[compiler] Validate type configs for hooks/non-hooks

compiler/packages/babel-plugin-react-compiler/src/HIR/Environment.ts

@@ -33,6 +33,7 @@ import {
   Type,
   ValidatedIdentifier,
   ValueKind,
+  getHookKindForType,
   makeBlockId,
   makeIdentifierId,
   makeIdentifierName,
@@ -737,6 +738,8 @@ export class Environment {
           this.#globals,
           this.#shapes,
           moduleConfig,
+          moduleName,
+          loc,
         );
       } else {
         moduleType = null;
@@ -794,6 +797,21 @@ export class Environment {
               binding.imported,
             );
             if (importedType != null) {
+              /*
+               * Check that hook-like export names are hook types, and non-hook names are non-hook types.
+               * The user-assigned alias isn't decidable by the type provider, so we ignore that for the check.
+               * Thus we allow `import {fooNonHook as useFoo} from ...` because the name and type both say
+               * that it's not a hook.
+               */
+              const expectHook = isHookName(binding.imported);
+              const isHook = getHookKindForType(this, importedType) != null;
+              if (expectHook !== isHook) {
+                CompilerError.throwInvalidConfig({
+                  reason: `Invalid type configuration for module`,
+                  description: `Expected type for \`import {${binding.imported}} from '${binding.module}'\` ${expectHook ? 'to be a hook' : 'not to be a hook'} based on the exported name`,
+                  loc,
+                });
+              }
               return importedType;
             }
           }
@@ -822,13 +840,30 @@ export class Environment {
         } else {
           const moduleType = this.#resolveModuleType(binding.module, loc);
           if (moduleType !== null) {
+            let importedType: Type | null = null;
             if (binding.kind === 'ImportDefault') {
               const defaultType = this.getPropertyType(moduleType, 'default');
               if (defaultType !== null) {
-                return defaultType;
+                importedType = defaultType;
               }
             } else {
-              return moduleType;
+              importedType = moduleType;
+            }
+            if (importedType !== null) {
+              /*
+               * Check that the hook-like modules are defined as types, and non hook-like modules are not typed as hooks.
+               * So `import Foo from 'useFoo'` is expected to be a hook based on the module name
+               */
+              const expectHook = isHookName(binding.module);
+              const isHook = getHookKindForType(this, importedType) != null;
+              if (expectHook !== isHook) {
+                CompilerError.throwInvalidConfig({
+                  reason: `Invalid type configuration for module`,
+                  description: `Expected type for \`import ... from '${binding.module}'\` ${expectHook ? 'to be a hook' : 'not to be a hook'} based on the module name`,
+                  loc,
+                });
+              }
+              return importedType;
             }
           }
           return isHookName(binding.name) ? this.#getCustomHookType() : null;

compiler/packages/babel-plugin-react-compiler/src/HIR/Globals.ts

@@ -28,6 +28,8 @@ import {
 import {BuiltInType, PolyType} from './Types';
 import {TypeConfig} from './TypeSchema';
 import {assertExhaustive} from '../Utils/utils';
+import {isHookName} from './Environment';
+import {CompilerError, SourceLocation} from '..';
 
 /*
  * This file exports types and defaults for JavaScript global objects.
@@ -535,6 +537,8 @@ export function installTypeConfig(
   globals: GlobalRegistry,
   shapes: ShapeRegistry,
   typeConfig: TypeConfig,
+  moduleName: string,
+  loc: SourceLocation,
 ): Global {
   switch (typeConfig.kind) {
     case 'type': {
@@ -567,7 +571,13 @@ export function installTypeConfig(
         positionalParams: typeConfig.positionalParams,
         restParam: typeConfig.restParam,
         calleeEffect: typeConfig.calleeEffect,
-        returnType: installTypeConfig(globals, shapes, typeConfig.returnType),
+        returnType: installTypeConfig(
+          globals,
+          shapes,
+          typeConfig.returnType,
+          moduleName,
+          loc,
+        ),
         returnValueKind: typeConfig.returnValueKind,
         noAlias: typeConfig.noAlias === true,
         mutableOnlyIfOperandsAreMutable:
@@ -580,7 +590,13 @@ export function installTypeConfig(
         positionalParams: typeConfig.positionalParams ?? [],
         restParam: typeConfig.restParam ?? Effect.Freeze,
         calleeEffect: Effect.Read,
-        returnType: installTypeConfig(globals, shapes, typeConfig.returnType),
+        returnType: installTypeConfig(
+          globals,
+          shapes,
+          typeConfig.returnType,
+          moduleName,
+          loc,
+        ),
         returnValueKind: typeConfig.returnValueKind ?? ValueKind.Frozen,
         noAlias: typeConfig.noAlias === true,
       });
@@ -589,10 +605,31 @@ export function installTypeConfig(
       return addObject(
         shapes,
         null,
-        Object.entries(typeConfig.properties ?? {}).map(([key, value]) => [
-          key,
-          installTypeConfig(globals, shapes, value),
-        ]),
+        Object.entries(typeConfig.properties ?? {}).map(([key, value]) => {
+          const type = installTypeConfig(
+            globals,
+            shapes,
+            value,
+            moduleName,
+            loc,
+          );
+          const expectHook = isHookName(key);
+          let isHook = false;
+          if (type.kind === 'Function' && type.shapeId !== null) {
+            const functionType = shapes.get(type.shapeId);
+            if (functionType?.functionType?.hookKind !== null) {
+              isHook = true;
+            }
+          }
+          if (expectHook !== isHook) {
+            CompilerError.throwInvalidConfig({
+              reason: `Invalid type configuration for module`,
+              description: `Expected type for object property '${key}' from module '${moduleName}' ${expectHook ? 'to be a hook' : 'not to be a hook'} based on the property name`,
+              loc,
+            });
+          }
+          return [key, type];
+        }),
       );
     }
     default: {

