X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/a253471d7f8e4d91bf6ebabab00155c3b387d3d0..93a3786624b2768d89bfa27e46598dc64e2fb70a:/bytecode/ReduceWhitespace.cpp

diff --git a/bytecode/ReduceWhitespace.cpp b/bytecode/ReduceWhitespace.cpp
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+++ b/bytecode/ReduceWhitespace.cpp
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+/*
+ * Copyright (C) 2012 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+#include "ReduceWhitespace.h"
+
+#include <wtf/text/StringBuilder.h>
+#include <wtf/text/WTFString.h>
+
+namespace JSC {
+
+String reduceWhitespace(const String& input)
+{
+    StringBuilder builder;
+    
+    for (unsigned i = 0; i < input.length();) {
+        if (isASCIISpace(input[i])) {
+            while (i < input.length() && isASCIISpace(input[i]))
+                ++i;
+            builder.append(' ');
+            continue;
+        }
+        builder.append(input[i]);
+        ++i;
+    }
+    
+    return builder.toString();
+}
+
+} // namespace JSC