Merge pull request #45 from ajkl2533/array-fns-2

Add array.prototype codemods

codemods/array.prototype.copywithin/index.js

@@ -0,0 +1,30 @@
+import jscodeshift from 'jscodeshift';
+import { transformArrayMethod } 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: 'array.prototype.copywithin',
+		transform: ({ file }) => {
+			const j = jscodeshift;
+			const root = j(file.source);
+
+			const dirty = transformArrayMethod(
+				'array.prototype.copywithin',
+				'copyWithin',
+				root,
+				j,
+			);
+
+			return dirty ? root.toSource(options) : file.source;
+		},
+	};
+}

codemods/array.prototype.findIndex/index.js → codemods/array.prototype.findindex/index.js

@@ -12,13 +12,13 @@ import { transformArrayMethod } from '../shared.js';
  */
 export default function (options) {
 	return {
-		name: 'array.prototype.findIndex',
+		name: 'array.prototype.findindex',
 		transform: ({ file }) => {
 			const j = jscodeshift;
 			const root = j(file.source);
 
 			const dirty = transformArrayMethod(
-				'array.prototype.findIndex',
+				'array.prototype.findindex',
 				'findIndex',
 				root,
 				j,

codemods/array.prototype.flatMap/index.js → codemods/array.prototype.flatmap/index.js

@@ -12,13 +12,13 @@ import { transformArrayMethod } from '../shared.js';
  */
 export default function (options) {
 	return {
-		name: 'array.prototype.flatMap',
+		name: 'array.prototype.flatmap',
 		transform: ({ file }) => {
 			const j = jscodeshift;
 			const root = j(file.source);
 
 			const dirty = transformArrayMethod(
-				'array.prototype.flatMap',
+				'array.prototype.flatmap',
 				'flatMap',
 				root,
 				j,

codemods/array.prototype.forEach/index.js → codemods/array.prototype.foreach/index.js

@@ -12,13 +12,13 @@ import { transformArrayMethod } from '../shared.js';
  */
 export default function (options) {
 	return {
-		name: 'array.prototype.forEach',
+		name: 'array.prototype.foreach',
 		transform: ({ file }) => {
 			const j = jscodeshift;
 			const root = j(file.source);
 
 			const dirty = transformArrayMethod(
-				'array.prototype.forEach',
+				'array.prototype.foreach',
 				'forEach',
 				root,
 				j,

codemods/array.prototype.lastindexof/index.js

@@ -0,0 +1,30 @@
+import jscodeshift from 'jscodeshift';
+import { transformArrayMethod } 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: 'array.prototype.lastindexof',
+		transform: ({ file }) => {
+			const j = jscodeshift;
+			const root = j(file.source);
+
+			const dirty = transformArrayMethod(
+				'array.prototype.lastindexof',
+				'lastIndexOf',
+				root,
+				j,
+			);
+
+			return dirty ? root.toSource(options) : file.source;
+		},
+	};
+}

test/fixtures/array.prototype.copywithin/case-1/after.js

@@ -0,0 +1,5 @@
+var assert = require('assert');
+
+var arr = [1, 2, 3, 4, 5];
+assert.deepEqual(arr.copyWithin(0, 3), [4, 5, 3, 4, 5]);
+assert.deepEqual(arr, [4, 5, 3, 4, 5]);

test/fixtures/array.prototype.copywithin/case-1/before.js

@@ -0,0 +1,6 @@
+var copyWithin = require('array.prototype.copywithin');
+var assert = require('assert');
+
+var arr = [1, 2, 3, 4, 5];
+assert.deepEqual(copyWithin(arr, 0, 3), [4, 5, 3, 4, 5]);
+assert.deepEqual(arr, [4, 5, 3, 4, 5]);

test/fixtures/array.prototype.copywithin/case-1/result.js

@@ -0,0 +1,5 @@
+var assert = require('assert');
+
+var arr = [1, 2, 3, 4, 5];
+assert.deepEqual(arr.copyWithin(0, 3), [4, 5, 3, 4, 5]);
+assert.deepEqual(arr, [4, 5, 3, 4, 5]);

