refactor: extract applytemplate

Author: atlj

packages/create-react-native-library/src/index.ts

@@ -1,6 +1,5 @@
 import path from 'path';
 import fs from 'fs-extra';
-import ejs from 'ejs';
 import dedent from 'dedent';
 import kleur from 'kleur';
 import yargs from 'yargs';
@@ -16,17 +15,13 @@ import { spawn } from './utils/spawn';
 import { version } from '../package.json';
 import { addCodegenBuildScript } from './exampleApp/addCodegenBuildScript';
 import { createInitialGitCommit } from './utils/initialCommit';
-import { assertNpx, assertOptions } from './utils/assert';
+import { assertAnswers, assertNpx } from './utils/assert';
 import { resolveBobVersionWithFallback } from './utils/promiseWithFallback';
 import { generateTemplateConfiguration } from './template/config';
+import { applyTemplate } from './template/applyTemplate';
 
 const FALLBACK_BOB_VERSION = '0.32.0';
 
-const BINARIES = [
- /(gradlew|\.(jar|keystore|png|jpg|gif))$/,
- /\$\.yarn(?![a-z])/,
-];
-
 const COMMON_FILES = path.resolve(__dirname, '../templates/common');
 const COMMON_EXAMPLE_FILES = path.resolve(
  __dirname,
@@ -465,7 +460,7 @@ async function create(_argv: yargs.Arguments<any>) {
  });
  }
 
- assertOptions(questions, argv);
+ assertAnswers(questions, argv);
 
  const singleChoiceAnswers: Partial<Answers> = {};
  const finalQuestions: Question[] = [];
@@ -516,7 +511,7 @@ async function create(_argv: yargs.Arguments<any>) {
  ...promptAnswers,
  } as Required<Answers>;
 
- assertOptions(questions, answers);
+ assertAnswers(questions, answers);
 
  const bobVersion = await resolveBobVersion();
 
@@ -526,35 +521,6 @@ async function create(_argv: yargs.Arguments<any>) {
  answers,
  });
 
- async function applyTemplate(source: string, destination: string) {
- await fs.mkdirp(destination);
-
- const files = await fs.readdir(source);
-
- for (const f of files) {
- const target = path.join(
- destination,
- ejs.render(f.replace(/^\$/, ''), config, {
- openDelimiter: '{',
- closeDelimiter: '}',
- })
- );
-
- const file = path.join(source, f);
- const stats = await fs.stat(file);
-
- if (stats.isDirectory()) {
- await applyTemplate(file, target);
- } else if (!BINARIES.some((r) => r.test(file))) {
- const content = await fs.readFile(file, 'utf8');
-
- await fs.writeFile(target, ejs.render(content, config));
- } else {
- await fs.copyFile(file, target);
- }
- }
- }
-
  await fs.mkdirp(folder);
 
  if (answers.reactNativeVersion != null) {
@@ -593,52 +559,61 @@ async function create(_argv: yargs.Arguments<any>) {
  spinner.text = 'Copying files';
 
  if (local) {
- await applyTemplate(COMMON_LOCAL_FILES, folder);
+ await applyTemplate(config, COMMON_LOCAL_FILES, folder);
  } else {
- await applyTemplate(COMMON_FILES, folder);
+ await applyTemplate(config, COMMON_FILES, folder);
 
  if (config.example !== 'none') {
- await applyTemplate(COMMON_EXAMPLE_FILES, folder);
+ await applyTemplate(config, COMMON_EXAMPLE_FILES, folder);
  }
  }
 
  if (answers.languages === 'js') {
- await applyTemplate(JS_FILES, folder);
- await applyTemplate(EXPO_FILES, folder);
+ await applyTemplate(config, JS_FILES, folder);
+ await applyTemplate(config, EXPO_FILES, folder);
  } else {
- await applyTemplate(NATIVE_COMMON_FILES, folder);
+ await applyTemplate(config, NATIVE_COMMON_FILES, folder);
 
  if (config.example !== 'none') {
- await applyTemplate(NATIVE_COMMON_EXAMPLE_FILES, folder);
+ await applyTemplate(config, NATIVE_COMMON_EXAMPLE_FILES, folder);
  }
 
  if (config.project.module) {
  await applyTemplate(
+ config,
  NATIVE_FILES[`module_${config.project.arch}`],
  folder
  );
  } else {
- await applyTemplate(NATIVE_FILES[`view_${config.project.arch}`], folder);
+ await applyTemplate(
+ config,
+ NATIVE_FILES[`view_${config.project.arch}`],
+ folder
+ );
  }
 
  if (config.project.swift) {
- await applyTemplate(SWIFT_FILES[`module_legacy`], folder);
+ await applyTemplate(config, SWIFT_FILES[`module_legacy`], folder);
  } else {
  if (config.project.module) {
- await applyTemplate(OBJC_FILES[`module_common`], folder);
+ await applyTemplate(config, OBJC_FILES[`module_common`], folder);
  } else {
- await applyTemplate(OBJC_FILES[`view_${config.project.arch}`], folder);
+ await applyTemplate(
+ config,
+ OBJC_FILES[`view_${config.project.arch}`],
+ folder
+ );
  }
  }
 
  const templateType = `${config.project.module ? 'module' : 'view'}_${
  config.project.arch
  }` as const;
 
- await applyTemplate(KOTLIN_FILES[templateType], folder);
+ await applyTemplate(config, KOTLIN_FILES[templateType], folder);
 
  if (config.project.cpp) {
- await applyTemplate(CPP_FILES, folder);
+ await applyTemplate(config, CPP_FILES, folder);
  await fs.remove(path.join(folder, 'ios', `${config.project.name}.m`));
  }
  }

packages/create-react-native-library/src/template/applyTemplate.ts

@@ -0,0 +1,45 @@
+import path from 'path';
+import fs from 'fs-extra';
+import ejs from 'ejs';
+import type { TemplateConfiguration } from './config';
+
+const BINARIES = [
+ /(gradlew|\.(jar|keystore|png|jpg|gif))$/,
+ /\$\.yarn(?![a-z])/,
+];
+
+/**
+ * This copies the template files and renders them via ejs
+ */
+export async function applyTemplate(
+ config: TemplateConfiguration,
+ source: string,
+ destination: string
+) {
+ await fs.mkdirp(destination);
+
+ const files = await fs.readdir(source);
+
+ for (const f of files) {
+ const target = path.join(
+ destination,
+ ejs.render(f.replace(/^\$/, ''), config, {
+ openDelimiter: '{',
+ closeDelimiter: '}',
+ })
+ );
+
+ const file = path.join(source, f);
+ const stats = await fs.stat(file);
+
+ if (stats.isDirectory()) {
+ await applyTemplate(config, file, target);
+ } else if (!BINARIES.some((r) => r.test(file))) {
+ const content = await fs.readFile(file, 'utf8');
+
+ await fs.writeFile(target, ejs.render(content, config));
+ } else {
+ await fs.copyFile(file, target);
+ }
+ }
+}