diff --git a/README.md b/README.md index 9c513e5..6a790bf 100644 --- a/README.md +++ b/README.md @@ -63,6 +63,7 @@ name. That seems to be the fairest way to arrange this table. | Chef | [foodcritic](http://www.foodcritic.io/) | | CMake | [cmakelint](https://github.com/richq/cmake-lint) | | CoffeeScript | [coffee](http://coffeescript.org/), [coffeelint](https://www.npmjs.com/package/coffeelint) | +| Crystal | [crystal](https://crystal-lang.org/) | | CSS | [csslint](http://csslint.net/), [stylelint](https://github.com/stylelint/stylelint) | | Cython (pyrex filetype) | [cython](http://cython.org/) | | D | [dmd](https://dlang.org/dmd-linux.html) | diff --git a/ale_linters/crystal/crystal.vim b/ale_linters/crystal/crystal.vim new file mode 100644 index 0000000..5abf7e8 --- /dev/null +++ b/ale_linters/crystal/crystal.vim @@ -0,0 +1,40 @@ +" Author: Jordan Andree +" Description: This file adds support for checking Crystal with crystal build + +function! ale_linters#crystal#crystal#Handle(buffer, lines) abort + let l:output = [] + + let l:lines = join(a:lines, '') + + if !empty(l:lines) + let l:errors = json_decode(l:lines) + + for l:error in l:errors + call add(l:output, { + \ 'bufnr': a:buffer, + \ 'lnum': l:error.line + 0, + \ 'col': l:error.column + 0, + \ 'text': l:error.message, + \ 'type': 'E', + \}) + endfor + endif + + return l:output +endfunction + +function! ale_linters#crystal#crystal#GetCommand(buffer) abort + let l:crystal_cmd = 'crystal build -f json --no-codegen -o ' + let l:crystal_cmd .= shellescape(g:ale#util#nul_file) + let l:crystal_cmd .= ' %t' + + return l:crystal_cmd +endfunction + +call ale#linter#Define('crystal', { +\ 'name': 'crystal', +\ 'executable': 'crystal', +\ 'output_stream': 'both', +\ 'command_callback': 'ale_linters#crystal#crystal#GetCommand', +\ 'callback': 'ale_linters#crystal#crystal#Handle', +\}) diff --git a/test/handler/test_crystal_handler.vader b/test/handler/test_crystal_handler.vader new file mode 100644 index 0000000..bdc4464 --- /dev/null +++ b/test/handler/test_crystal_handler.vader @@ -0,0 +1,18 @@ +Execute(The crystal handler should parse lines correctly and add the column if it can): + runtime ale_linters/crystal/crystal.vim + AssertEqual + \ [ + \ { + \ 'lnum': 2, + \ 'bufnr': 255, + \ 'col': 1, + \ 'type': 'E', + \ 'text': 'unexpected token: EOF' + \ } + \ ], + \ ale_linters#crystal#crystal#Handle(255, [ + \ '[{"file":"/tmp/test.cr","line":2,"column":1,"size":null,"message":"unexpected token: EOF"}]' + \ ]) + +After: + call ale#linter#Reset()