Basically working Yeoman template generator generator

templates/yeoman/src/CreateGenerator.ts

@@ -1,48 +0,0 @@
-import * as glob from 'glob';
-import * as gitignore from 'gitignore-parser';
-import * as fs from 'fs';
-import * as path from 'path';
-import * as _ from 'lodash';
-import * as mkdirp from 'mkdirp';
-import * as rimraf from 'rimraf';
-
-const textFileExtensions = ['.gitignore', '.config', '.cs', '.cshtml', 'Dockerfile', '.html', '.js', '.json', '.jsx', '.md', '.ts', '.tsx'];
-
-const templates = {
-    'angular-2': '../../templates/Angular2Spa/',
-    'knockout': '../../templates/KnockoutSpa/',
-    'react-redux': '../../templates/ReactReduxSpa/',
-    'react': '../../templates/ReactSpa/'
-};
-
-function isTextFile(filename: string): boolean {
-    return textFileExtensions.indexOf(path.extname(filename).toLowerCase()) >= 0;
-}
-
-function writeFileEnsuringDirExists(root: string, filename: string, contents: string | Buffer) {
-    let fullPath = path.join(root, filename);
-    mkdirp.sync(path.dirname(fullPath));    
-    fs.writeFileSync(fullPath, contents);
-}
-
-function listFilesExcludingGitignored(root: string): string[] {    
-    let gitignoreEvaluator = gitignore.compile(fs.readFileSync(path.join(root, '.gitignore'), 'utf8'));
-    return glob.sync('**/*', { cwd: root, dot: true, nodir: true })
-        .filter(fn => gitignoreEvaluator.accepts(fn));
-}
-
-function writeTemplate(sourceRoot: string, destRoot: string) {
-    listFilesExcludingGitignored(sourceRoot).forEach(fn => {
-        const sourceContent = fs.readFileSync(path.join(sourceRoot, fn));        
-        writeFileEnsuringDirExists(destRoot, fn, sourceContent);
-    });    
-}
-
-const outputRoot = './generator-aspnet-spa';
-const commonRoot = path.join(outputRoot, 'templates/common'); 
-rimraf.sync(outputRoot);
-
-_.forEach(templates, (templateRootDir, templateName) => {
-    const outputDir = path.join(outputRoot, 'templates', templateName);
-    writeTemplate(templateRootDir, outputDir);
-});