test/fixtures/array.prototype.copywithin/case-2/after.js

@@ -0,0 +1,5 @@
+var assert = require('assert');
+
+var arr = [1, 2, 3, 4, 5];
+assert.deepEqual(arr.copyWithin(0, 3), [4, 5, 3, 4, 5]);
+assert.deepEqual(arr, [4, 5, 3, 4, 5]);

test/fixtures/array.prototype.copywithin/case-2/before.js

@@ -0,0 +1,6 @@
+import banana from 'array.prototype.copywithin';
+var assert = require('assert');
+
+var arr = [1, 2, 3, 4, 5];
+assert.deepEqual(banana(arr, 0, 3), [4, 5, 3, 4, 5]);
+assert.deepEqual(arr, [4, 5, 3, 4, 5]);

test/fixtures/array.prototype.copywithin/case-2/result.js

@@ -0,0 +1,5 @@
+var assert = require('assert');
+
+var arr = [1, 2, 3, 4, 5];
+assert.deepEqual(arr.copyWithin(0, 3), [4, 5, 3, 4, 5]);
+assert.deepEqual(arr, [4, 5, 3, 4, 5]);

test/fixtures/array.prototype.findIndex/case-1/before.js → test/fixtures/array.prototype.findindex/case-1/before.js

@@ -1,4 +1,4 @@
-var findIndex = require('array.prototype.findIndex');
+var findIndex = require('array.prototype.findindex');
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.findIndex/case-2/before.js → test/fixtures/array.prototype.findindex/case-2/before.js

@@ -1,4 +1,4 @@
-import findIndex from 'array.prototype.findIndex';
+import findIndex from 'array.prototype.findindex';
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.findIndex/case-3/before.js → test/fixtures/array.prototype.findindex/case-3/before.js

@@ -1,4 +1,4 @@
-var banana = require('array.prototype.findIndex');
+var banana = require('array.prototype.findindex');
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.findIndex/case-4/before.js → test/fixtures/array.prototype.findindex/case-4/before.js

@@ -1,4 +1,4 @@
-import banana from 'array.prototype.findIndex';
+import banana from 'array.prototype.findindex';
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.flatMap/case-1/before.js → test/fixtures/array.prototype.flatmap/case-1/before.js

@@ -1,4 +1,4 @@
-var flatMap = require('array.prototype.flatMap');
+var flatMap = require('array.prototype.flatmap');
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.flatMap/case-2/before.js → test/fixtures/array.prototype.flatmap/case-2/before.js

@@ -1,4 +1,4 @@
-import flatMap from 'array.prototype.flatMap';
+import flatMap from 'array.prototype.flatmap';
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.forEach/case-3/before.js → test/fixtures/array.prototype.flatmap/case-3/before.js

@@ -1,4 +1,4 @@
-var banana = require('array.prototype.forEach');
+var banana = require('array.prototype.flatmap');
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.flatMap/case-4/before.js → test/fixtures/array.prototype.flatmap/case-4/before.js

@@ -1,4 +1,4 @@
-import banana from 'array.prototype.flatMap';
+import banana from 'array.prototype.flatmap';
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.forEach/case-1/before.js → test/fixtures/array.prototype.foreach/case-1/before.js

@@ -1,4 +1,4 @@
-var forEach = require('array.prototype.forEach');
+var forEach = require('array.prototype.foreach');
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.forEach/case-2/before.js → test/fixtures/array.prototype.foreach/case-2/before.js

@@ -1,4 +1,4 @@
-import forEach from 'array.prototype.forEach';
+import forEach from 'array.prototype.foreach';
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.flatMap/case-3/before.js → test/fixtures/array.prototype.foreach/case-3/before.js

