Add support for a .rooignore file

src/__mocks__/vscode.js

@@ -84,6 +84,12 @@ const vscode = {
 			this.uri = uri
 		}
 	},
+	RelativePattern: class {
+		constructor(base, pattern) {
+			this.base = base
+			this.pattern = pattern
+		}
+	},
 }
 
 module.exports = vscode

src/core/Cline.ts

@@ -53,6 +53,7 @@ import { calculateApiCost } from "../utils/cost"
 import { fileExistsAtPath } from "../utils/fs"
 import { arePathsEqual, getReadablePath } from "../utils/path"
 import { parseMentions } from "./mentions"
+import { RooIgnoreController, LOCK_TEXT_SYMBOL } from "./ignore/RooIgnoreController"
 import { AssistantMessageContent, parseAssistantMessage, ToolParamName, ToolUseName } from "./assistant-message"
 import { formatResponse } from "./prompts/responses"
 import { SYSTEM_PROMPT } from "./prompts/system"
@@ -100,6 +101,7 @@ export class Cline {
 
 	apiConversationHistory: (Anthropic.MessageParam & { ts?: number })[] = []
 	clineMessages: ClineMessage[] = []
+	rooIgnoreController?: RooIgnoreController
 	private askResponse?: ClineAskResponse
 	private askResponseText?: string
 	private askResponseImages?: string[]
@@ -148,6 +150,11 @@ export class Cline {
 			throw new Error("Either historyItem or task/images must be provided")
 		}
 
+		this.rooIgnoreController = new RooIgnoreController(cwd)
+		this.rooIgnoreController.initialize().catch((error) => {
+			console.error("Failed to initialize RooIgnoreController:", error)
+		})
+
 		this.taskId = historyItem ? historyItem.id : crypto.randomUUID()
 
 		this.apiConfiguration = apiConfiguration
@@ -791,6 +798,7 @@ export class Cline {
 		this.terminalManager.disposeAll()
 		this.urlContentFetcher.closeBrowser()
 		this.browserSession.closeBrowser()
+		this.rooIgnoreController?.dispose()
 
 		// If we're not streaming then `abortStream` (which reverts the diff
 		// view changes) won't be called, so we need to revert the changes here.
@@ -942,6 +950,8 @@ export class Cline {
 			})
 		}
 
+		const rooIgnoreInstructions = this.rooIgnoreController?.getInstructions()
+
 		const {
 			browserViewportSize,
 			mode,
@@ -972,6 +982,7 @@ export class Cline {
 				this.diffEnabled,
 				experiments,
 				enableMcpServerCreation,
+				rooIgnoreInstructions,
 			)
 		})()
 
@@ -1346,6 +1357,15 @@ export class Cline {
 							// wait so we can determine if it's a new file or editing an existing file
 							break
 						}
+
+						const accessAllowed = this.rooIgnoreController?.validateAccess(relPath)
+						if (!accessAllowed) {
+							await this.say("rooignore_error", relPath)
+							pushToolResult(formatResponse.toolError(formatResponse.rooIgnoreError(relPath)))
+
+							break
+						}
+
 						// Check if file exists using cached map or fs.access
 						let fileExists: boolean
 						if (this.diffViewProvider.editType !== undefined) {
@@ -1555,6 +1575,14 @@ export class Cline {
 									break
 								}
 
+								const accessAllowed = this.rooIgnoreController?.validateAccess(relPath)
+								if (!accessAllowed) {
+									await this.say("rooignore_error", relPath)
+									pushToolResult(formatResponse.toolError(formatResponse.rooIgnoreError(relPath)))
+
+									break
+								}
+
 								const absolutePath = path.resolve(cwd, relPath)
 								const fileExists = await fileExistsAtPath(absolutePath)
 
