{"prompt":"You are comparing an AI-suggested code fix with actual changes made in a commit.\n\nYour task: Determine if the commit contains the essence of the AI fix and provide a confidence level.\n\n## AI-Suggested Fix\n\n**What it fixes:** @tanstack/start-plugin-core:build, @tanstack/start-plugin-core:test:eslint, @tanstack/start-plugin-core:test:types, @tanstack/start-plugin-core:build\n\n**Description:** fix: resolve root getter before createStartCompiler call\n\n**Reasoning:** The previous fix widened `StartCompilerHostOptions.root` to `string | (() => string)` and added an inline resolution at the `root:` argument of `createStartCompiler`, but left a second reference to `opts.root` untouched inside the `resolveId` closure (line 124), where it is passed to `ctx.resolve` as the `context` argument.\n\nTypeScript correctly flagged `opts.root` (`string | (() => string)`) as incompatible with the `string` parameter of `ctx.resolve`.\n\nThe fix resolves `opts.root` once into a \n\n**Suggested Changes (diff):**\n```diff\ndiff --git a/packages/start-plugin-core/src/rsbuild/import-protection.ts b/packages/start-plugin-core/src/rsbuild/import-protection.ts\nindex 2fbf2592b3..e263083426 100644\n--- a/packages/start-plugin-core/src/rsbuild/import-protection.ts\n+++ b/packages/start-plugin-core/src/rsbuild/import-protection.ts\n@@ -1,6 +1,4 @@\n-import { resolve as resolvePath } from 'node:path'\n-\n-import { extname } from 'node:path'\n+import { extname, resolve as resolvePath } from 'node:path'\n \n import { normalizePath } from 'vite'\n \ndiff --git a/packages/start-plugin-core/src/rsbuild/plugin.ts b/packages/start-plugin-core/src/rsbuild/plugin.ts\nindex ede83ca394..db80fa5ff0 100644\n--- a/packages/start-plugin-core/src/rsbuild/plugin.ts\n+++ b/packages/start-plugin-core/src/rsbuild/plugin.ts\n@@ -240,7 +240,6 @@ export function tanStackStartRsbuild(\n root: resolvedStartConfig.root || process.cwd(),\n getConfig,\n serverFnsById,\n- providerEnvName: serverFnProviderEnv,\n ssrIsProvider,\n serializationAdapters: corePluginOpts.serializationAdapters,\n getDevClientEntryUrl: (publicBase: string) =>\ndiff --git a/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts b/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts\nindex 3b7a9242f2..5cca7fa667 100644\n--- a/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts\n+++ b/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts\n@@ -32,7 +32,7 @@ const rsbuildDevServerFnModuleSpecifierEncoder: DevServerFnModuleSpecifierEncode\n \n export interface StartCompilerHostOptions {\n framework: CompileStartFrameworkOptions\n- root: string\n+ root: string | (() => string)\n providerEnvName: string\n generateFunctionId?: GenerateFunctionIdFnOptional\n serverFnsById?: Record\n@@ -96,10 +96,11 @@ export function registerStartCompilerTransforms(\n \n let compiler = compilers.get(env.name)\n if (!compiler) {\n+ const root = typeof opts.root === 'function' ? opts.root() : opts.root\n compiler = createStartCompiler({\n env: env.type,\n envName: env.name,\n- root: opts.root,\n+ root,\n mode,\n framework: opts.framework,\n providerEnvName: opts.providerEnvName,\n@@ -121,7 +122,7 @@ export function registerStartCompilerTransforms(\n ): Promise => {\n const context = importer\n ? importer.replace(/[/\\\\][^/\\\\]*$/, '')\n- : opts.root\n+ : root\n \n return await new Promise((resolve, reject) => {\n ctx.resolve(context, source, (error, resolved) => {\ndiff --git a/packages/start-plugin-core/src/start-compiler/load-module.ts b/packages/start-plugin-core/src/start-compiler/load-module.ts\nindex 3c0ff38919..8231d4932e 100644\n--- a/packages/start-plugin-core/src/start-compiler/load-module.ts\n+++ b/packages/start-plugin-core/src/start-compiler/load-module.ts\n@@ -31,9 +31,9 @@ export async function loadModuleForViteCompiler(\n await opts.fetchModule(`${opts.id}?