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-hook-name-not-typed-as-hook-namespace.expect.md

@@ -0,0 +1,25 @@
+
+## Input
+
+```javascript
+import ReactCompilerTest from 'ReactCompilerTest';
+
+function Component() {
+  return ReactCompilerTest.useHookNotTypedAsHook();
+}
+
+```
+
+
+## Error
+
+```
+  2 |
+  3 | function Component() {
+> 4 |   return ReactCompilerTest.useHookNotTypedAsHook();
+    |          ^^^^^^^^^^^^^^^^^ InvalidConfig: Invalid type configuration for module. Expected type for object property 'useHookNotTypedAsHook' from module 'ReactCompilerTest' to be a hook based on the property name (4:4)
+  5 | }
+  6 |
+```
+
+

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-hook-name-not-typed-as-hook-namespace.js

@@ -0,0 +1,5 @@
+import ReactCompilerTest from 'ReactCompilerTest';
+
+function Component() {
+  return ReactCompilerTest.useHookNotTypedAsHook();
+}

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-hook-name-not-typed-as-hook.expect.md

@@ -0,0 +1,25 @@
+
+## Input
+
+```javascript
+import {useHookNotTypedAsHook} from 'ReactCompilerTest';
+
+function Component() {
+  return useHookNotTypedAsHook();
+}
+
+```
+
+
+## Error
+
+```
+  2 |
+  3 | function Component() {
+> 4 |   return useHookNotTypedAsHook();
+    |          ^^^^^^^^^^^^^^^^^^^^^ InvalidConfig: Invalid type configuration for module. Expected type for object property 'useHookNotTypedAsHook' from module 'ReactCompilerTest' to be a hook based on the property name (4:4)
+  5 | }
+  6 |
+```
+
+

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-hook-name-not-typed-as-hook.js

@@ -0,0 +1,5 @@
+import {useHookNotTypedAsHook} from 'ReactCompilerTest';
+
+function Component() {
+  return useHookNotTypedAsHook();
+}

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-hooklike-module-default-not-hook.expect.md

@@ -0,0 +1,25 @@
+
+## Input
+
+```javascript
+import foo from 'useDefaultExportNotTypedAsHook';
+
+function Component() {
+  return <div>{foo()}</div>;
+}
+
+```
+
+
+## Error
+
+```
+  2 |
+  3 | function Component() {
+> 4 |   return <div>{foo()}</div>;
+    |                ^^^ InvalidConfig: Invalid type configuration for module. Expected type for `import ... from 'useDefaultExportNotTypedAsHook'` to be a hook based on the module name (4:4)
+  5 | }
+  6 |
+```
+
+

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-hooklike-module-default-not-hook.js

@@ -0,0 +1,5 @@
+import foo from 'useDefaultExportNotTypedAsHook';
+
+function Component() {
+  return <div>{foo()}</div>;
+}

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-nonhook-name-typed-as-hook.expect.md

@@ -0,0 +1,25 @@
+
+## Input
+
+```javascript
+import {notAhookTypedAsHook} from 'ReactCompilerTest';
+
+function Component() {
+  return <div>{notAhookTypedAsHook()}</div>;
+}
+
+```
+
+
+## Error
+
+```
+  2 |
+  3 | function Component() {
+> 4 |   return <div>{notAhookTypedAsHook()}</div>;
+    |                ^^^^^^^^^^^^^^^^^^^ InvalidConfig: Invalid type configuration for module. Expected type for object property 'useHookNotTypedAsHook' from module 'ReactCompilerTest' to be a hook based on the property name (4:4)
+  5 | }
+  6 |
+```
+
+

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-type-provider-nonhook-name-typed-as-hook.js

@@ -0,0 +1,5 @@
+import {notAhookTypedAsHook} from 'ReactCompilerTest';
+
+function Component() {
+  return <div>{notAhookTypedAsHook()}</div>;
+}