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Issue 18854007: Binary assets and more unit tests for Asset. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Revise a bit. Created 7 years, 5 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file.
4
5 library barback.utils;
6
7 /// Converts a number in the range [0-255] to a two digit hex string.
8 ///
9 /// For example, given `255`, returns `ff`.
10 String byteToHex(int byte) {
11 assert(byte >= 0 && byte < 255);
12
13 const DIGITS = "0123456789abcdef";
14 return DIGITS[(byte ~/ 16) % 16] + DIGITS[byte % 16];
15 }
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