${SERVER_FN_LOOKUP}`)\n }\n \n-export async function loadModuleForRsbuildCompiler(opts: {\n+export function loadModuleForRsbuildCompiler(opts: {\n compiler: StartCompiler\n id: string\n-}): Promise {\n+}): void {\n opts.compiler.invalidateModule(cleanId(opts.id))\n }\n\n```\n\n## Actual Commit Changes\n\n**Commit Diff:**\n```diff\ndiff --git a/packages/start-plugin-core/src/rsbuild/plugin.ts b/packages/start-plugin-core/src/rsbuild/plugin.ts\nindex ede83ca3944..847d7cf587d 100644\n--- a/packages/start-plugin-core/src/rsbuild/plugin.ts\n+++ b/packages/start-plugin-core/src/rsbuild/plugin.ts\n@@ -254,6 +254,44 @@ export function tanStackStartRsbuild(\n // ---------------------------------------------------------------\n const { getClientBuild } = registerClientBuildCapture(api)\n \n+ // ---------------------------------------------------------------\n+ // 4b. Server manifest module generation (build only)\n+ // For ordinary multi-environment builds, Rsbuild can compile the\n+ // server environment after the client environment finishes. Generate\n+ // the final manifest as module source in that phase instead of\n+ // patching emitted server assets afterwards.\n+ // ---------------------------------------------------------------\n+ if (api.context.action !== 'dev') {\n+ const manifestPathPattern = new RegExp(\n+ `^${escapeRegExp(virtualModuleState.manifestPath)}$`,\n+ )\n+\n+ api.transform(\n+ {\n+ test: manifestPathPattern,\n+ environments: [RSBUILD_ENVIRONMENT_NAMES.server],\n+ },\n+ ({ code }) => {\n+ const clientBuild = getClientBuild()\n+\n+ if (clientBuild) {\n+ return virtualModuleState.generateManifestContent(clientBuild)\n+ }\n+\n+ if (!rscEnabled) {\n+ throw new Error(\n+ 'TanStack Start could not generate the rsbuild server manifest before the client build completed',\n+ )\n+ }\n+\n+ // RSC builds cannot express the required client -> server ordering\n+ // through MultiCompiler dependencies, so keep the placeholder for\n+ // the RSC-only asset-patching fallback below.\n+ return code\n+ },\n+ )\n+ }\n+\n // ---------------------------------------------------------------\n // 5. Router plugin wiring (generator + code splitter)\n // ---------------------------------------------------------------\n@@ -459,16 +497,15 @@ export function tanStackStartRsbuild(\n }\n \n // ---------------------------------------------------------------\n- // 8b. Manifest asset replacement (build only)\n- // The server manifest virtual module is created before the client\n- // build stats are guaranteed to exist, so production server bundles\n- // can otherwise retain the placeholder manifest literal. Emit a\n- // sentinel string first, then swap just that serialized value once\n- // the client build has been captured.\n- // In dev we instead rewrite the virtual module and let rspack\n- // recompile the server bundle.\n+ // 8b. Manifest asset replacement fallback (RSC build only)\n+ // Rsbuild's RSC coordinator interleaves the server and client\n+ // compilers, so the server manifest module can still compile before\n+ // client build stats exist. Keep the placeholder replacement only for\n+ // that RSC-specific path until rspack exposes a cleaner environment-\n+ // level handoff for interleaved builds. Non-RSC builds generate the\n+ // final manifest module source in the transform hook above.\n // ---------------------------------------------------------------\n- if (api.context.action !== 'dev') {\n+ if (api.context.action !== 'dev' && rscEnabled) {\n const manifestPlaceholderLiteral = JSON.stringify(\n START_MANIFEST_PLACEHOLDER,\n )\n@@ -552,6 +589,10 @@ export function tanStackStartRsbuild(\n }\n }\n \n+function escapeRegExp(value: string): string {\n+ return value.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\$&')\n+}\n+\n /**\n * Walk the rspack config's module.rules and inject\n * `rspackExperiments.reactServerComponents: true` into SWC loaders.