Fix:read file encoding

src/core/tools/applyDiffTool.ts

@@ -1,5 +1,5 @@
 import path from "path"
-import fs from "fs/promises"
+import { readFileWithEncoding } from "../../integrations/misc/readFileWithEncoding"
 
 import { TelemetryService } from "@roo-code/telemetry"
 
@@ -86,7 +86,7 @@ export async function applyDiffTool(
 				return
 			}
 
-			let originalContent: string | null = await fs.readFile(absolutePath, "utf-8")
+			let originalContent: string | null = (await readFileWithEncoding(absolutePath)).content
 
 			// Apply the diff to the original content
 			const diffResult = (await cline.diffStrategy?.applyDiff(

src/core/tools/insertContentTool.ts

@@ -1,5 +1,5 @@
 import delay from "delay"
-import fs from "fs/promises"
+import { readFileWithEncoding } from "../../integrations/misc/readFileWithEncoding"
 import path from "path"
 
 import { getReadablePath } from "../../utils/path"
@@ -89,7 +89,7 @@ export async function insertContentTool(
 		cline.consecutiveMistakeCount = 0
 
 		// Read the file
-		const fileContent = await fs.readFile(absolutePath, "utf8")
+		const fileContent = (await readFileWithEncoding(absolutePath)).content
 		cline.diffViewProvider.editType = "modify"
 		cline.diffViewProvider.originalContent = fileContent
 		const lines = fileContent.split("\n")

src/core/tools/searchAndReplaceTool.ts

@@ -1,6 +1,6 @@
 // Core Node.js imports
 import path from "path"
-import fs from "fs/promises"
+import { readFileWithEncoding } from "../../integrations/misc/readFileWithEncoding"
 import delay from "delay"
 
 // Internal imports
@@ -143,7 +143,7 @@ export async function searchAndReplaceTool(
 		// Read and process file content
 		let fileContent: string
 		try {
-			fileContent = await fs.readFile(absolutePath, "utf-8")
+			fileContent = (await readFileWithEncoding(absolutePath)).content
 		} catch (error) {
 			cline.consecutiveMistakeCount++
 			cline.recordToolError("search_and_replace")

src/integrations/editor/DiffViewProvider.ts

@@ -11,6 +11,7 @@ import { formatResponse } from "../../core/prompts/responses"
 import { diagnosticsToProblemsString, getNewDiagnostics } from "../diagnostics"
 import { ClineSayTool } from "../../shared/ExtensionMessage"
 import { Task } from "../../core/task/Task"
+import { readFileWithEncoding } from "../misc/readFileWithEncoding"
 
 import { DecorationController } from "./DecorationController"
 
@@ -59,7 +60,7 @@ export class DiffViewProvider {
 		this.preDiagnostics = vscode.languages.getDiagnostics()
 
 		if (fileExists) {
-			this.originalContent = await fs.readFile(absolutePath, "utf-8")
+			this.originalContent = (await readFileWithEncoding(absolutePath)).content
 		} else {
 			this.originalContent = ""
 		}

src/integrations/misc/extract-text.ts

@@ -3,7 +3,7 @@ import * as path from "path"
 import pdf from "pdf-parse/lib/pdf-parse"
 import mammoth from "mammoth"
 import fs from "fs/promises"
-import { isBinaryFile } from "isbinaryfile"
+import { readFileWithEncoding } from "./readFileWithEncoding"
 
 async function extractTextFromPDF(filePath: string): Promise<string> {
 	const dataBuffer = await fs.readFile(filePath)
@@ -61,12 +61,11 @@ export async function extractTextFromFile(filePath: string): Promise<string> {
 		return extractor(filePath)
 	}
 
-	// Handle other files
-	const isBinary = await isBinaryFile(filePath).catch(() => false)
-
-	if (!isBinary) {
-		return addLineNumbers(await fs.readFile(filePath, "utf8"))
-	} else {
+	// Handle other files using readFileWithEncoding with binary detection
+	try {
+		const { content } = await readFileWithEncoding(filePath, { acceptTextOnly: true })
+		return addLineNumbers(content)
+	} catch (error) {
 		throw new Error(`Cannot read text for file type: ${fileExtension}`)
 	}
 }