utf-8-validate
Advanced tools
Comparing version 5.0.4 to 5.0.5
@@ -12,8 +12,8 @@ 'use strict'; | ||
*/ | ||
const isValidUTF8 = (buf) => { | ||
var len = buf.length; | ||
var i = 0; | ||
function isValidUTF8(buf) { | ||
const len = buf.length; | ||
let i = 0; | ||
while (i < len) { | ||
if (buf[i] < 0x80) { // 0xxxxxxx | ||
if ((buf[i] & 0x80) === 0x00) { // 0xxxxxxx | ||
i++; | ||
@@ -27,5 +27,5 @@ } else if ((buf[i] & 0xe0) === 0xc0) { // 110xxxxx 10xxxxxx | ||
return false; | ||
} else { | ||
i += 2; | ||
} | ||
i += 2; | ||
} else if ((buf[i] & 0xf0) === 0xe0) { // 1110xxxx 10xxxxxx 10xxxxxx | ||
@@ -37,8 +37,8 @@ if ( | ||
buf[i] === 0xe0 && (buf[i + 1] & 0xe0) === 0x80 || // overlong | ||
buf[i] === 0xed && (buf[i + 1] & 0xe0) === 0xa0 // surrogate (U+D800 - U+DFFF) | ||
buf[i] === 0xed && (buf[i + 1] & 0xe0) === 0xa0 // surrogate (U+D800 - U+DFFF) | ||
) { | ||
return false; | ||
} else { | ||
i += 3; | ||
} | ||
i += 3; | ||
} else if ((buf[i] & 0xf8) === 0xf0) { // 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx | ||
@@ -54,5 +54,5 @@ if ( | ||
return false; | ||
} else { | ||
i += 4; | ||
} | ||
i += 4; | ||
} else { | ||
@@ -64,4 +64,4 @@ return false; | ||
return true; | ||
}; | ||
} | ||
module.exports = isValidUTF8; |
{ | ||
"name": "utf-8-validate", | ||
"version": "5.0.4", | ||
"version": "5.0.5", | ||
"description": "Check if a buffer contains valid UTF-8", | ||
@@ -9,3 +9,4 @@ "main": "index.js", | ||
"prebuild": "prebuildify --napi --strip", | ||
"prebuild-linux-arm": "prebuildify-cross -i linux-armv6 -i linux-armv7 --napi --strip", | ||
"prebuild-ia32": "prebuildify --arch=ia32 --napi --strip", | ||
"prebuild-linux-arm": "prebuildify-cross -i linux-armv6 -i linux-armv7 -i linux-arm64 --napi --strip", | ||
"test": "mocha" | ||
@@ -12,0 +13,0 @@ }, |
# utf-8-validate | ||
[![Version npm](https://img.shields.io/npm/v/utf-8-validate.svg)](https://www.npmjs.com/package/utf-8-validate) | ||
[![Build Status](https://travis-ci.com/websockets/utf-8-validate.svg?branch=master)](https://travis-ci.com/websockets/utf-8-validate) | ||
[![Windows Build](https://ci.appveyor.com/api/projects/status/github/websockets/utf-8-validate?branch=master&svg=true)](https://ci.appveyor.com/project/lpinca/utf-8-validate) | ||
[![Build Status](https://img.shields.io/github/workflow/status/websockets/utf-8-validate/CI/master?label=build)](https://github.com/websockets/utf-8-validate/actions?query=workflow%3ACI+branch%3Amaster) | ||
[![Windows x86 Build](https://ci.appveyor.com/api/projects/status/github/websockets/utf-8-validate?branch=master&svg=true)](https://ci.appveyor.com/project/lpinca/utf-8-validate) | ||
@@ -7,0 +7,0 @@ Check if a buffer contains valid UTF-8 encoded text. |
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