fix grep exact file path searches (#22356)

packages/opencode/src/file/ripgrep.ts

@@ -330,6 +330,7 @@ export namespace Ripgrep {
       glob?: string[]
       limit?: number
       follow?: boolean
+      file?: string[]
     }) => Effect.Effect<{ items: Item[]; partial: boolean }, PlatformError | Error>
   }
 
@@ -351,6 +352,7 @@ export namespace Ripgrep {
         maxDepth?: number
         limit?: number
         pattern?: string
+        file?: string[]
       }) {
         const out = [yield* bin(), input.mode === "search" ? "--json" : "--files", "--glob=!.git/*"]
         if (input.follow) out.push("--follow")
@@ -363,7 +365,7 @@ export namespace Ripgrep {
         }
         if (input.limit) out.push(`--max-count=${input.limit}`)
         if (input.mode === "search") out.push("--no-messages")
-        if (input.pattern) out.push("--", input.pattern)
+        if (input.pattern) out.push("--", input.pattern, ...(input.file ?? []))
         return out
       })
 
@@ -405,6 +407,7 @@ export namespace Ripgrep {
         glob?: string[]
         limit?: number
         follow?: boolean
+        file?: string[]
       }) {
         return yield* Effect.scoped(
           Effect.gen(function* () {
@@ -414,6 +417,7 @@ export namespace Ripgrep {
               follow: input.follow,
               limit: input.limit,
               pattern: input.pattern,
+              file: input.file,
             })
 
             const handle = yield* spawner.spawn(

packages/opencode/src/tool/glob.ts

@@ -40,6 +40,10 @@ export const GlobTool = Tool.define(
 
           let search = params.path ?? Instance.directory
           search = path.isAbsolute(search) ? search : path.resolve(Instance.directory, search)
+          const info = yield* fs.stat(search).pipe(Effect.catch(() => Effect.succeed(undefined)))
+          if (info?.type === "File") {
+            throw new Error(`glob path must be a directory: ${search}`)
+          }
           yield* assertExternalDirectoryEffect(ctx, search, { kind: "directory" })
 
           const limit = 100

packages/opencode/src/tool/grep.ts

@@ -51,19 +51,25 @@ export const GrepTool = Tool.define(
               ? (params.path ?? Instance.directory)
               : path.join(Instance.directory, params.path ?? "."),
           )
-          yield* assertExternalDirectoryEffect(ctx, searchPath, { kind: "directory" })
+          const info = yield* fs.stat(searchPath).pipe(Effect.catch(() => Effect.succeed(undefined)))
+          const cwd = info?.type === "Directory" ? searchPath : path.dirname(searchPath)
+          const file = info?.type === "Directory" ? undefined : [searchPath]
+          yield* assertExternalDirectoryEffect(ctx, searchPath, {
+            kind: info?.type === "Directory" ? "directory" : "file",
+          })
 
           const result = yield* rg.search({
-            cwd: searchPath,
+            cwd,
             pattern: params.pattern,
             glob: params.include ? [params.include] : undefined,
+            file,
           })
 
           if (result.items.length === 0) return empty
 
           const rows = result.items.map((item) => ({
             path: AppFileSystem.resolve(
-              path.isAbsolute(item.path.text) ? item.path.text : path.join(searchPath, item.path.text),
+              path.isAbsolute(item.path.text) ? item.path.text : path.join(cwd, item.path.text),
             ),
             line: item.line_number,
             text: item.lines.text,