floitsch@google.com
8fd6d0aafd
Committed: https://code.google.com/p/dart/source/detail?r=19755 Reverted: http://code.google.com/p/dart/source/detail?r=19756 Review URL: https://codereview.chromium.org//12212016 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@20996 260f80e4-7a28-3924-810f-c04153c831b5
30 lines
921 B
Dart
30 lines
921 B
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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// Test inlining of assignments in parameter passing. If [StringScanner.charAt]
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// is inlined, the argument expresion [: ++byteOffset :] should not be
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// duplicated.
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class StringScanner {
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final String string;
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int byteOffset = -1;
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StringScanner(this.string);
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int nextByte() => charAt(++byteOffset);
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int charAt(index)
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=> (string.length > index) ? string.codeUnitAt(index) : -1;
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}
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void main() {
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var scanner = new StringScanner('az9');
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Expect.equals(0x61, scanner.nextByte()); // Expect a.
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Expect.equals(0x7A, scanner.nextByte()); // Expect z.
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Expect.equals(0x39, scanner.nextByte()); // Expect 9.
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Expect.equals(-1, scanner.nextByte());
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}
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