renames

Author: sheetalkamat

src/compiler/builder.ts

@@ -516,11 +516,11 @@ namespace ts {
 
         const result = createRedirectedBuilderProgram(state, configFileParsingDiagnostics);
         result.getState = () => state;
-        result.backupCurrentState = () => {
+        result.backupState = () => {
             Debug.assert(backupState === undefined);
             backupState = cloneBuilderProgramState(state);
         };
-        result.useBackupState = () => {
+        result.restoreState = () => {
             state = Debug.assertDefined(backupState);
             backupState = undefined;
         };
@@ -715,8 +715,8 @@ namespace ts {
     export function createRedirectedBuilderProgram(state: { program: Program | undefined; compilerOptions: CompilerOptions; }, configFileParsingDiagnostics: ReadonlyArray<Diagnostic>): BuilderProgram {
         return {
             getState: notImplemented,
-            backupCurrentState: noop,
-            useBackupState: noop,
+            backupState: noop,
+            restoreState: noop,
             getProgram,
             getProgramOrUndefined: () => state.program,
             releaseProgram: () => state.program = undefined,
@@ -766,9 +766,9 @@ namespace ts {
         /*@internal*/
         getState(): BuilderProgramState;
         /*@internal*/
-        backupCurrentState(): void;
+        backupState(): void;
         /*@internal*/
-        useBackupState(): void;
+        restoreState(): void;
         /**
          * Returns current program
          */

src/compiler/tsbuild.ts

@@ -1129,7 +1129,7 @@ namespace ts {
             }
 
             // Before emitting lets backup state, so we can revert it back if there are declaration errors to handle emit and declaration errors correctly
-            program.backupCurrentState();
+            program.backupState();
             let newestDeclarationFileContentChangedTime = minimumDate;
             let anyDtsChanged = false;
             let declDiagnostics: Diagnostic[] | undefined;
@@ -1138,7 +1138,7 @@ namespace ts {
             emitFilesAndReportErrors(program, reportDeclarationDiagnostics, writeFileName, /*reportSummary*/ undefined, (name, text, writeByteOrderMark) => outputFiles.push({ name, text, writeByteOrderMark }));
             // Don't emit .d.ts if there are decl file errors
             if (declDiagnostics) {
-                program.useBackupState();
+                program.restoreState();
                 return buildErrors(declDiagnostics, BuildResultFlags.DeclarationEmitErrors, "Declaration file");
             }