@@ -1988,6 +2016,15 @@ export class Cline {
 									pushToolResult(await this.sayAndCreateMissingParamError("read_file", "path"))
 									break
 								}
+
+								const accessAllowed = this.rooIgnoreController?.validateAccess(relPath)
+								if (!accessAllowed) {
+									await this.say("rooignore_error", relPath)
+									pushToolResult(formatResponse.toolError(formatResponse.rooIgnoreError(relPath)))
+
+									break
+								}
+
 								this.consecutiveMistakeCount = 0
 								const absolutePath = path.resolve(cwd, relPath)
 								const completeMessage = JSON.stringify({
@@ -2033,7 +2070,12 @@ export class Cline {
 								this.consecutiveMistakeCount = 0
 								const absolutePath = path.resolve(cwd, relDirPath)
 								const [files, didHitLimit] = await listFiles(absolutePath, recursive, 200)
-								const result = formatResponse.formatFilesList(absolutePath, files, didHitLimit)
+								const result = formatResponse.formatFilesList(
+									absolutePath,
+									files,
+									didHitLimit,
+									this.rooIgnoreController,
+								)
 								const completeMessage = JSON.stringify({
 									...sharedMessageProps,
 									content: result,
@@ -2074,7 +2116,10 @@ export class Cline {
 								}
 								this.consecutiveMistakeCount = 0
 								const absolutePath = path.resolve(cwd, relDirPath)
-								const result = await parseSourceCodeForDefinitionsTopLevel(absolutePath)
+								const result = await parseSourceCodeForDefinitionsTopLevel(
+									absolutePath,
+									this.rooIgnoreController,
+								)
 								const completeMessage = JSON.stringify({
 									...sharedMessageProps,
 									content: result,
@@ -2122,7 +2167,13 @@ export class Cline {
 								}
 								this.consecutiveMistakeCount = 0
 								const absolutePath = path.resolve(cwd, relDirPath)
-								const results = await regexSearchFiles(cwd, absolutePath, regex, filePattern)
+								const results = await regexSearchFiles(
+									cwd,
+									absolutePath,
+									regex,
+									filePattern,
+									this.rooIgnoreController,
+								)
 								const completeMessage = JSON.stringify({
 									...sharedMessageProps,
 									content: results,
@@ -2301,6 +2352,19 @@ export class Cline {
 									)
 									break
 								}
+
+								const ignoredFileAttemptedToAccess = this.rooIgnoreController?.validateCommand(command)
+								if (ignoredFileAttemptedToAccess) {
+									await this.say("rooignore_error", ignoredFileAttemptedToAccess)
+									pushToolResult(
+										formatResponse.toolError(
+											formatResponse.rooIgnoreError(ignoredFileAttemptedToAccess),
+										),
+									)
+
+									break
+								}
+
 								this.consecutiveMistakeCount = 0
 
 								const didApprove = await askApproval("command", command)
@@ -3161,29 +3225,39 @@ export class Cline {
 
 		// It could be useful for cline to know if the user went from one or no file to another between messages, so we always include this context
 		details += "\n\n# VSCode Visible Files"
-		const visibleFiles = vscode.window.visibleTextEditors
+		const visibleFilePaths = vscode.window.visibleTextEditors
 			?.map((editor) => editor.document?.uri?.fsPath)
 			.filter(Boolean)
-			.map((absolutePath) => path.relative(cwd, absolutePath).toPosix())
-			.join("\n")
-		if (visibleFiles) {
-			details += `\n${visibleFiles}`
+			.map((absolutePath) => path.relative(cwd, absolutePath))
+
+		// Filter paths through rooIgnoreController
+		const allowedVisibleFiles = this.rooIgnoreController
+			? this.rooIgnoreController.filterPaths(visibleFilePaths)
+			: visibleFilePaths.map((p) => p.toPosix()).join("\n")
+
+		if (allowedVisibleFiles) {
+			details += `\n${allowedVisibleFiles}`
 		} else {
 			details += "\n(No visible files)"
 		}
 
 		details += "\n\n# VSCode Open Tabs"
 		const { maxOpenTabsContext } = (await this.providerRef.deref()?.getState()) ?? {}
 		const maxTabs = maxOpenTabsContext ?? 20
-		const openTabs = vscode.window.tabGroups.all
+		const openTabPaths = vscode.window.tabGroups.all
 			.flatMap((group) => group.tabs)
 			.map((tab) => (tab.input as vscode.TabInputText)?.uri?.fsPath)
 			.filter(Boolean)
 			.map((absolutePath) => path.relative(cwd, absolutePath).toPosix())
 			.slice(0, maxTabs)
-			.join("\n")
-		if (openTabs) {
-			details += `\n${openTabs}`
+
+		// Filter paths through rooIgnoreController
+		const allowedOpenTabs = this.rooIgnoreController
+			? this.rooIgnoreController.filterPaths(openTabPaths)
+			: openTabPaths.map((p) => p.toPosix()).join("\n")
+
+		if (allowedOpenTabs) {
+			details += `\n${allowedOpenTabs}`
 		} else {
 			details += "\n(No open tabs)"
 		}
@@ -3342,7 +3416,7 @@ export class Cline {
 				details += "(Desktop files not shown automatically. Use list_files to explore if needed.)"
 			} else {
 				const [files, didHitLimit] = await listFiles(cwd, true, 200)
-				const result = formatResponse.formatFilesList(cwd, files, didHitLimit)
+				const result = formatResponse.formatFilesList(cwd, files, didHitLimit, this.rooIgnoreController)
 				details += result
 			}
 		}

src/core/__tests__/Cline.test.ts

@@ -9,6 +9,9 @@ import * as vscode from "vscode"
 import * as os from "os"
 import * as path from "path"
 
+// Mock RooIgnoreController
+jest.mock("../ignore/RooIgnoreController")
+
 // Mock all MCP-related modules
 jest.mock(
 	"@modelcontextprotocol/sdk/types.js",