feat: add pad-left

codemods/index.js

@@ -148,6 +148,8 @@ import errorCause from './error-cause/index.js';
 
 import leftPad from './left-pad/index.js';
 
+import padLeft from './pad-left/index.js';
+
 export const codemods = {
 	'is-whitespace': isWhitespace,
 	'is-array-buffer': isArrayBuffer,
@@ -224,4 +226,5 @@ export const codemods = {
 	'last-index-of': lastIndexOf,
 	'error-cause': errorCause,
 	'left-pad': leftPad,
+	'pad-left': padLeft,
 };

codemods/pad-left/index.js

@@ -0,0 +1,49 @@
+import jscodeshift from 'jscodeshift';
+import { removeImport } from '../shared.js';
+
+/**
+ * @typedef {import('../../types.js').Codemod} Codemod
+ * @typedef {import('../../types.js').CodemodOptions} CodemodOptions
+ */
+
+/**
+ * @param {CodemodOptions} [options]
+ * @returns {Codemod}
+ */
+export default function (options) {
+	return {
+		name: 'pad-left',
+		transform: ({ file }) => {
+			const j = jscodeshift;
+			const root = j(file.source);
+
+			const { identifier } = removeImport('pad-left', root, j);
+			root
+				.find(j.CallExpression, {
+					callee: {
+						type: 'Identifier',
+						name: identifier,
+					},
+				})
+				.replaceWith(({ node }) => {
+					const [stringArg, ...otherArgs] = node.arguments;
+					return j.callExpression(
+						j.memberExpression(
+							j.callExpression(
+								j.memberExpression(
+									// @ts-ignore
+									j.parenthesizedExpression(stringArg),
+									j.identifier('toString'),
+								),
+								[],
+							),
+							j.identifier('padStart'),
+						),
+						[...otherArgs],
+					);
+				});
+
+			return root.toSource(options);
+		},
+	};
+}

test/fixtures/pad-left/case-1/after.js

@@ -0,0 +1,9 @@
+var assert = require("assert");
+
+assert.equal(("foo").toString().padStart(5), "foo  ");
+
+assert.equal(("foobar").toString().padStart(6), "foobar");
+
+assert.equal((1).toString().padStart(2, "0"), "01");
+
+assert.equal((17).toString().padStart(5, 0), "00017");

test/fixtures/pad-left/case-1/before.js

@@ -0,0 +1,10 @@
+var leftPad = require("pad-left");
+var assert = require("assert");
+
+assert.equal(leftPad("foo", 5), "foo  ");
+
+assert.equal(leftPad("foobar", 6), "foobar");
+
+assert.equal(leftPad(1, 2, "0"), "01");
+
+assert.equal(leftPad(17, 5, 0), "00017");

test/fixtures/pad-left/case-1/result.js

@@ -0,0 +1,9 @@
+var assert = require("assert");
+
+assert.equal(("foo").toString().padStart(5), "foo  ");
+
+assert.equal(("foobar").toString().padStart(6), "foobar");
+
+assert.equal((1).toString().padStart(2, "0"), "01");
+
+assert.equal((17).toString().padStart(5, 0), "00017");