Add reset method to print, hook up to InMemoryCache.gc

.api-reports/api-report-core.md

@@ -20,7 +20,6 @@ import { InvariantError } from 'ts-invariant';
 import { Observable } from 'zen-observable-ts';
 import type { Subscription as ObservableSubscription } from 'zen-observable-ts';
 import type { Observer } from 'zen-observable-ts';
-import { print as print_3 } from 'graphql';
 import { resetCaches } from 'graphql-tag';
 import type { SelectionSetNode } from 'graphql';
 import { setVerbosity as setLogVerbosity } from 'ts-invariant';
@@ -1614,7 +1613,9 @@ export type PossibleTypesMap = {
 };
 
 // @public (undocumented)
-const print_2: typeof print_3;
+const print_2: ((ast: ASTNode) => string) & {
+    reset(): void;
+};
 
 // @public (undocumented)
 interface Printer {

.api-reports/api-report-link_batch-http.md

@@ -10,7 +10,6 @@ import type { ExecutionResult } from 'graphql';
 import type { GraphQLError } from 'graphql';
 import { Observable } from 'zen-observable-ts';
 import type { Observer } from 'zen-observable-ts';
-import { print as print_3 } from 'graphql';
 
 // @public (undocumented)
 class ApolloLink {
@@ -226,7 +225,9 @@ interface Operation {
 type Path = ReadonlyArray<string | number>;
 
 // @public (undocumented)
-const print_2: typeof print_3;
+const print_2: ((ast: ASTNode) => string) & {
+    reset(): void;
+};
 
 // @public (undocumented)
 interface Printer {

.api-reports/api-report-link_http.md

@@ -11,7 +11,6 @@ import type { GraphQLError } from 'graphql';
 import { InvariantError } from 'ts-invariant';
 import { Observable } from 'zen-observable-ts';
 import type { Observer } from 'zen-observable-ts';
-import { print as print_3 } from 'graphql';
 
 // @public (undocumented)
 class ApolloLink {
@@ -261,7 +260,9 @@ export function parseAndCheckHttpResponse(operations: Operation | Operation[]):
 type Path = ReadonlyArray<string | number>;
 
 // @public (undocumented)
-const print_2: typeof print_3;
+const print_2: ((ast: ASTNode) => string) & {
+    reset(): void;
+};
 
 // @public (undocumented)
 interface Printer {

.api-reports/api-report-utilities.md

@@ -20,7 +20,6 @@ import { Observable } from 'zen-observable-ts';
 import type { Subscription as ObservableSubscription } from 'zen-observable-ts';
 import type { Observer } from 'zen-observable-ts';
 import type { OperationDefinitionNode } from 'graphql';
-import { print as print_3 } from 'graphql';
 import type { SelectionNode } from 'graphql';
 import type { SelectionSetNode } from 'graphql';
 import type { Subscriber } from 'zen-observable-ts';
@@ -1882,7 +1881,9 @@ type PossibleTypesMap = {
 type Primitive = null | undefined | string | number | boolean | symbol | bigint;
 
 // @public (undocumented)
-const print_2: typeof print_3;
+const print_2: ((ast: ASTNode) => string) & {
+    reset(): void;
+};
 export { print_2 as print }
 
 // Warning: (ae-forgotten-export) The symbol "PendingPromise" needs to be exported by the entry point index.d.ts

.api-reports/api-report.md

@@ -22,7 +22,6 @@ import { InvariantError } from 'ts-invariant';
 import { Observable } from 'zen-observable-ts';
 import type { Subscription as ObservableSubscription } from 'zen-observable-ts';
 import type { Observer } from 'zen-observable-ts';
-import { print as print_3 } from 'graphql';
 import * as React_2 from 'react';
 import { ReactNode } from 'react';
 import { resetCaches } from 'graphql-tag';
@@ -1952,7 +1951,9 @@ export type PossibleTypesMap = {
 type Primitive = null | undefined | string | number | boolean | symbol | bigint;
 
 // @public (undocumented)
-const print_2: typeof print_3;
+const print_2: ((ast: ASTNode) => string) & {
+    reset(): void;
+};
 
 // @public (undocumented)
 interface Printer {

.changeset/wild-dolphins-jog.md

@@ -0,0 +1,5 @@
+---
+"@apollo/client": patch
+---
+
+Add `reset` method to `print`, hook up to `InMemoryCache.gc`

.size-limit.cjs

@@ -1,7 +1,7 @@
 const checks = [
   {
     path: "dist/apollo-client.min.cjs",
-    limit: "38062",
+    limit: "38074",
   },
   {
     path: "dist/main.cjs",
@@ -10,7 +10,7 @@ const checks = [
   {
     path: "dist/index.js",
     import: "{ ApolloClient, InMemoryCache, HttpLink }",
-    limit: "32113",
+    limit: "32132",
   },
   ...[
     "ApolloProvider",

src/cache/inmemory/inMemoryCache.ts

@@ -17,6 +17,7 @@ import {
   isReference,
   DocumentTransform,
   canonicalStringify,
+  print,
 } from "../../utilities/index.js";
 import type { InMemoryCacheConfig, NormalizedCacheObject } from "./types.js";
 import { StoreReader } from "./readFromStore.js";
@@ -293,6 +294,7 @@ export class InMemoryCache extends ApolloCache<NormalizedCacheObject> {
     resetResultIdentities?: boolean;
   }) {
     canonicalStringify.reset();
+    print.reset();
     const ids = this.optimisticData.gc();
     if (options && !this.txCount) {
       if (options.resetResultCache) {

src/utilities/graphql/print.ts

@@ -1,14 +1,25 @@
+import type { ASTNode } from "graphql";
 import { print as origPrint } from "graphql";
 import { canUseWeakMap } from "../common/canUse.js";
 
-const printCache = canUseWeakMap ? new WeakMap() : undefined;
-export const print: typeof origPrint = (ast) => {
-  let result;
-  result = printCache?.get(ast);
+let printCache: undefined | WeakMap<ASTNode, string>;
+// further TODO: replace with `optimism` with a `WeakCache` once those are available
+export const print = Object.assign(
+  (ast: ASTNode) => {
+    let result;
+    result = printCache?.get(ast);
 
-  if (!result) {
-    result = origPrint(ast);
-    printCache?.set(ast, result);
+    if (!result) {
+      result = origPrint(ast);
+      printCache?.set(ast, result);
+    }
+    return result;
+  },
+  {
+    reset() {
+      printCache = canUseWeakMap ? new WeakMap() : undefined;
+    },
   }
-  return result;
-};
+);
+
+print.reset();