Merge branch 'main' into feat/flip

CHANGELOG.md

@@ -1,5 +1,18 @@
 # es-toolkit Changelog
 
+## Version v1.21.0
+
+Released on September 25th, 2024.
+
+- Added support for [constantCase](https://es-toolkit.slash.page/reference/string/constantCase.html) and [isError](https://es-toolkit.slash.page/reference/predicate/isError.html).
+- Added compatibility functions for [pad](https://es-toolkit.slash.page/reference/compat/string/pad.html), [padStart](https://es-toolkit.slash.page/reference/compat/string/padStart.html), [padEnd](https://es-toolkit.slash.page/reference/compat/string/padEnd.html), [defer](https://es-toolkit.slash.page/reference/compat/function/defer.html), [isFinite](https://es-toolkit.slash.page/reference/compat/predicate/isFinite.html), [toNumber](https://es-toolkit.slash.page/reference/compat/math/toNumber.html), [toFinite](https://es-toolkit.slash.page/reference/compat/math/toFinite.html), and [toInteger](https://es-toolkit.slash.page/reference/compat/math/toInteger.html).
+- Improved performance for [flatten](https://es-toolkit.slash.page/reference/array/flatten.html), [isNumber](https://es-toolkit.slash.page/reference/predicate/isNumber.html), [isString](https://es-toolkit.slash.page/reference/predicate/isString.html), [isSymbol](https://es-toolkit.slash.page/reference/predicate/isSymbol.html), [isRegExp](https://es-toolkit.slash.page/reference/predicate/isRegExp.html), and [isBoolean](https://es-toolkit.slash.page/reference/predicate/isBoolean.html).
+- Fixed [compact](https://es-toolkit.slash.page/reference/array/compact.html) to correctly exclude `0n` as a falsey value.
+- Fixed [pick](https://es-toolkit.slash.page/reference/object/pick.html) to not pick nonexistent keys from the original object.
+- Fixed [omit](https://es-toolkit.slash.page/reference/object/omit.html) to accept readonly arrays.
+
+This version includes contributions from @hyesungoh, @D-Sketon, @mass2527, @gweesin, @VVSOGI, @coding-honey, @seonghun0828, and @jsparkdev. Thank you for your valuable contributions!
+
 ## Version v1.20.0
 
 Released on September 20th, 2024.

benchmarks/performance/pick.bench.ts

@@ -1,7 +1,11 @@
 import { bench, describe } from 'vitest';
-import { pick as pickToolkit } from 'es-toolkit';
-import { pick as pickCompatToolkit } from 'es-toolkit/compat';
-import { pick as pickLodash } from 'lodash';
+import { pick as pickToolkit_ } from 'es-toolkit';
+import { pick as pickCompatToolkit_ } from 'es-toolkit/compat';
+import { pick as pickLodash_ } from 'lodash';
+
+const pickToolkit = pickToolkit_;
+const pickCompatToolkit = pickCompatToolkit_;
+const pickLodash = pickLodash_;
 
 describe('pick', () => {
   bench('es-toolkit/pick', () => {

docs/ja/reference/string/camelCase.md

@@ -27,4 +27,5 @@ camelCase('camelCase'); // 'camelCase' を返します
 camelCase('some whitespace'); // 'someWhitespace' を返します
 camelCase('hyphen-text'); // 'hyphenText' を返します
 camelCase('HTTPRequest'); // 'httpRequest' を返します
+camelCase('Keep unicode 😅') // 'keepUnicode😅' を返します
 ```

docs/ko/reference/string/camelCase.md

@@ -27,4 +27,5 @@ camelCase('camelCase'); // returns 'camelCase'
 camelCase('some whitespace'); // returns 'someWhitespace'
 camelCase('hyphen-text'); // returns 'hyphenText'
 camelCase('HTTPRequest'); // returns 'httpRequest'
+camelCase('Keep unicode 😅') // returns 'keepUnicode😅'
 ```

docs/reference/string/camelCase.md

@@ -27,4 +27,5 @@ camelCase('camelCase'); // returns 'camelCase'
 camelCase('some whitespace'); // returns 'someWhitespace'
 camelCase('hyphen-text'); // returns 'hyphenText'
 camelCase('HTTPRequest'); // returns 'httpRequest'
+camelCase('Keep unicode 😅') // returns 'keepUnicode😅'
 ```

docs/zh_hans/reference/string/camelCase.md

@@ -27,4 +27,5 @@ camelCase('camelCase'); // 返回 'camelCase'
 camelCase('some whitespace'); // 返回 'someWhitespace'
 camelCase('hyphen-text'); // 返回 'hyphenText'
 camelCase('HTTPRequest'); // 返回 'httpRequest'
+camelCase('Keep unicode 😅') // 返回 'keepUnicode😅'
 ```

