fix: Temp files are encoded using default encoding setting (#765)

src/tempFiles.ts

@@ -3,6 +3,8 @@ import * as path from "path";
 import { Uri } from "vscode";
 import { exists, mkdir, writeFile } from "./fs";
 import * as crypto from "crypto";
+import { iconv } from "./vscodeModules";
+import { configuration } from "./helpers/configuration";
 
 export const tempdir = path.join(os.tmpdir(), "vscode-svn");
 
@@ -19,12 +21,18 @@ export async function createTempSvnRevisionFile(
   const hash = crypto.createHash("md5");
   const data = hash.update(svnUri.path);
   const filePathHash = data.digest("hex");
+  const encoding = configuration.get<string>("default.encoding");
 
   if (!(await exists(path.join(tempdir, filePathHash)))) {
     await mkdir(path.join(tempdir, filePathHash));
   }
 
   const fpath = path.join(tempdir, filePathHash, fname);
-  await writeFile(fpath, payload);
+  if (encoding) {
+    const encodedPayload = iconv.encode(payload, encoding);
+    await writeFile(fpath, encodedPayload);
+  } else {
+    await writeFile(fpath, payload);
+  }
   return Uri.file(fpath);
 }