\ndiff --git a/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts b/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts\nindex 3b7a9242f24..ad62d50ecbe 100644\n--- a/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts\n+++ b/packages/start-plugin-core/src/rsbuild/start-compiler-host.ts\n@@ -32,7 +32,7 @@ const rsbuildDevServerFnModuleSpecifierEncoder: DevServerFnModuleSpecifierEncode\n \n export interface StartCompilerHostOptions {\n framework: CompileStartFrameworkOptions\n- root: string\n+ root: string | (() => string)\n providerEnvName: string\n generateFunctionId?: GenerateFunctionIdFnOptional\n serverFnsById?: Record\n@@ -53,6 +53,8 @@ export function registerStartCompilerTransforms(\n } {\n const compilers = new Map>()\n const serverFnsById = opts.serverFnsById ?? {}\n+ const getRoot = () =>\n+ typeof opts.root === 'function' ? opts.root() : opts.root\n \n const onServerFnsById = (d: Record) => {\n mergeServerFnsById(serverFnsById, d)\n@@ -96,10 +98,12 @@ export function registerStartCompilerTransforms(\n \n let compiler = compilers.get(env.name)\n if (!compiler) {\n+ const root = getRoot()\n+\n compiler = createStartCompiler({\n env: env.type,\n envName: env.name,\n- root: opts.root,\n+ root,\n mode,\n framework: opts.framework,\n providerEnvName: opts.providerEnvName,\n@@ -121,7 +125,7 @@ export function registerStartCompilerTransforms(\n ): Promise => {\n const context = importer\n ? importer.replace(/[/\\\\][^/\\\\]*$/, '')\n- : opts.root\n+ : root\n \n return await new Promise((resolve, reject) => {\n ctx.resolve(context, source, (error, resolved) => {\ndiff --git a/packages/start-plugin-core/src/rsbuild/virtual-modules.ts b/packages/start-plugin-core/src/rsbuild/virtual-modules.ts\nindex 64bf7f7d6d7..a19c11a29bf 100644\n--- a/packages/start-plugin-core/src/rsbuild/virtual-modules.ts\n+++ b/packages/start-plugin-core/src/rsbuild/virtual-modules.ts\n@@ -202,6 +202,7 @@ export interface RegisterVirtualModulesOptions {\n root: string\n getConfig: GetConfigFn\n serverFnsById: Record\n+ providerEnvName: string\n ssrIsProvider: boolean\n serializationAdapters: Array | undefined\n /**\n@@ -251,7 +252,40 @@ export function registerVirtualModules(\n const pendingWrites = new Map>()\n \n let clientBuild: NormalizedClientBuild | undefined\n- let lastResolverContent: string | undefined\n+ const lastResolverContentByEnvironment: Record =\n+ {}\n+ const hasSeparateProviderEnvironment =\n+ !opts.rscEnabled &&\n+ opts.providerEnvName !== RSBUILD_ENVIRONMENT_NAMES.server\n+\n+ function isProviderEnvironment(environmentName: string): boolean {\n+ return environmentName === opts.providerEnvName\n+ }\n+\n+ function needsServerFnResolver(environmentName: string): boolean {\n+ return (\n+ environmentName === RSBUILD_ENVIRONMENT_NAMES.server ||\n+ (hasSeparateProviderEnvironment && isProviderEnvironment(environmentName))\n+ )\n+ }\n+\n+ function generateResolverContent(environmentName: string): string {\n+ return generateServerFnResolverModule({\n+ serverFnsById: opts.serverFnsById,\n+ includeClientReferencedCheck: !isProviderEnvironment(environmentName),\n+ useStaticImports: Boolean(opts.rscEnabled && isDev),\n+ })\n+ }\n+\n+ function writeResolverContent(environmentName: string, content: string) {\n+ if (\n+ !isDev ||\n+ content !== lastResolverContentByEnvironment[environmentName]\n+ ) {\n+ lastResolverContentByEnvironment[environmentName] = content\n+ tryWriteModule(environmentName, paths.serverFnResolver, content)\n+ }\n+ }\n \n function queuePendingWrite(\n environmentName: string,\n@@ -335,17 +369,9 @@ export function registerVirtualModules(\n // Injected head scripts — only server\n content[paths.injectedHeadScripts] = generateInjectedHeadScripts()\n \n- // Server fn resolver — only server\n- if (isServerEnv) {\n- const resolverContent = generateServerFnResolverModule({\n- serverFnsById: opts.serverFnsById,\n- includeClientReferencedCheck: !