jsr.json

@@ -1,6 +1,6 @@
 {
   "name": "@es-toolkit/es-toolkit",
-  "version": "1.20.0",
+  "version": "1.21.0",
   "exports": {
     ".": "./src/index.ts",
     "./compat": "./src/compat/index.ts"

package.json

@@ -1,7 +1,7 @@
 {
   "name": "es-toolkit",
   "description": "A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.",
-  "version": "1.20.0",
+  "version": "1.21.0",
   "homepage": "https://es-toolkit.slash.page",
   "bugs": "https://github.com/toss/es-toolkit/issues",
   "repository": {

src/object/pick.spec.ts

@@ -25,4 +25,11 @@ describe('pick', () => {
     const result = pick(object, ['a', 'b', 'c']);
     expect(result).toEqual({ a: 1, b: { nested: 'pick' }, c: 3 });
   });
+
+  it('should not pick from nonexistent keys', () => {
+    const obj: { a?: unknown } = {};
+    const result = pick(obj, ['a']);
+
+    expect(Reflect.ownKeys(result)).toEqual([]);
+  })
 });

src/object/pick.ts

@@ -20,7 +20,10 @@ export function pick<T extends Record<string, any>, K extends keyof T>(obj: T, k
 
   for (let i = 0; i < keys.length; i++) {
     const key = keys[i];
-    result[key] = obj[key];
+
+    if (Object.prototype.hasOwnProperty.call(obj, key)) {
+      result[key] = obj[key];
+    }
   }
 
   return result;

src/string/_internal/getWords.spec.ts

@@ -63,4 +63,8 @@ describe('caseSplitPattern', () => {
   it('should work with numbers', () => {
     expect(getWords('foo2bar')).toEqual(['foo', '2', 'bar']);
   });
+
+  it('should match emojis', () => {
+    expect(getWords('camelCaseHTTPRequest🚀')).toEqual(['camel', 'Case', 'HTTP', 'Request', '🚀']);
+  });
 });

src/string/_internal/getWords.ts

@@ -1,20 +1,22 @@
 /**
  * Regular expression pattern to split strings into words for various case conversions
  *
- * This pattern matches sequences of characters in a string, considering the following case:
+ * This pattern matches sequences of characters in a string, considering the following cases:
  * - Sequences of two or more uppercase letters followed by an uppercase letter and lowercase letters or digits (for acronyms)
  * - Sequences of one uppercase letter optionally followed by lowercase letters and digits
  * - Single uppercase letters
- * - Sequences of digis
+ * - Sequences of digits
+ * - Emojis and other Unicode characters
  *
  * The resulting match can be used to convert camelCase, snake_case, kebab-case, and other mixed formats into
- * a consistent format like snake case.
+ * a consistent format like snake case. It also supports emojis and other Unicode characters.
  *
  * @example
- * const matches = 'camelCaseHTTPRequest'.match(CASE_SPLIT_PATTERN);
- * // matches: ['camel', 'Case', 'HTTP', 'Request']
+ * const matches = 'camelCaseHTTPRequest🚀'.match(CASE_SPLIT_PATTERN);
+ * // matches: ['camel', 'Case', 'HTTP', 'Request', '🚀']
  */
-const CASE_SPLIT_PATTERN = /[A-Z]?[a-z]+|[0-9]+|[A-Z]+(?![a-z])/g;
+const CASE_SPLIT_PATTERN =
+  /[A-Z]?[a-z]+|[0-9]+|[A-Z]+(?![a-z])|\p{Emoji_Presentation}|\p{Extended_Pictographic}|\p{L}+/gu;
 
 export function getWords(str: string): string[] {
   return Array.from(str.match(CASE_SPLIT_PATTERN) ?? []);

src/string/camelCase.spec.ts

@@ -33,4 +33,8 @@ describe('camelCase', () => {
   it('should work with screaming camel case', () => {
     expect(camelCase('FOO_BAR')).toEqual('fooBar');
   });
+
+  it('should support emojis', () => {
+    expect(camelCase('Keep unicode 😅')).toEqual('keepUnicode😅');
+  });
 });

src/string/camelCase.ts

@@ -15,8 +15,8 @@ import { getWords } from './_internal/getWords.ts';
  * const convertedStr2 = camelCase('some whitespace') // returns 'someWhitespace'
  * const convertedStr3 = camelCase('hyphen-text') // returns 'hyphenText'
  * const convertedStr4 = camelCase('HTTPRequest') // returns 'httpRequest'
+ * const convertedStr5 = camelCase('Keep unicode 😅') // returns 'keepUnicode😅'
  */
-
 export function camelCase(str: string): string {
   const words = getWords(str);