templates/yeoman/src/build/build.ts

@@ -0,0 +1,96 @@
+import * as glob from 'glob';
+import * as gitignore from 'gitignore-parser';
+import * as fs from 'fs';
+import * as path from 'path';
+import * as _ from 'lodash';
+import * as mkdirp from 'mkdirp';
+import * as rimraf from 'rimraf';
+
+const textFileExtensions = ['.gitignore', '.config', '.cs', '.cshtml', 'Dockerfile', '.html', '.js', '.json', '.jsx', '.md', '.ts', '.tsx', '.xproj'];
+
+const templates = {
+    'angular-2': '../../templates/Angular2Spa/',
+    'knockout': '../../templates/KnockoutSpa/',
+    'react-redux': '../../templates/ReactReduxSpa/',
+    'react': '../../templates/ReactSpa/'
+};
+
+const contentReplacements: { from: RegExp, to: string }[] = [
+    { from: /\bWebApplicationBasic\b/g, to: '<%= namePascalCase %>' },
+    { from: /<ProjectGuid>[0-9a-f\-]{36}<\/ProjectGuid>/g, to: '<ProjectGuid><%= projectGuid %></ProjectGuid>' },
+    { from: /<RootNamespace>.*?<\/RootNamespace>/g, to: '<RootNamespace><%= namePascalCase %></RootNamespace>'},
+    { from: /\s*<BaseIntermediateOutputPath.*?<\/BaseIntermediateOutputPath>/g, to: '' },
+    { from: /\s*<OutputPath.*?<\/OutputPath>/g, to: '' },
+];
+
+const filenameReplacements: { from: RegExp, to: string }[] = [
+    { from: /.*\.xproj$/, to: 'tokenreplace-namePascalCase.xproj' }
+];
+
+function isTextFile(filename: string): boolean {
+    return textFileExtensions.indexOf(path.extname(filename).toLowerCase()) >= 0;
+}
+
+function writeFileEnsuringDirExists(root: string, filename: string, contents: string | Buffer) {
+    let fullPath = path.join(root, filename);
+    mkdirp.sync(path.dirname(fullPath));    
+    fs.writeFileSync(fullPath, contents);
+}
+
+function listFilesExcludingGitignored(root: string): string[] {    
+    let gitIgnorePath = path.join(root, '.gitignore');
+    let gitignoreEvaluator = fs.existsSync(gitIgnorePath)
+        ? gitignore.compile(fs.readFileSync(gitIgnorePath, 'utf8'))
+        : { accepts: () => true };
+    return glob.sync('**/*', { cwd: root, dot: true, nodir: true })
+        .filter(fn => gitignoreEvaluator.accepts(fn));
+}
+
+function writeTemplate(sourceRoot: string, destRoot: string) {
+    listFilesExcludingGitignored(sourceRoot).forEach(fn => {
+        let sourceContent = fs.readFileSync(path.join(sourceRoot, fn));
+        
+        // For text files, replace hardcoded values with template tags
+        if (isTextFile(fn)) {
+            let sourceText = sourceContent.toString('utf8');
+            contentReplacements.forEach(replacement => {
+                sourceText = sourceText.replace(replacement.from, replacement.to);
+            });
+            
+            sourceContent = new Buffer(sourceText, 'utf8');
+        }
+        
+        // Also apply replacements in filenames
+        filenameReplacements.forEach(replacement => {
+            fn = fn.replace(replacement.from, replacement.to);
+        });
+        
+        writeFileEnsuringDirExists(destRoot, fn, sourceContent);
+    });    
+}
+
+function copyRecursive(sourceRoot: string, destRoot: string, matchGlob: string) {
+    glob.sync(matchGlob, { cwd: sourceRoot, dot: true, nodir: true })
+        .forEach(fn => {
+            const sourceContent = fs.readFileSync(path.join(sourceRoot, fn));        
+            writeFileEnsuringDirExists(destRoot, fn, sourceContent);
+        });
+}
+
+const outputRoot = './generator-aspnet-spa';
+const outputTemplatesRoot = path.join(outputRoot, 'app/templates'); 
+rimraf.sync(outputTemplatesRoot);
+
+// Copy template files
+_.forEach(templates, (templateRootDir, templateName) => {
+    const outputDir = path.join(outputTemplatesRoot, templateName);
+    writeTemplate(templateRootDir, outputDir);
+});
+
+// Also copy the generator files (that's the compiled .js files, plus all other non-.ts files)
+const tempRoot = './tmp';
+copyRecursive(path.join(tempRoot, 'generator'), outputRoot, '**/*.js');
+copyRecursive('./src/generator', outputRoot, '**/!(*.ts)');
+
+// Clean up
+rimraf.sync(tempRoot);

templates/yeoman/src/generator/app/index.ts

@@ -0,0 +1,58 @@
+import * as path from 'path';
+import * as yeoman from 'yeoman-generator';
+import * as uuid from 'node-uuid';
+import * as glob from 'glob';
+const toPascalCase = require('to-pascal-case');
+
+const templates = [
+    { value: 'angular-2', name: 'Angular 2' },
+    { value: 'knockout', name: 'Knockout' },
+    { value: 'react', name: 'React' },
+    { value: 'react-redux', name: 'React with Redux' }
+];
+
+class MyGenerator extends yeoman.Base {
+    private _answers: any;
+
+    constructor(args: string | string[], options: any) {
+        super(args, options);
+    }
+    
+    prompting() {
+        const done = this.async();
+        
+        this.prompt([{
+            type: 'list',
+            name: 'framework',
+            message: 'Framework',
+            choices: templates
+        }, {
+            type: 'input',
+            name: 'name',
+            message: 'Your project name',
+            default: this.appname
+        }], answers => {
+            this._answers = answers;
+            this._answers.namePascalCase = toPascalCase(answers.name);
+            this._answers.projectGuid = uuid.v4();
+            done();
+        })
+    }
+    
+    writing() {
+        var templateRoot = this.templatePath(this._answers.framework);
+        glob.sync('**/*', { cwd: templateRoot, dot: true, nodir: true }).forEach(fn => {
+            // Token replacement in filenames
+            let outputFn = fn.replace(/tokenreplace\-([^\.\/]*)/g, (substr, token) => this._answers[token]);
+            
+            this.fs.copyTpl(
+                path.join(templateRoot, fn),
+                this.destinationPath(outputFn),
+                this._answers
+            );
+        });
+    }
+}
+
+declare var module: any;
+(module).exports = MyGenerator;

templates/yeoman/src/generator/package.json

@@ -0,0 +1,10 @@
+{
+  "name": "generator-aspnet-spa",
+  "version": "0.1.0",
+  "description": "Single-Page App templates for ASP.NET Core",
+  "files": ["templates"],
+  "keywords": ["yeoman-generator"],
+  "dependencies": {
+    "yeoman-generator": "^0.20.2"
+  }
+}