Merge commit '76265755a1add77121c8f9dabb3e9bb70fe9a972' as '.vim/bundle/ale'

[etc/vim.git] / .vim / bundle / ale / ale_linters / java / javalsp.vim

diff --git a/.vim/bundle/ale/ale_linters/java/javalsp.vim b/.vim/bundle/ale/ale_linters/java/javalsp.vim
new file mode 100644 (file)
index 0000000..fa3b0e2
--- /dev/null
+++ b/.vim/bundle/ale/ale_linters/java/javalsp.vim
@@ -0,0 +1,56 @@
+" Author: Horacio Sanson <https://github.com/hsanson>
+" Description: Support for the Java language server https://github.com/georgewfraser/vscode-javac
+
+call ale#Set('java_javalsp_executable', '')
+call ale#Set('java_javalsp_config', {})
+
+function! ale_linters#java#javalsp#Executable(buffer) abort
+    return ale#Var(a:buffer, 'java_javalsp_executable')
+endfunction
+
+function! ale_linters#java#javalsp#Config(buffer) abort
+    let l:defaults = { 'java': { 'classPath': [], 'externalDependencies': [] } }
+    let l:config = ale#Var(a:buffer, 'java_javalsp_config')
+
+    " Ensure the config dictionary contains both classPath and
+    " externalDependencies keys to avoid a NPE crash on Java Language Server.
+    call extend(l:config, l:defaults, 'keep')
+    call extend(l:config['java'], l:defaults['java'], 'keep')
+
+    return l:config
+endfunction
+
+function! ale_linters#java#javalsp#Command(buffer) abort
+    let l:executable = ale_linters#java#javalsp#Executable(a:buffer)
+
+    if fnamemodify(l:executable, ':t') is# 'java'
+        " For backward compatibility.
+        let l:cmd = [
+        \ ale#Escape(l:executable),
+        \ '--add-exports jdk.compiler/com.sun.tools.javac.api=javacs',
+        \ '--add-exports jdk.compiler/com.sun.tools.javac.code=javacs',
+        \ '--add-exports jdk.compiler/com.sun.tools.javac.comp=javacs',
+        \ '--add-exports jdk.compiler/com.sun.tools.javac.main=javacs',
+        \ '--add-exports jdk.compiler/com.sun.tools.javac.tree=javacs',
+        \ '--add-exports jdk.compiler/com.sun.tools.javac.model=javacs',
+        \ '--add-exports jdk.compiler/com.sun.tools.javac.util=javacs',
+        \ '--add-opens jdk.compiler/com.sun.tools.javac.api=javacs',
+        \ '-m javacs/org.javacs.Main',
+        \]
+
+        return join(l:cmd, ' ')
+    else
+        return ale#Escape(l:executable)
+    endif
+endfunction
+
+call ale#linter#Define('java', {
+\   'name': 'javalsp',
+\   'aliases': ['java_language_server'],
+\   'lsp': 'stdio',
+\   'executable': function('ale_linters#java#javalsp#Executable'),
+\   'command': function('ale_linters#java#javalsp#Command'),
+\   'language': 'java',
+\   'project_root': function('ale#java#FindProjectRoot'),
+\   'lsp_config': function('ale_linters#java#javalsp#Config')
+\})