Update ycmd

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
             python-arch: "x64"
     env:
       COVERAGE: true
-    name: "${{ matrix.runs-on }} - Python 3.9 ${{ matrix.python-arch }}"
+    name: "${{ matrix.runs-on }} - Python 3.12 ${{ matrix.python-arch }}"
     runs-on: ${{ matrix.runs-on }}
     steps:
     - uses: actions/checkout@v4
@@ -32,7 +32,7 @@ jobs:
     - name: Install Python
       uses: actions/setup-python@v5
       with:
-        python-version: "3.9"
+        python-version: "3.12"
         architecture: ${{ matrix.python-arch }}
     - name: Run pip
       run: python3 -m pip install -r python/test_requirements.txt
@@ -43,7 +43,7 @@ jobs:
     - name: Upload coverage data
       uses: codecov/codecov-action@v4
       with:
-        name: "${{ runner.os }}-3.9-${{ matrix.python-arch }}"
+        name: "${{ runner.os }}-3.12-${{ matrix.python-arch }}"
         token: ${{ secrets.CODECOV_TOKEN }}
 
   vim-tests:
@@ -68,7 +68,7 @@ jobs:
     - name: Install Java
       uses: actions/setup-java@v4
       with:
-        java-version: 17
+        java-version: 21
         distribution: 'temurin'
     - name: Build ycmd
       run: python3 ./install.py --force-sudo --ts-completer --clangd-completer --java-completer

README.md

@@ -211,8 +211,8 @@ Installation
 
 | Runtime | Min Version | Recommended Version (full support) | Python |
 |---------|-------------|------------------------------------|--------|
-| Vim     | 9.1.0016    | 9.1.0016                           | 3.8    |
-| Neovim  | 0.5         | Vim 9.1.0016                       | 3.8    |
+| Vim     | 9.1.0016    | 9.1.0016                           | 3.12   |
+| Neovim  | 0.5         | Vim 9.1.0016                       | 3.12   |
 
 #### Supported Vim Versions
 
@@ -227,16 +227,16 @@ available in Neovim, and Neovim is not officially supported.
 #### Supported Python runtime
 
 YCM has two components: A server and a client. Both the server and client
-require Python 3.8 or later 3.x release. 
+require Python 3.12 or later 3.x release. 
 
 For the Vim client, Vim must be, compiled with `--enable-shared` (or
 `--enable-framework` on macOS). You can check if this is working with `:py3
-import sys; print( sys.version)`. It should say something like `3.8.2 (...)`.
+import sys; print( sys.version)`. It should say something like `3.12.0 (...)`.
 
-For Neovim, you must have a python 3.8 runtime and the Neovim python
+For Neovim, you must have a python 3.12 runtime and the Neovim python
 extensions. See Neovim's `:help provider-python` for how to set that up.
 
-For the server, you must run the `install.py` script with a python 3.8 (or
+For the server, you must run the `install.py` script with a python 3.12 (or
 later) runtime. Anaconda etc. are not supported. YCM will remember the runtime
 you used to run `install.py` and will use that when launching the server, so if
 you usually use anaconda, then make sure to use the full path to a real cpython3,

install.py

@@ -12,8 +12,8 @@
 import glob
 
 version = sys.version_info[ 0 : 3 ]
-if version < ( 3, 6, 0 ):
-  sys.exit( 'YouCompleteMe requires Python >= 3.6.0; '
+if version < ( 3, 12, 0 ):
+  sys.exit( 'YouCompleteMe requires Python >= 3.12.0; '
             'your version of Python is ' + sys.version )
 
 DIR_OF_THIS_SCRIPT = p.dirname( p.abspath( __file__ ) )

plugin/youcompleteme.vim

@@ -48,7 +48,7 @@ elseif !has( 'timers' )
 elseif !has( 'python3_compiled' )
   echohl WarningMsg |
         \ echomsg "YouCompleteMe unavailable: requires Vim compiled with " .
-        \ "Python (3.8.0+) support." |
+        \ "Python (3.12.0+) support." |
         \ echohl None
   call s:restore_cpo()
   finish

test/docker/ci/image/Dockerfile

@@ -23,7 +23,7 @@ RUN apt-get update && \
                      python3-pip \
                      python3-setuptools \
                      python3-wheel \
-                     openjdk-11-jdk-headless \
+                     openjdk-21-jdk-headless \
                      nodejs \
                      npm \
                      vim-nox \

test/fixit.test.vim

@@ -27,13 +27,14 @@ function! Test_Ranged_Fixit_Works()
     call test_feedinput( "4\<CR>" )
   endfunction
 
