regexp: fix boundaries

RegExpSupport/src/org/intellij/lang/regexp/psi/impl/RegExpBoundaryImpl.java

@@ -37,21 +37,20 @@ public class RegExpBoundaryImpl extends RegExpElementImpl implements RegExpBound
         } else if (type == RegExpTT.DOLLAR) {
             return Type.LINE_END;
         } else {
-            assert type == RegExpTT.BOUNDARY : type;
             final String s = getUnescapedText();
             if (s.equals("\\b")) {
                 return Type.WORD;
             } else if (s.equals("\\b{g}")) {
                 return Type.UNICODE_EXTENDED_GRAPHEME;
-            } else if (s.equals("\\B))")) {
+            } else if (s.equals("\\B")) {
                 return Type.NON_WORD;
-            } else if (s.equals("\\A))")) {
+            } else if (s.equals("\\A")) {
                 return Type.BEGIN;
-            } else if (s.equals("\\Z))")) {
+            } else if (s.equals("\\Z")) {
                 return Type.END_NO_LINE_TERM;
-            } else if (s.equals("\\z))")) {
+            } else if (s.equals("\\z")) {
                 return Type.END;
-            } else if (s.equals("\\G))")) {
+            } else if (s.equals("\\G")) {
                 return Type.PREVIOUS_MATCH;
             }
         }

RegExpSupport/testData/RETest.xml

@@ -8,6 +8,10 @@
       <pattern><![CDATA[<weak_warning descr="Redundant character escape">\;</weak_warning>]]></pattern>
       <expected>OK</expected>
     </test>
+    <test host="com.intellij.psi.impl.JavaRegExpHost">
+      <pattern>\b \b{g} \B \A \z \Z \G</pattern>
+      <expected>OK</expected>
+    </test>
   </simple>
   <quantifiers>
     <test verify="false" info="true">