Make javac work in a basic way
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w0rp
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@ -69,6 +69,7 @@ name. That seems to be the fairest way to arrange this table.
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| Go | [gofmt -e](https://golang.org/cmd/gofmt/), [go vet](https://golang.org/cmd/vet/), [golint](https://godoc.org/github.com/golang/lint), [go build](https://golang.org/cmd/go/) |
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| Haskell | [ghc](https://www.haskell.org/ghc/), [hlint](https://hackage.haskell.org/package/hlint) |
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| HTML | [HTMLHint](http://htmlhint.com/), [tidy](http://www.html-tidy.org/) |
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| Java | [javac](http://www.oracle.com/technetwork/java/javase/downloads/index.html) |
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| JavaScript | [eslint](http://eslint.org/), [jscs](http://jscs.info/), [jshint](http://jshint.com/), [flow](https://flowtype.org/), [standard](http://standardjs.com/)
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| JSON | [jsonlint](http://zaa.ch/jsonlint/) |
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| LaTeX | [chktex](http://www.nongnu.org/chktex/), [lacheck](https://www.ctan.org/pkg/lacheck) |
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@ -1,11 +1,19 @@
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" Author: farenjihn <farenjihn@gmail.com>
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" Author: farenjihn <farenjihn@gmail.com>, w0rp <devw0rp@gmail.com>
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" Description: Lints java files using javac
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let g:loaded_ale_linters_java_javac = 1
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let g:ale_java_javac_classpath = ''
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let g:ale_java_javac_options = get(g:, 'ale_java_javac_options', '')
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let g:ale_java_javac_classpath = get(g:, 'ale_java_javac_classpath', '')
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let s:eclipse_classpath = ''
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let s:tmppath = '/tmp/java_ale/'
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function! ale_linters#java#javac#GetCommand(buffer)
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let l:cp_option = !empty(g:ale_java_javac_classpath)
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\ ? '-cp ' . g:ale_java_javac_classpath
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\ : ''
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return 'javac -Xlint '
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\ . l:cp_option
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\ . ' ' . g:ale_java_javac_options
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\ . ' %t'
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endfunction
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function! ale_linters#java#javac#Handle(buffer, lines) abort
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" Look for lines like the following.
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@ -37,62 +45,6 @@ function! ale_linters#java#javac#Handle(buffer, lines) abort
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return l:output
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endfunction
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function! ale_linters#java#javac#ParseEclipseClasspath()
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let l:eclipse_classpath = ''
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python << EOF
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import xml.etree.ElementTree as ET, vim
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tree = ET.parse(".classpath")
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root = tree.getroot()
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classpath = ''
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for child in root:
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classpath += child.get("path")
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classpath += ':'
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vim.command("let l:eclipse_classpath = '%s'" % classpath);
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# Cannot indent this EOF token as per :h python
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EOF
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return l:eclipse_classpath
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endfunction
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function! ale_linters#java#javac#CheckEclipseClasspath()
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" Eclipse .classpath parsing through python
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if file_readable('.classpath')
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let s:eclipse_classpath = ale_linters#java#javac#ParseEclipseClasspath()
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endif
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endfunction
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function! ale_linters#java#javac#GetCommand(buffer)
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let l:path = s:tmppath . expand('%:p:h')
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let l:file = expand('%:t')
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let l:buf = getline(1, '$')
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" Javac cannot compile files from stdin so we move a copy into /tmp instead
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call mkdir(l:path, 'p')
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call writefile(l:buf, l:path . '/' . l:file)
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return 'javac '
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\ . '-Xlint '
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\ . '-cp ' . s:eclipse_classpath . g:ale_java_javac_classpath . ':. '
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\ . g:ale_java_javac_options
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\ . ' ' . l:path . '/' . l:file
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endfunction
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function! ale_linters#java#javac#CleanupTmp()
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call delete(s:tmppath, 'rf')
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endfunction
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augroup java_ale_au
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autocmd! BufEnter *.java call ale_linters#java#javac#CheckEclipseClasspath()
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autocmd! BufLeave *.java call ale_linters#java#javac#CleanupTmp()
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augroup END
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call ale_linters#java#javac#CheckEclipseClasspath()
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call ale#linter#Define('java', {
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\ 'name': 'javac',
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\ 'output_stream': 'stderr',
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20
doc/ale.txt
20
doc/ale.txt
@ -38,6 +38,7 @@ CONTENTS *ale-contents*
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4.26. erlang..........................|ale-linter-options-erlang|
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4.27. phpmd...........................|ale-linter-options-phpmd|
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4.28. xo..............................|ale-linter-options-xo|
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4.28. javac...........................|ale-linter-options-javac|
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5. Linter Integration Notes.............|ale-linter-integration|
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5.1. merlin..........................|ale-linter-integration-ocaml-merlin|
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5.2. rust.............................|ale-integration-rust|
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@ -88,6 +89,7 @@ The following languages and tools are supported.
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* Go: 'gofmt -e', 'go vet', 'golint', 'go build'
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* Haskell: 'ghc', 'hlint'
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* HTML: 'HTMLHint', 'tidy'
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* Java: 'javac'
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* JavaScript: 'eslint', 'jscs', 'jshint', 'flow', 'xo'
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* JSON: 'jsonlint'
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* LaTeX: 'chktex', 'lacheck'
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@ -955,6 +957,24 @@ g:ale_javascript_xo_use_global *g:ale_javascript_xo_use_global*
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global version of xo, in preference to locally installed versions of
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xo in node_modules.
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------------------------------------------------------------------------------
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4.28. javac *ale-linter-options-javac*
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g:ale_java_javac_classpath *g:ale_java_javac_classpath*
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Type: |String|
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Default: `''`
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This variable can be set to change the global classpath for Java.
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g:ale_java_javac_options *g:ale_java_javac_options*
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Type: |String|
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Default: `''`
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This variable can be set to pass additional options to javac.
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===============================================================================
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5. Linter Integration Notes *ale-linter-integration*
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