JavaScriptBench
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‎Jakefile.js‎
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‎Jakefile.js‎
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+1Lines changed: 1 addition & 0 deletions
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‎src/compiler/program.ts‎
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+4-3Lines changed: 4 additions & 3 deletions b/Collapse file
‎src/compiler/program.ts‎
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+4-3Lines changed: 4 additions & 3 deletions
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‎src/harness/tsconfig.json‎
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‎src/harness/tsconfig.json‎
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‎src/harness/unittests/programNoParseFalsyFileNames.ts‎
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‎src/harness/unittests/programNoParseFalsyFileNames.ts‎
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+37Lines changed: 37 additions & 0 deletions
@@ -154,6 +154,7 @@ var harnessSources = harnessCoreSources.concat([
     "transform.ts",
     "customTransforms.ts",
     "programMissingFiles.ts",
+    "programNoParseFalsyFileNames.ts",
     "symbolWalker.ts",
     "languageService.ts",
     "publicApi.ts",
 
@@ -611,8 +611,9 @@ namespace ts {
             if (!skipDefaultLib) {
                 // If '--lib' is not specified, include default library file according to '--target'
                 // otherwise, using options specified in '--lib' instead of '--target' default library file
-                if (!options.lib) {
-                    processRootFile(getDefaultLibraryFileName(), /*isDefaultLib*/ true);
+                const defaultLibraryFileName = getDefaultLibraryFileName();
+                if (!options.lib && defaultLibraryFileName) {
+                    processRootFile(defaultLibraryFileName, /*isDefaultLib*/ true);
                 }
                 else {
                     forEach(options.lib, libFileName => {
@@ -1117,7 +1118,7 @@ namespace ts {
             // otherwise, using options specified in '--lib' instead of '--target' default library file
             const equalityComparer = host.useCaseSensitiveFileNames() ? equateStringsCaseSensitive : equateStringsCaseInsensitive;
             if (!options.lib) {
-               return equalityComparer(file.fileName, getDefaultLibraryFileName());
+                return equalityComparer(file.fileName, getDefaultLibraryFileName());
             }
             else {
                 return forEach(options.lib, libFileName => equalityComparer(file.fileName, combinePaths(defaultLibraryPath, libFileName)));
 
@@ -135,6 +135,7 @@
         "./unittests/telemetry.ts",
         "./unittests/languageService.ts",
         "./unittests/programMissingFiles.ts",
+        "./unittests/programNoParseFalsyFileNames.ts",
         "./unittests/publicApi.ts",
         "./unittests/hostNewLineSupport.ts"
     ]
 
@@ -0,0 +1,37 @@
+/// <reference path="..\harness.ts" />
+namespace ts {
+    describe("programNoParseFalsyFileNames", () => {
+        let program: Program;
+
+        beforeEach(() => {
+            const testSource = `
+            class Foo extends HTMLElement {
+                bar: string = 'baz';
+            }`;
+
+            const host: CompilerHost = {
+                getSourceFile: (fileName: string, languageVersion: ScriptTarget, _onError?: (message: string) => void) => {
+                    return fileName === "test.ts" ? createSourceFile(fileName, testSource, languageVersion) : undefined;
+                },
+                getDefaultLibFileName: () => "",
+                writeFile: (_fileName, _content) => { throw new Error("unsupported"); },
+                getCurrentDirectory: () => sys.getCurrentDirectory(),
+                getCanonicalFileName: fileName => sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase(),
+                getNewLine: () => sys.newLine,
+                useCaseSensitiveFileNames: () => sys.useCaseSensitiveFileNames,
+                fileExists: fileName => fileName === "test.ts",
+                readFile: fileName => fileName === "test.ts" ? testSource : undefined,
+                resolveModuleNames: (_moduleNames: string[], _containingFile: string) => { throw new Error("unsupported"); },
+                getDirectories: _path => { throw new Error("unsupported"); },
+            };
+
+            program = createProgram(["test.ts"], { module: ModuleKind.ES2015 }, host);
+        });
+
+        it("should not have missing file paths", () => {
+            assert(program.getSourceFiles().length === 1, "expected 'getSourceFiles' length to be 1");
+            assert(program.getMissingFilePaths().length === 0, "expected 'getMissingFilePaths' length to be 0");
+            assert(program.getFileProcessingDiagnostics().getDiagnostics().length === 0, "expected 'getFileProcessingDiagnostics' length to be 0");
+        });
+    });
+}
Original file line number	Diff line number	Diff line change
`@@ -135,6 +135,7 @@`
`135`	`135`	`"./unittests/telemetry.ts",`
`136`	`136`	`"./unittests/languageService.ts",`
`137`	`137`	`"./unittests/programMissingFiles.ts",`
	`138`	`+ "./unittests/programNoParseFalsyFileNames.ts",`
`138`	`139`	`"./unittests/publicApi.ts",`
`139`	`140`	`"./unittests/hostNewLineSupport.ts"`
`140`	`141`	`]`