-  call timer_start( 5000, funcref( 'SelectEntry' ) )
+  let t = timer_start( 5000, funcref( 'SelectEntry' ) )
   '<,'>YcmCompleter FixIt
   redraw
 
   call assert_match( '        String \(x\|string\) = "Did something useful: "' .
                      \ ' + w.getWidgetInfo();', getline( 34 ) )
   call assert_match( '        System.out.println( \(x\|string\) );', getline( 35 ) )
+  silent! call timer_stop( t )
   delfunction SelectEntry
 endfunction
 
@@ -45,11 +46,12 @@ function! Test_Unresolved_Fixit_Works()
     redraw
     call test_feedinput( "2\<CR>" )
   endfunction
-  call timer_start( 2000, funcref( 'SelectEntry' ) )
+  let t = timer_start( 2000, funcref( 'SelectEntry' ) )
   YcmCompleter FixIt
   redraw
   call assert_equal( '  auto placeholder = 1;', getline( 3 ) )
   call assert_equal( '  printf("%s", placeholder);', getline( 4 ) )
   %bwipeout!
+  silent! call timer_stop( t )
   delfunction SelectEntry
 endfunction

test/hierarchies.test.vim

@@ -68,18 +68,19 @@ function! Test_Call_Hierarchy()
   call assert_match( '^    -Function: h.*:8', getbufline( winbufnr( popup_list()[ 0 ] ), 4 )[ 0 ] )
   call assert_match( '^  -Function: h.*:9', getbufline( winbufnr( popup_list()[ 0 ] ), 5 )[ 0 ] )
 
-  " silent, because clangd does not support outgoing calls.
-  silent call feedkeys( "\<Down>\<Down>\<Down>\<Down>\<S-Tab>", "xt" )
-  " Re-root at h.
-  call WaitForAssert( { -> assert_equal( len( getbufline( winbufnr( popup_list()[ 0 ] ), 1, '$' ) ), 1 ) } )
-  call assert_match( '^+Function: h', getbufline( winbufnr( popup_list()[ 0 ] ), 1 )[0] )
+  " re-root at h; show outgoing calls from h
+  call feedkeys( "\<Down>\<Down>\<Down>\<Down>\<S-Tab>", "xt" )
+  call WaitForAssert( { -> assert_equal( len( getbufline( winbufnr( popup_list()[ 0 ] ), 1, '$' ) ), 3 ) } )
+  call assert_match( '^  +Function: g', getbufline( winbufnr( popup_list()[ 0 ] ), 1 )[0] )
+  call assert_match( '^  +Function: f', getbufline( winbufnr( popup_list()[ 0 ] ), 2 )[0] )
+  call assert_match( '^+Function: h', getbufline( winbufnr( popup_list()[ 0 ] ), 3 )[0] )
 
-  " silent, because clangd does not support outgoing calls.
+  " silent, because h() has no incoming calls
   silent call feedkeys( "\<S-Tab>\<Tab>", "xt" )
-  " Expansion after re-rooting works.
-  " NOTE: Clangd does not support outgoing calls, hence, we are stuck at just h.
-  call WaitForAssert( { -> assert_equal( len( getbufline( winbufnr( popup_list()[ 0 ] ), 1, '$' ) ), 1 ) } )
-  call assert_match( '^-Function: h', getbufline( winbufnr( popup_list()[ 0 ] ), 1 )[ 0 ] )
+  call WaitForAssert( { -> assert_equal( len( getbufline( winbufnr( popup_list()[ 0 ] ), 1, '$' ) ), 3 ) } )
+  call assert_match( '^  +Function: g', getbufline( winbufnr( popup_list()[ 0 ] ), 1 )[0] )
+  call assert_match( '^  +Function: f', getbufline( winbufnr( popup_list()[ 0 ] ), 2 )[0] )
+  call assert_match( '^-Function: h', getbufline( winbufnr( popup_list()[ 0 ] ), 3 )[0] )
 
   call feedkeys( "\<C-c>", "xt" )
   " Make sure it is closed.