@@ -1,4 +1,4 @@
-var banana = require('array.prototype.flatMap');
+var banana = require('array.prototype.foreach');
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.forEach/case-4/before.js → test/fixtures/array.prototype.foreach/case-4/before.js

@@ -1,4 +1,4 @@
-import banana from 'array.prototype.forEach';
+import banana from 'array.prototype.foreach';
 var assert = require('assert');
 
 assert.deepEqual(

test/fixtures/array.prototype.lastindexof/case-1/after.js

@@ -0,0 +1,6 @@
+var assert = require('assert');
+
+assert.equal([1, 2, 3].lastIndexOf(2), 1);
+assert.equal([1, 0, 1].lastIndexOf(1), 2);
+assert.equal([1, 2, 3].lastIndexOf(4), -1);
+assert.equal([NaN].lastIndexOf(NaN), -1);

test/fixtures/array.prototype.lastindexof/case-1/before.js

@@ -0,0 +1,7 @@
+var lastIndexOf = require('array.prototype.lastindexof');
+var assert = require('assert');
+
+assert.equal(lastIndexOf([1, 2, 3], 2), 1);
+assert.equal(lastIndexOf([1, 0, 1], 1), 2);
+assert.equal(lastIndexOf([1, 2, 3], 4), -1);
+assert.equal(lastIndexOf([NaN], NaN), -1);

test/fixtures/array.prototype.lastindexof/case-1/result.js

@@ -0,0 +1,6 @@
+var assert = require('assert');
+
+assert.equal([1, 2, 3].lastIndexOf(2), 1);
+assert.equal([1, 0, 1].lastIndexOf(1), 2);
+assert.equal([1, 2, 3].lastIndexOf(4), -1);
+assert.equal([NaN].lastIndexOf(NaN), -1);

test/fixtures/array.prototype.lastindexof/case-2/after.js

@@ -0,0 +1,6 @@
+var assert = require('assert');
+
+assert.equal([1, 2, 3].lastIndexOf(2), 1);
+assert.equal([1, 0, 1].lastIndexOf(1), 2);
+assert.equal([1, 2, 3].lastIndexOf(4), -1);
+assert.equal([NaN].lastIndexOf(NaN), -1);

test/fixtures/array.prototype.lastindexof/case-2/before.js

@@ -0,0 +1,7 @@
+import banana from 'array.prototype.lastindexof';
+var assert = require('assert');
+
+assert.equal(banana([1, 2, 3], 2), 1);
+assert.equal(banana([1, 0, 1], 1), 2);
+assert.equal(banana([1, 2, 3], 4), -1);
+assert.equal(banana([NaN], NaN), -1);

test/fixtures/array.prototype.lastindexof/case-2/result.js

@@ -0,0 +1,6 @@
+var assert = require('assert');
+
+assert.equal([1, 2, 3].lastIndexOf(2), 1);
+assert.equal([1, 0, 1].lastIndexOf(1), 2);
+assert.equal([1, 2, 3].lastIndexOf(4), -1);
+assert.equal([NaN].lastIndexOf(NaN), -1);

test/fixtures/date/case-1/result.js

@@ -1 +1,21 @@
-// This file will contain the actual result of the codemod transformation after running the tests, this is expected to be equal to the `after.js` file. This file exists for easy debugging purposes.
+var assert = require('assert');
+
+assert.deepEqual(Date, [
+  'Date',
+  'Date.prototype.getFullYear',
+  'Date.prototype.getMonth',
+  'Date.prototype.getDate',
+  'Date.prototype.getUTCDate',
+  'Date.prototype.getUTCFullYear',
+  'Date.prototype.getUTCMonth',
+  'Date.prototype.toUTCString',
+  'Date.prototype.toDateString',
+  'Date.prototype.toString',
+  'Date.prototype.toISOString',
+  'Date.prototype.toJSON',
+  'Date.now',
+  'Date.parse',
+]);
+
+assert.ok(new Date() instanceof Date);
+assert.equal(typeof Date.now(), 'number');