IDEA-CR-40095 RUBY-22288 IDEA-197952 Change regex to capture non-word character. Delete unnecessary non-capturing group.

java/java-tests/testSrc/com/intellij/java/navigation/ChooseByNameTest.groovy

@@ -502,6 +502,17 @@ class Intf {
     assert gotoSymbol('start') == [m1] // works as usual for non-qualified patterns
   }
 
+  void "test colon in search end"() {
+    def foo = myFixture.addClass('class Foo { }')
+    assert gotoClass('Foo:') == [foo]
+  }
+
+  void "test multi-word class name with only first letter of second word"() {
+    myFixture.addClass('class Foo { }')
+    def fooBar = myFixture.addClass('class FooBar { }')
+    assert gotoClass('Foo B') == [fooBar]
+  }
+
   private List<Object> gotoClass(String text, boolean checkboxState = false) {
     return getPopupElements(new GotoClassModel2(project), text, checkboxState)
   }

platform/lang-impl/src/com/intellij/ide/actions/searcheverywhere/AbstractGotoSEContributor.java

@@ -37,7 +37,7 @@ public abstract class AbstractGotoSEContributor<F> implements SearchEverywhereCo
 
   protected static final Pattern patternToDetectLinesAndColumns = Pattern.compile("(.+?)" + // name, non-greedy matching
                                                                                 "(?::|@|,| |#|#L|\\?l=| on line | at line |:?\\(|:?\\[)" + // separator
-                                                                                "(\\d+)?(?:(?:\\D)(\\d+)?)?" + // line + column
+                                                                                "(\\d+)?(?:\\W(\\d+)?)?" + // line + column
                                                                                 "[)\\]]?" // possible closing paren/brace
   );
   protected static final Pattern patternToDetectAnonymousClasses = Pattern.compile("([\\.\\w]+)((\\$[\\d]+)*(\\$)?)");

platform/lang-impl/src/com/intellij/ide/util/gotoByName/ChooseByNamePopup.java

@@ -317,7 +317,7 @@ public class ChooseByNamePopup extends ChooseByNameBase implements ChooseByNameP
 
   private static final Pattern patternToDetectLinesAndColumns = Pattern.compile("(.+?)" + // name, non-greedy matching
                                                                                 "(?::|@|,| |#|#L|\\?l=| on line | at line |:?\\(|:?\\[)" + // separator
-                                                                                "(\\d+)?(?:(?:\\D)(\\d+)?)?" + // line + column
+                                                                                "(\\d+)?(?:\\W(\\d+)?)?" + // line + column
                                                                                 "[)\\]]?" // possible closing paren/brace
   );
   public static final Pattern patternToDetectAnonymousClasses = Pattern.compile("([\\.\\w]+)((\\$[\\d]+)*(\\$)?)");