1 files changed, 41 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/core/page/scrolling/text_fragment_selector.h b/chromium/third_party/blink/renderer/core/page/scrolling/text_fragment_selector.h
new file mode 100644
index 00000000000..a10d0cf9124
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+++ b/chromium/third_party/blink/renderer/core/page/scrolling/text_fragment_selector.h
@@ -0,0 +1,41 @@
+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_PAGE_SCROLLING_TEXT_FRAGMENT_SELECTOR_H_
+#define THIRD_PARTY_BLINK_RENDERER_CORE_PAGE_SCROLLING_TEXT_FRAGMENT_SELECTOR_H_
+
+#include "third_party/blink/renderer/core/core_export.h"
+#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
+
+namespace blink {
+
+// TextFragmentSelector represents a single targetText=... selector of a
+// TextFragmentAnchor, parsed into its components.
+class CORE_EXPORT TextFragmentSelector final {
+ public:
+  static TextFragmentSelector Create(const String& target_text);
+
+  enum SelectorType {
+    // An exact selector on the string start_.
+    kExact,
+    // A range selector on a text range start_ to end_.
+    kRange,
+  };
+
+  TextFragmentSelector(SelectorType type, String start, String end);
+  ~TextFragmentSelector() = default;
+
+  SelectorType Type() const { return type_; }
+  String Start() const { return start_; }
+  String End() const { return end_; }
+
+ private:
+  const SelectorType type_;
+  String start_;
+  String end_;
+};
+
+}  // namespace blink
+
+#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_PAGE_SCROLLING_TEXT_FRAGMENT_SELECTOR_H_