Creates BreakIterator::GetWordBreakStatus.

base/i18n/break_iterator.h

Index: base/i18n/break_iterator.h
diff --git a/base/i18n/break_iterator.h b/base/i18n/break_iterator.h
index 19fdbe01cbdd84c52cc5c4e481bb296439660e77..e8988d71a13cecb9e81aaae633d9f5743b4d33d7 100644
--- a/base/i18n/break_iterator.h
+++ b/base/i18n/break_iterator.h
@@ -71,6 +71,19 @@ class BASE_I18N_EXPORT BreakIterator {
     RULE_BASED,
   };
 
+  enum WordBreakStatus {
+    // The end of text that the iterator recognizes as word characters.
+    // Non-word characters are things like punctuation and spaces.
+    IS_WORD_BREAK,
+    // Characters that the iterator can skip past, such as punctuation,
+    // whitespace, and, if using RULE_BASED mode, characters from another
+    // character set.
+    IS_SKIPPABLE_WORD,
+    // Only used if not in BREAK_WORD or RULE_BASED mode. This is returned for
+    // newlines, line breaks, and character breaks.
+    IS_LINE_OR_CHAR_BREAK
+  };
+
   // Requires |str| to live as long as the BreakIterator does.
   BreakIterator(const StringPiece16& str, BreakType break_type);
   // Make a rule-based iterator. BreakType == RULE_BASED is implied.
@@ -101,6 +114,13 @@ class BASE_I18N_EXPORT BreakIterator {
   // this distinction doesn't apply and it always returns false.
   bool IsWord() const;
 
+  // Under BREAK_WORD mode, returns IS_WORD_BREAK if the break we just hit is
+  // the end of a string of word characters. IS_SKIPPABLE_WORD is returned if

[please use gerrit instead, 2015/08/10 17:24:42]

|string| is an overloaded term. Say "sequence", if you must.

[Julius, 2015/08/10 18:56:19]

Done.

+  // punctuation, spaces, or, under RULE_BASED mode, characters outside the
+  // character set are found. If not under BREAK_WORD or RULE_BASED modes, this
+  // always returns IS_LINE_OR_CHAR_BREAK.
+  BreakIterator::WordBreakStatus IsWordBreak() const;

[please use gerrit instead, 2015/08/10 17:24:42]

I think IsSomething() is best for functions that return boolean. You should
GetSomething() for functions that return non-booleans.

[Julius, 2015/08/10 18:56:19]

Done.

+
   // Under BREAK_WORD mode, returns true if |position| is at the end of word or
   // at the start of word. It always returns false under BREAK_LINE and
   // BREAK_NEWLINE modes.