use let/const

Author: Gerard Delmàs

src/DtsContent.ts

@@ -69,7 +69,7 @@ export class DtsContent {
     }
 
     public async writeFile(): Promise<void> {
-        var outPathDir = path.dirname(this.outputFilePath);
+        const outPathDir = path.dirname(this.outputFilePath);
         if(!isThere(outPathDir)) {
             mkdirp.sync(outPathDir);
         }

src/DtsCreator.ts

@@ -54,16 +54,16 @@ export class DtsCreator {
 
     const res = await this.loader.fetch(filePath, "/", undefined, initialContents);
     if(res) {
-      var tokens = res;
-      var keys = Object.keys(tokens);
+      const tokens = res;
+      const keys = Object.keys(tokens);
 
-      var convertKey = this.getConvertKeyMethod(this.camelCase);
+      const convertKey = this.getConvertKeyMethod(this.camelCase);
 
-      var result = keys
+      const result = keys
         .map(k => convertKey(k))
         .map(k => 'readonly "' + k + '": string;')
 
-      var content = new DtsContent({
+      const content = new DtsContent({
         dropExtension: this.dropExtension,
         rootDir: this.rootDir,
         searchDir: this.searchDir,

src/FileSystemLoader.ts

@@ -30,11 +30,11 @@ export default class FileSystemLoader {
   }
 
   public async fetch(_newPath: string, relativeTo: string, _trace?: string, initialContents?: string): Promise<Core.ExportTokens> {
-    let newPath = _newPath.replace(/^["']|["']$/g, "");
-    let trace = _trace || String.fromCharCode(this.importNr++);
+    const newPath = _newPath.replace(/^["']|["']$/g, "");
+    const trace = _trace || String.fromCharCode(this.importNr++);
 
-    let relativeDir = path.dirname(relativeTo);
-    let rootRelativePath = path.resolve(relativeDir, newPath);
+    const relativeDir = path.dirname(relativeTo);
+    const rootRelativePath = path.resolve(relativeDir, newPath);
     let fileRelativePath = path.resolve(path.join(this.root, relativeDir), newPath);
 
     // if the path is not relative or absolute, try to resolve it in node_modules

src/cli.ts

@@ -8,7 +8,7 @@ import chalk from 'chalk';
 import {DtsCreator} from './DtsCreator';
 import {DtsContent} from "./DtsContent";
 
-let yarg = yargs.usage('Create .css.d.ts from CSS modules *.css files.\nUsage: $0 [options] <input directory>')
+const yarg = yargs.usage('Create .css.d.ts from CSS modules *.css files.\nUsage: $0 [options] <input directory>')
   .example('$0 src/styles', '')
   .example('$0 src -o dist', '')
   .example('$0 -p styles/**/*.icss -w', '')
@@ -22,7 +22,7 @@ let yarg = yargs.usage('Create .css.d.ts from CSS modules *.css files.\nUsage: $
   .alias('s', 'silent').describe('s', 'Silent output. Do not show "files written" messages').boolean('s')
   .alias('h', 'help').help('h')
   .version(() => require('../package.json').version);
-let argv = yarg.argv;
+const argv = yarg.argv;
 let creator: DtsCreator;
 
 async function writeFile(f: string): Promise<void> {
@@ -39,8 +39,9 @@ async function writeFile(f: string): Promise<void> {
   }
 };
 
-let main = () => {
-  let rootDir, searchDir;
+function main() {
+  let rootDir: string;
+  let searchDir: string;
   if(argv.h) {
     yarg.showHelp();
     return;
@@ -54,7 +55,7 @@ let main = () => {
     yarg.showHelp();
     return;
   }
-  let filesPattern = path.join(searchDir, argv.p || '**/*.css');
+  const filesPattern = path.join(searchDir, argv.p || '**/*.css');
   rootDir = process.cwd();
   creator = new DtsCreator({
     rootDir,
@@ -76,7 +77,7 @@ let main = () => {
   } else {
     console.log('Watch ' + filesPattern + '...');
 
-    var watcher = chokidar.watch([filesPattern.replace(/\\/g, "/")]);
+    const watcher = chokidar.watch([filesPattern.replace(/\\/g, "/")]);
     watcher.on('add', writeFile);
     watcher.on('change', writeFile);
   }