package.json

@@ -1,6 +1,6 @@
 {
   "name": "graphql",
-  "version": "15.5.2",
+  "version": "15.5.3",
   "description": "A Query Language and Runtime which can target any service.",
   "license": "MIT",
   "private": true,

src/language/parser.d.ts

@@ -218,11 +218,11 @@ export class Parser {
   /**
    * Arguments[Const] : ( Argument[?Const]+ )
    */
-  parseArguments: Array<ArgumentNode>;
+  parseArguments(): Array<ArgumentNode>;
   /**
    * Argument[Const] : Name : Value[?Const]
    */
-  parseArgument: ArgumentNode;
+  parseArgument(): ArgumentNode;
   /**
    * Corresponds to both FragmentSpread and InlineFragment in the spec.
    *

src/type/__tests__/definition-test.js

@@ -856,6 +856,22 @@ describe('Type System: Input Objects', () => {
       );
     });
   });
+
+  it('Deprecation reason is preserved on fields', () => {
+    const inputObjType = new GraphQLInputObjectType({
+      name: 'SomeInputObject',
+      fields: {
+        deprecatedField: {
+          type: ScalarType,
+          deprecationReason: 'not used anymore',
+        },
+      },
+    });
+    expect(inputObjType.toConfig()).to.have.nested.property(
+      'fields.deprecatedField.deprecationReason',
+      'not used anymore',
+    );
+  });
 });
 
 describe('Type System: List', () => {

src/type/definition.js

@@ -1546,6 +1546,7 @@ export class GraphQLInputObjectType {
       description: field.description,
       type: field.type,
       defaultValue: field.defaultValue,
+      deprecationReason: field.deprecationReason,
       extensions: field.extensions,
       astNode: field.astNode,
     }));

src/version.js

@@ -6,14 +6,14 @@
 /**
  * A string containing the version of the GraphQL.js library
  */
-export const version = '15.5.2';
+export const version = '15.5.3';
 
 /**
  * An object containing the components of the GraphQL.js version string
  */
 export const versionInfo = Object.freeze({
   major: 15,
   minor: 5,
-  patch: 2,
+  patch: 3,
   preReleaseTag: null,
 });