#565: implement nsASCIIMask from M1358297

xpcom/string/nsASCIIMask.cpp

@@ -0,0 +1,55 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsASCIIMask.h"
+
+namespace mozilla {
+
+constexpr bool TestWhitespace(char c)
+{
+  return c == '\f' || c == '\t' || c == '\r' || c == '\n' || c == ' ';
+}
+constexpr ASCIIMaskArray sWhitespaceMask = CreateASCIIMask(TestWhitespace);
+
+constexpr bool TestCRLF(char c)
+{
+  return c == '\r' || c == '\n';
+}
+constexpr ASCIIMaskArray sCRLFMask = CreateASCIIMask(TestCRLF);
+
+constexpr bool TestCRLFTab(char c)
+{
+  return c == '\r' || c == '\n' || c == '\t';
+}
+constexpr ASCIIMaskArray sCRLFTabMask = CreateASCIIMask(TestCRLFTab);
+
+constexpr bool TestZeroToNine(char c)
+{
+  return c == '0' || c == '1' || c == '2' || c == '3' || c == '4' ||
+         c == '5' || c == '6' || c == '7' || c == '8' || c == '9';
+}
+constexpr ASCIIMaskArray sZeroToNineMask = CreateASCIIMask(TestZeroToNine);
+
+const ASCIIMaskArray& ASCIIMask::MaskWhitespace()
+{
+  return sWhitespaceMask;
+}
+
+const ASCIIMaskArray& ASCIIMask::MaskCRLF()
+{
+  return sCRLFMask;
+}
+
+const ASCIIMaskArray& ASCIIMask::MaskCRLFTab()
+{
+  return sCRLFTabMask;
+}
+
+const ASCIIMaskArray& ASCIIMask::Mask0to9()
+{
+  return sZeroToNineMask;
+}
+
+} // namespace mozilla