fix(@schematics/angular): Library should support pascalCasedNames

fixes angular/angular-cli#10255

Author: Brocco

packages/schematics/angular/library/index.ts

@@ -118,10 +118,10 @@ function addDependenciesToPackageJson() {
   };
 }
 
-function addAppToWorkspaceFile(options: LibraryOptions, workspace: WorkspaceSchema): Rule {
+function addAppToWorkspaceFile(options: LibraryOptions, workspace: WorkspaceSchema,
+                               projectRoot: string): Rule {
   return (host: Tree, context: SchematicContext) => {
 
-    const projectRoot = `${workspace.newProjectRoot}/${options.name}`;
     // tslint:disable-next-line:no-any
     const project: any = {
       root: `${projectRoot}`,
@@ -175,7 +175,7 @@ export default function (options: LibraryOptions): Rule {
 
     const workspace = getWorkspace(host);
     const newProjectRoot = workspace.newProjectRoot;
-    const projectRoot = `${newProjectRoot}/${options.name}`;
+    const projectRoot = `${newProjectRoot}/${strings.dasherize(options.name)}`;
     const sourceDir = `${projectRoot}/src/lib`;
 
     const templateSource = apply(url('./files'), [
@@ -191,7 +191,7 @@ export default function (options: LibraryOptions): Rule {
 
     return chain([
       branchAndMerge(mergeWith(templateSource)),
-      addAppToWorkspaceFile(options, workspace),
+      addAppToWorkspaceFile(options, workspace, projectRoot),
       options.skipPackageJson ? noop() : addDependenciesToPackageJson(),
       options.skipTsConfig ? noop() : updateTsConfig(name),
       schematic('module', {

packages/schematics/angular/library/index_spec.ts

@@ -16,6 +16,7 @@ function getJsonFileContent(tree: UnitTestTree, path: string) {
   return JSON.parse(tree.readContent(path));
 }
 
+// tslint:disable:max-line-length
 describe('Library Schematic', () => {
   const schematicRunner = new SchematicTestRunner(
     '@schematics/ng_packagr',
@@ -82,6 +83,17 @@ describe('Library Schematic', () => {
     expect(workspace.projects.foo).toBeDefined();
   });
 
+  it('should handle a pascalCasedName', () => {
+    const options = {...defaultOptions, name: 'pascalCasedName'};
+    const tree = schematicRunner.runSchematic('library', options, workspaceTree);
+    const config = getJsonFileContent(tree, '/angular.json');
+    const project = config.projects.pascalCasedName;
+    expect(project).toBeDefined();
+    expect(project.root).toEqual('projects/pascal-cased-name');
+    const svcContent = tree.readContent('/projects/pascal-cased-name/src/lib/pascal-cased-name.service.ts');
+    expect(svcContent).toMatch(/providedIn: 'root'/);
+  });
+
   it('should export the component in the NgModule', () => {
     const tree = schematicRunner.runSchematic('library', defaultOptions, workspaceTree);
     const fileContent = getFileContent(tree, '/projects/foo/src/lib/foo.module.ts');