camelcase - npm Package Compare versions

Comparing version 6.2.1 to 6.3.0

index.d.ts

@@ -20,2 +20,4 @@ declare namespace camelcase {
 
+		Setting `locale: false` ignores the platform locale and uses the [Unicode Default Case Conversion](https://unicode-org.github.io/icu/userguide/transforms/casemappings.html#simple-single-character-case-mapping) algorithm.
+
 		Default: The host environment’s current locale.
@@ -37,3 +39,3 @@
 		*/
-		readonly locale?: string | readonly string[];
+		readonly locale?: false | string | readonly string[];
 	}
@@ -40,0 +42,0 @@ }

index.js

@@ -13,3 +13,3 @@ 'use strict';
 
-const preserveCamelCase = (string, locale) => {
+const preserveCamelCase = (string, toLowerCase, toUpperCase) => {
 	let isLastCharLower = false;
@@ -34,5 +34,5 @@ let isLastCharUpper = false;
 		} else {
-			isLastCharLower = character.toLocaleLowerCase(locale) === character && character.toLocaleUpperCase(locale) !== character;
+			isLastCharLower = toLowerCase(character) === character && toUpperCase(character) !== character;
 			isLastLastCharUpper = isLastCharUpper;
-			isLastCharUpper = character.toLocaleUpperCase(locale) === character && character.toLocaleLowerCase(locale) !== character;
+			isLastCharUpper = toUpperCase(character) === character && toLowerCase(character) !== character;
 		}
@@ -44,14 +44,14 @@ }
 
-const preserveConsecutiveUppercase = input => {
+const preserveConsecutiveUppercase = (input, toLowerCase) => {
 	LEADING_CAPITAL.lastIndex = 0;
 
-	return input.replace(LEADING_CAPITAL, m1 => m1.toLowerCase());
+	return input.replace(LEADING_CAPITAL, m1 => toLowerCase(m1));
 };
 
-const postProcess = (input, options) => {
+const postProcess = (input, toUpperCase) => {
 	SEPARATORS_AND_IDENTIFIER.lastIndex = 0;
 	NUMBERS_AND_IDENTIFIER.lastIndex = 0;
 
-	return input.replace(SEPARATORS_AND_IDENTIFIER, (_, identifier) => identifier.toLocaleUpperCase(options.locale))
-		.replace(NUMBERS_AND_IDENTIFIER, m => m.toLocaleUpperCase(options.locale));
+	return input.replace(SEPARATORS_AND_IDENTIFIER, (_, identifier) => toUpperCase(identifier))
+		.replace(NUMBERS_AND_IDENTIFIER, m => toUpperCase(m));
 };
@@ -82,10 +82,17 @@
 
+	const toLowerCase = options.locale === false ?
+		string => string.toLowerCase() :
+		string => string.toLocaleLowerCase(options.locale);
+	const toUpperCase = options.locale === false ?
+		string => string.toUpperCase() :
+		string => string.toLocaleUpperCase(options.locale);
+
 	if (input.length === 1) {
-		return options.pascalCase ? input.toLocaleUpperCase(options.locale) : input.toLocaleLowerCase(options.locale);
+		return options.pascalCase ? toUpperCase(input) : toLowerCase(input);
 	}
 
-	const hasUpperCase = input !== input.toLocaleLowerCase(options.locale);
+	const hasUpperCase = input !== toLowerCase(input);
 
 	if (hasUpperCase) {
-		input = preserveCamelCase(input, options.locale);
+		input = preserveCamelCase(input, toLowerCase, toUpperCase);
 	}
@@ -96,12 +103,12 @@
 	if (options.preserveConsecutiveUppercase) {
-		input = preserveConsecutiveUppercase(input);
+		input = preserveConsecutiveUppercase(input, toLowerCase);
 	} else {
-		input = input.toLocaleLowerCase();
+		input = toLowerCase(input);
 	}
 
 	if (options.pascalCase) {
-		input = input.charAt(0).toLocaleUpperCase(options.locale) + input.slice(1);
+		input = toUpperCase(input.charAt(0)) + input.slice(1);
 	}
 
-	return postProcess(input, options);
+	return postProcess(input, toUpperCase);
 };
@@ -108,0 +115,0 @@

package.json

 {
 	"name": "camelcase",
-	"version": "6.2.1",
+	"version": "6.3.0",
 	"description": "Convert a dash/dot/underscore/space separated string to camelCase or PascalCase: `foo-bar` → `fooBar`",
@@ -5,0 +5,0 @@ "license": "MIT",

readme.md

@@ -97,3 +97,3 @@ # camelcase
 
-Type: `string | string[]`\
+Type: `false | string | string[]`\
 Default: The host environment’s current locale.
@@ -119,2 +119,16 @@
 
+Setting `locale: false` ignores the platform locale and uses the [Unicode Default Case Conversion](https://unicode-org.github.io/icu/userguide/transforms/casemappings.html#simple-single-character-case-mapping) algorithm:
+
+```js
+const camelCase = require('camelcase');
+
+// On a platform with 'tr-TR'
+
+camelCase('lorem-ipsum');
+//=> 'loremİpsum'
+
+camelCase('lorem-ipsum', {locale: false});
+//=> 'loremIpsum'
+```
+
 ## camelcase for enterprise
@@ -121,0 +135,0 @@

No alert changes

Improved metrics

Total package byte prevSize

11697

increased by7.39%

Lines of code

166

increased by4.4%

Number of lines in readme file

145

increased by10.69%

No dependency changes