From a5b927fca1b6b204bf01d43c601a961f9f66b099 Mon Sep 17 00:00:00 2001
From: Orta Therox <orta.therox@gmail.com>
Date: Sat, 15 Feb 2020 13:50:30 -0500
Subject: [PATCH 1/2] Allow access to read files which workers host, notably
 the default dts

---
 src/tsWorker.ts | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/src/tsWorker.ts b/src/tsWorker.ts
index 32b9a6bb..e0049e92 100644
--- a/src/tsWorker.ts
+++ b/src/tsWorker.ts
@@ -69,7 +69,7 @@ export class TypeScriptWorker implements ts.LanguageServiceHost, monaco.language
 		return '';
 	}
 
-	getScriptSnapshot(fileName: string): ts.IScriptSnapshot | undefined {
+	getScriptText(fileName: string): string | undefined {
 		let text: string;
 		let model = this._getModel(fileName);
 		if (model) {
@@ -88,6 +88,15 @@ export class TypeScriptWorker implements ts.LanguageServiceHost, monaco.language
 			return;
 		}
 
+		return text;
+	}
+
+	getScriptSnapshot(fileName: string): ts.IScriptSnapshot | undefined {
+		const text = this.getScriptText(fileName);
+		if (!text) {
+			return;
+		}
+
 		return <ts.IScriptSnapshot>{
 			getText: (start, end) => text.substring(start, end),
 			getLength: () => text.length,
@@ -200,12 +209,12 @@ export class TypeScriptWorker implements ts.LanguageServiceHost, monaco.language
 		return Promise.resolve(this._languageService.getFormattingEditsAfterKeystroke(fileName, postion, ch, options));
 	}
 
-	findRenameLocations(fileName: string, positon: number, findInStrings: boolean, findInComments: boolean, providePrefixAndSuffixTextForRename: boolean): Promise<readonly ts.RenameLocation[] | undefined> {
-		return Promise.resolve(this._languageService.findRenameLocations(fileName, positon, findInStrings, findInComments, providePrefixAndSuffixTextForRename));
+	findRenameLocations(fileName: string, position: number, findInStrings: boolean, findInComments: boolean, providePrefixAndSuffixTextForRename: boolean): Promise<readonly ts.RenameLocation[] | undefined> {
+		return Promise.resolve(this._languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename));
 	}
 
-	getRenameInfo(fileName: string, positon: number, options: ts.RenameInfoOptions): Promise<ts.RenameInfo> {
-		return Promise.resolve(this._languageService.getRenameInfo(fileName, positon, options));
+	getRenameInfo(fileName: string, position: number, options: ts.RenameInfoOptions): Promise<ts.RenameInfo> {
+		return Promise.resolve(this._languageService.getRenameInfo(fileName, position, options));
 	}
 
 	getEmitOutput(fileName: string): Promise<ts.EmitOutput> {

From aee134f9c1c462fcbf8d8d8cfe3c14d617a7f702 Mon Sep 17 00:00:00 2001
From: Alex Dima <alexdima@microsoft.com>
Date: Mon, 17 Feb 2020 16:56:39 +0100
Subject: [PATCH 2/2] Add API to .d.ts

---
 src/monaco.d.ts | 5 +++++
 src/tsWorker.ts | 8 ++++++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/monaco.d.ts b/src/monaco.d.ts
index d17315d7..1e99b41b 100644
--- a/src/monaco.d.ts
+++ b/src/monaco.d.ts
@@ -275,6 +275,11 @@ declare module monaco.languages.typescript {
          */
         getSuggestionDiagnostics(fileName: string): Promise<Diagnostic[]>;
 
+        /**
+         * Get the content of a given file.
+         */
+        getScriptText(fileName: string): Promise<string | undefined>;
+
         /**
          * Get diagnostic messages related to the current compiler options.
          * @param fileName Not used
diff --git a/src/tsWorker.ts b/src/tsWorker.ts
index e0049e92..873885f5 100644
--- a/src/tsWorker.ts
+++ b/src/tsWorker.ts
@@ -69,7 +69,11 @@ export class TypeScriptWorker implements ts.LanguageServiceHost, monaco.language
 		return '';
 	}
 
-	getScriptText(fileName: string): string | undefined {
+	getScriptText(fileName: string): Promise<string | undefined> {
+		return Promise.resolve(this._getScriptText(fileName));
+	}
+
+	_getScriptText(fileName: string): string | undefined {
 		let text: string;
 		let model = this._getModel(fileName);
 		if (model) {
@@ -92,7 +96,7 @@ export class TypeScriptWorker implements ts.LanguageServiceHost, monaco.language
 	}
 
 	getScriptSnapshot(fileName: string): ts.IScriptSnapshot | undefined {
-		const text = this.getScriptText(fileName);
+		const text = this._getScriptText(fileName);
 		if (!text) {
 			return;
 		}