \| string,
	-writeOnly: string
	};

	function test(obj: ReadWriteType) {
	const read = obj.readOnly;
	obj.writeOnly = "Written";

	obj.readOnly = "Not Written"; // readOnly is not writeable
	const notRead = obj.writeOnly; // No Error
	}