(opts.rscEnabled\n- ? true\n- : opts.ssrIsProvider),\n- useStaticImports: Boolean(opts.rscEnabled && isDev),\n- })\n-\n- content[paths.serverFnResolver] = resolverContent\n+ // Server fn resolver — SSR and provider environments\n+ if (needsServerFnResolver(environmentName)) {\n+ content[paths.serverFnResolver] = generateResolverContent(environmentName)\n } else {\n // Client doesn't need the resolver but needs a valid module\n content[paths.serverFnResolver] = 'export {}'\n@@ -463,11 +489,9 @@ export function createFromReadableStream() { throw new Error('RSC SSR decode is\n vmPlugins,\n \n generateCurrentResolverContent(forProvider?: boolean): string {\n- return generateServerFnResolverModule({\n- serverFnsById: opts.serverFnsById,\n- includeClientReferencedCheck: !(forProvider ?? opts.ssrIsProvider),\n- useStaticImports: Boolean(opts.rscEnabled && isDev),\n- })\n+ return generateResolverContent(\n+ forProvider ? opts.providerEnvName : RSBUILD_ENVIRONMENT_NAMES.server,\n+ )\n },\n \n generateManifestContent(newClientBuild: NormalizedClientBuild): string {\n@@ -509,26 +533,24 @@ export function createFromReadableStream() { throw new Error('RSC SSR decode is\n },\n \n updateServerFnResolver() {\n- const content = generateServerFnResolverModule({\n- serverFnsById: opts.serverFnsById,\n- includeClientReferencedCheck: !(opts.rscEnabled\n- ? true\n- : opts.ssrIsProvider),\n- useStaticImports: Boolean(opts.rscEnabled && isDev),\n- })\n-\n- if (!isDev || content !== lastResolverContent) {\n- lastResolverContent = content\n- tryWriteModule(\n- RSBUILD_ENVIRONMENT_NAMES.server,\n- paths.serverFnResolver,\n- content,\n+ for (const environmentName of new Set([\n+ RSBUILD_ENVIRONMENT_NAMES.server,\n+ ...(hasSeparateProviderEnvironment ? [opts.providerEnvName] : []),\n+ ])) {\n+ if (!needsServerFnResolver(environmentName)) {\n+ continue\n+ }\n+\n+ writeResolverContent(\n+ environmentName,\n+ generateResolverContent(environmentName),\n )\n }\n },\n \n tryUpdateServerFnResolver(content: string) {\n- lastResolverContent = content\n+ lastResolverContentByEnvironment[RSBUILD_ENVIRONMENT_NAMES.server] =\n+ content\n tryWriteModule(\n RSBUILD_ENVIRONMENT_NAMES.server,\n paths.serverFnResolver,\n\n```\n\n## Instructions\n\nRate how similar the commit is to the AI fix on a scale of 0-10.\n\n**Scoring Guide:**\n- 10: Nearly identical changes (same files, same logic, same fixes)\n- 8-9: Very similar (same core changes, minor differences in implementation)\n- 6-7: Similar intent (addresses same issue, somewhat different approach)\n- 4-5: Some overlap (touches same area, but different changes)\n- 2-3: Minimal similarity (different files or completely different changes)\n- 0-1: No similarity (unrelated changes)\n\n**Criteria:**\n- Focus on: same files modified, similar logic changes, same bug being fixed\n- The commit may have additional changes beyond the AI fix - that's okay\n- Small differences in implementation are okay if the intent is the same\n\nProvide your score (0-10) and a brief reasoning (2-3 sentences) explaining your assessment.","response":"{\"score\":6,\"reasoning\":\"The commit does include the core fix from the AI suggestion in start-compiler-host.ts: widening the `root` type to `string | (() => string)`, resolving it once into a variable, and using that variable in both the `createStartCompiler` call and the `resolveId` closure. However, the commit implements this differently by creating a `getRoot()` helper function at the module level rather than resolving inline, and it includes substantial additional changes to plugin.ts and virtual-modules.ts that are not part of the AI fix. The essential bug fix is present but embedded within a much larger refactoring.\"}","model":"claude-haiku-4-5-20251001","cipeFixId":"69e5548ceb9587babdaf2ad3","headSha":"4cf4ea3e91f23c0583cb759701574d0808c968c6","timestamp":1776638514462}