Mark allowArbitraryExtensions as affectsSemanticDiagnostics instead of affectsModuleResolution

Author: jakebailey

src/compiler/commandLineParser.ts

@@ -1221,7 +1221,7 @@ const commandOptionsWithoutBuild: CommandLineOption[] = [
     {
         name: "allowArbitraryExtensions",
         type: "boolean",
-        affectsModuleResolution: true,
+        affectsSemanticDiagnostics: true,
         category: Diagnostics.Modules,
         description: Diagnostics.Enable_importing_files_with_any_extension_provided_a_declaration_file_is_present,
         defaultValueDescription: false,

tests/baselines/reference/tscWatch/programUpdates/Updates-diagnostics-when-'--allowArbitraryExtensions'-changes.js

@@ -89,7 +89,7 @@ Output::
 >> Screen clear
 [12:00:21 AM] File change detected. Starting incremental compilation...
 
-[96ma.ts[0m:[93m1[0m:[93m16[0m - [91merror[0m[90m TS2306: [0mFile '/b.d.css.ts' is not a module.
+[96ma.ts[0m:[93m1[0m:[93m16[0m - [91merror[0m[90m TS6263: [0mModule './b.css' was resolved to '/b.d.css.ts', but '--allowArbitraryExtensions' is not set.
 
 1 import {} from './b.css'
                  ~~~~~~~~~
@@ -100,13 +100,16 @@ Output::
 
 Program root files: ["/a.ts","/b.d.css.ts","/a/lib/lib.d.ts"]
 Program options: {"allowArbitraryExtensions":false,"watch":true,"project":"/tsconfig.json","configFilePath":"/tsconfig.json"}
-Program structureReused: Not
+Program structureReused: Completely
 Program files::
-/a.ts
 /b.d.css.ts
+/a.ts
 /a/lib/lib.d.ts
 
 Semantic diagnostics in builder refreshed for::
+/b.d.css.ts
+/a.ts
+/a/lib/lib.d.ts
 
 No shapes updated in the builder::
 
@@ -151,13 +154,16 @@ Output::
 
 Program root files: ["/a.ts","/b.d.css.ts","/a/lib/lib.d.ts"]
 Program options: {"allowArbitraryExtensions":true,"watch":true,"project":"/tsconfig.json","configFilePath":"/tsconfig.json"}
-Program structureReused: Not
+Program structureReused: Completely
 Program files::
 /b.d.css.ts
 /a.ts
 /a/lib/lib.d.ts
 
 Semantic diagnostics in builder refreshed for::
+/b.d.css.ts
+/a.ts
+/a/lib/lib.d.ts
 
 No shapes updated in the builder::