replace-string - npm Package Compare versions

Comparing version 1.0.0 to 1.1.0

index.js

 'use strict';
-module.exports = (input, needle, replacement) => {
+module.exports = (input, needle, replacement, opts) => {
+	opts = Object.assign({}, opts);
+
 	if (typeof input !== 'string') {
@@ -14,4 +16,8 @@ throw new TypeError(`Expected input to be a string, got ${typeof input}`);
 	let matchCount = 0;
-	let prevIndex = 0;
+	let prevIndex = opts.fromIndex > 0 ? opts.fromIndex : 0;
 
+	if (prevIndex > input.length) {
+		return input;
+	}
+
 	while (true) { // eslint-disable-line no-constant-condition
@@ -28,7 +34,15 @@ const index = input.indexOf(needle, prevIndex);
 
-		ret += input.slice(prevIndex, index) + replaceStr;
+		// Get the initial part of the string on the first iteration
+		const beginSlice = matchCount === 1 ? 0 : prevIndex;
+
+		ret += input.slice(beginSlice, index) + replaceStr;
+
 		prevIndex = index + needle.length;
 	}
 
+	if (matchCount === 0) {
+		return input;
+	}
+
 	return ret + input.slice(prevIndex);
 };

package.json

 {
   "name": "replace-string",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "Replace all substring matches in a string",
@@ -5,0 +5,0 @@ "license": "MIT",

readme.md

@@ -29,3 +29,3 @@ # replace-string [![Build Status](https://travis-ci.org/sindresorhus/replace-string.svg?branch=master)](https://travis-ci.org/sindresorhus/replace-string)
 
-### replaceString(input, needle, replacement)
+### replaceString(input, needle, replacement, [options])
 
@@ -59,3 +59,14 @@ Returns a new string with all `needle` matches replaced with `replacement`.
 
+#### options
 
+Type: `Object`
+
+##### fromIndex
+
+Type: `number`<br>
+Default: `0`
+
+Index at which to start replacing.
+
+
 ## Related
@@ -62,0 +73,0 @@

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Improved metrics

Total package byte prevSize

4590

increased by10.18%

Lines of code

33

increased by37.5%

Number of lines in readme file

78

increased by16.42%

No dependency changes