runtime(java): add syntax support for Java switch expressions (#9124)

Signed-off-by: Nick Hanley <nicholasjhanley@gmail.com>
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

diff --git a/runtime/syntax/java.vim b/runtime/syntax/java.vim
index 00d607194462cd98e7b25df42242a19865417ca5..44fbfa839867644f63999f99df0ce3e827ae047a 100644 (file)
--- a/runtime/syntax/java.vim
+++ b/runtime/syntax/java.vim
@@ -2,7 +2,7 @@
 " Language:    Java
 " Maintainer:  Claudio Fleiner <claudio@fleiner.com>
 " URL:          https://github.com/fleiner/vim/blob/master/runtime/syntax/java.vim
-" Last Change: 2022 Jun 08
+" Last Change: 2023 Aug 13
 
 " Please check :help java.vim for comments on some of the options available.
 
@@ -39,7 +39,7 @@ syn keyword javaTypedef               this super
 syn keyword javaOperator       var new instanceof
 syn keyword javaType           boolean char byte short int long float double
 syn keyword javaType           void
-syn keyword javaStatement      return
+syn keyword javaStatement      return yield
 syn keyword javaStorageClass   static synchronized transient volatile final strictfp serializable
 syn keyword javaExceptions     throw try catch finally
 syn keyword javaAssert         assert
@@ -142,7 +142,7 @@ if exists("java_space_errors")
   endif
 endif
 
-syn region  javaLabelRegion    transparent matchgroup=javaLabel start="\<case\>" end="->" matchgroup=NONE end=":" contains=javaNumber,javaCharacter,javaString
+syn region  javaLabelRegion    transparent matchgroup=javaLabel start="\<case\>" matchgroup=NONE end=":\|->" contains=javaNumber,javaCharacter,javaString
 syn match   javaUserLabel      "^\s*[_$a-zA-Z][_$a-zA-Z0-9_]*\s*:"he=e-1 contains=javaLabel
 syn keyword javaLabel          default