1 files changed, 77 insertions, 2 deletions
diff --git a/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.cpp b/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.cpp
index af1fb296b..7132edb81 100644
--- a/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.cpp
+++ b/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.cpp
@@ -28,8 +28,28 @@
 
 #if ENABLE(INDEXED_DATABASE)
 
+#include "IDBKey.h"
+
 namespace WebCore {
 
+IDBKeyRangeData::IDBKeyRangeData(IDBKey* key)
+    : isNull(!key)
+    , lowerKey(key)
+    , upperKey(key)
+    , lowerOpen(false)
+    , upperOpen(false)
+{
+}
+
+IDBKeyRangeData::IDBKeyRangeData(const IDBKeyData& keyData)
+    : isNull(keyData.isNull())
+    , lowerKey(keyData)
+    , upperKey(keyData)
+    , lowerOpen(false)
+    , upperOpen(false)
+{
+}
+
 IDBKeyRangeData IDBKeyRangeData::isolatedCopy() const
 {
     IDBKeyRangeData result;
@@ -43,13 +63,68 @@ IDBKeyRangeData IDBKeyRangeData::isolatedCopy() const
     return result;
 }
 
-PassRefPtr<IDBKeyRange> IDBKeyRangeData::maybeCreateIDBKeyRange() const
+RefPtr<IDBKeyRange> IDBKeyRangeData::maybeCreateIDBKeyRange() const
 {
     if (isNull)
         return nullptr;
 
-    return IDBKeyRange::create(lowerKey.maybeCreateIDBKey(), upperKey.maybeCreateIDBKey(), lowerOpen ? IDBKeyRange::LowerBoundOpen : IDBKeyRange::LowerBoundClosed, upperOpen ? IDBKeyRange::UpperBoundOpen : IDBKeyRange::UpperBoundClosed);
+    return IDBKeyRange::create(lowerKey.maybeCreateIDBKey(), upperKey.maybeCreateIDBKey(), lowerOpen, upperOpen);
+}
+
+bool IDBKeyRangeData::isExactlyOneKey() const
+{
+    if (isNull || lowerOpen || upperOpen || !upperKey.isValid() || !lowerKey.isValid())
+        return false;
+
+    return !lowerKey.compare(upperKey);
+}
+
+bool IDBKeyRangeData::containsKey(const IDBKeyData& key) const
+{
+    if (lowerKey.isValid()) {
+        auto compare = lowerKey.compare(key);
+        if (compare > 0)
+            return false;
+        if (lowerOpen && !compare)
+            return false;
+    }
+    if (upperKey.isValid()) {
+        auto compare = upperKey.compare(key);
+        if (compare < 0)
+            return false;
+        if (upperOpen && !compare)
+            return false;
+    }
+
+    return true;
+}
+
+bool IDBKeyRangeData::isValid() const
+{
+    if (isNull)
+        return false;
+
+    if (!lowerKey.isValid() && !lowerKey.isNull())
+        return false;
+
+    if (!upperKey.isValid() && !upperKey.isNull())
+        return false;
+
+    return true;
+}
+
+#if !LOG_DISABLED
+String IDBKeyRangeData::loggingString() const
+{
+    auto result = makeString(lowerOpen ? "( " : "[ ", lowerKey.loggingString(), ", ", upperKey.loggingString(), upperOpen ? " )" : " ]");
+    if (result.length() > 400) {
+        result.truncate(397);
+        result.append(WTF::ASCIILiteral("..."));
+    }
+
+    return result;
 }
+#endif
 
 } // namespace WebCore