Rename set

Author: Andy Hanson

src/compiler/program.ts

@@ -558,7 +558,7 @@ namespace ts {
             dropDiagnosticsProducingTypeChecker,
             getSourceFileFromReference,
             sourceFileToPackageName,
-            isSourceFileTargetOfRedirect,
+            redirectTargetsSet,
         };
 
         verifyCompilerOptions();
@@ -802,7 +802,7 @@ namespace ts {
                         return oldProgram.structureIsReused = StructureIsReused.Not;
                     }
                 }
-                else if (oldProgram.isSourceFileTargetOfRedirect.has(oldSourceFile.path)) {
+                else if (oldProgram.redirectTargetsSet.has(oldSourceFile.path)) {
                     // This is similar to the above case. If a redirected-to source file changes, the redirect may be broken.
                     if (newSourceFile !== oldSourceFile) {
                         return oldProgram.structureIsReused = StructureIsReused.Not;
@@ -941,7 +941,7 @@ namespace ts {
             resolvedTypeReferenceDirectives = oldProgram.getResolvedTypeReferenceDirectives();
 
             sourceFileToPackageName = oldProgram.sourceFileToPackageName;
-            isSourceFileTargetOfRedirect = oldProgram.isSourceFileTargetOfRedirect;
+            isSourceFileTargetOfRedirect = oldProgram.redirectTargetsSet;
 
             return oldProgram.structureIsReused = StructureIsReused.Completely;
         }

src/compiler/types.ts

@@ -2511,8 +2511,8 @@ namespace ts {
 
         /** Given a source file, get the name of the package it was imported from. */
         /* @internal */ sourceFileToPackageName: Map<string>;
-        /** True if some other source file redirects to this one. */
-        /* @internal */ isSourceFileTargetOfRedirect: Map<true>;
+        /** Set of all source files that some other source file redirects to. */
+        /* @internal */ redirectTargetsSet: Map<true>;
     }
 
     /* @internal */