refactor(utils): refactor code to use async await

Author: armano2

@packages/utils/pkg-check.js

@@ -62,7 +62,7 @@ const cli = yargs
 	.help()
 	.version();
 
-function main(flags) {
+async function main(flags) {
 	if (!Proxy) {
 		console
 			.warn('Skipping pkg-check, detected missing Proxy support')
@@ -73,59 +73,53 @@ function main(flags) {
 	const skipImport =
 		typeof flags.skipImport === 'boolean' ? flags.skipImport : false;
 
-	return readPkg({cwd}).then(pkg => {
-		return getTarballFiles(cwd, {write: !skipImport}).then(tarball => {
-			return getPackageFiles(cwd).then(pkgFiles => {
-				let problems = [];
-
-				if (!flags.skipBin) {
-					problems = problems.concat(
-						pkgFiles.bin
-							.filter(binFile => tarball.files.indexOf(binFile) === -1)
-							.map(binFile => ({
-								type: 'bin',
-								file: binFile,
-								message: `Required bin file ${binFile} not found for ${
-									pkg.name
-								}`
-							}))
-					);
-				}
-
-				if (!flags.skipMain && tarball.files.indexOf(pkgFiles.main) === -1) {
-					problems.push({
-						type: 'main',
-						file: pkgFiles.main,
-						message: `Required main file ${pkgFiles.main} not found for ${
-							pkg.name
-						}`
-					});
-				}
-
-				if (!flags.skipImport && !flags.skipMain) {
-					const importable = fileImportable(
-						path.join(tarball.dirname, pkgFiles.main)
-					);
-					if (!importable[1]) {
-						problems.push({
-							type: 'import',
-							file: pkgFiles.main,
-							message: `Error while importing ${pkgFiles.main}: ${
-								importable[0].message
-							}`
-						});
-					}
-				}
-
-				return {
-					pkg: pkg,
-					pkgFiles: pkgFiles,
-					files: tarball.files,
-					problems: problems
-				};
-			});
+	const pkg = await readPkg({cwd});
+	const tarball = await getTarballFiles(cwd, {write: !skipImport});
+	const pkgFiles = await getPackageFiles(cwd);
+
+	let problems = [];
+
+	if (!flags.skipBin) {
+		problems = problems.concat(
+			pkgFiles.bin
+				.filter(binFile => tarball.files.indexOf(binFile) === -1)
+				.map(binFile => ({
+					type: 'bin',
+					file: binFile,
+					message: `Required bin file ${binFile} not found for ${pkg.name}`
+				}))
+		);
+	}
+
+	if (!flags.skipMain && tarball.files.indexOf(pkgFiles.main) === -1) {
+		problems.push({
+			type: 'main',
+			file: pkgFiles.main,
+			message: `Required main file ${pkgFiles.main} not found for ${pkg.name}`
 		});
-	});
+	}
+
+	if (!flags.skipImport && !flags.skipMain) {
+		const importable = fileImportable(
+			path.join(tarball.dirname, pkgFiles.main)
+		);
+		if (!importable[1]) {
+			problems.push({
+				type: 'import',
+				file: pkgFiles.main,
+				message: `Error while importing ${pkgFiles.main}: ${
+					importable[0].message
+				}`
+			});
+		}
+	}
+
+	return {
+		pkg: pkg,
+		pkgFiles: pkgFiles,
+		files: tarball.files,
+		problems: problems
+	};
 }
 
 main(cli.argv)