Added NASM linter

Added NASM linter (for nasm filetype).

1 files changed, 50 insertions, 0 deletions

diff --git a/ale_linters/nasm/nasm.vim b/ale_linters/nasm/nasm.vim
new file mode 100644
index 00000000..f4b2ca4b
--- /dev/null
+++ b/ale_linters/nasm/nasm.vim
@@ -0,0 +1,50 @@
+" Author: Oyvind Ingvaldsen <oyvind.ingvaldsen@gmail.com>
+" Description: NASM linter for asmsyntax nasm.
+
+call ale#Set('nasm_nasm_executable', 'nasm')
+call ale#Set('nasm_nasm_options', '')
+
+function! ale_linters#nasm#nasm#GetExecutable(buffer) abort
+    return ale#Var(a:buffer, 'nasm_nasm_executable')
+endfunction
+
+function! ale_linters#nasm#nasm#GetOptions(buffer) abort
+    return ale#Var(a:buffer, 'nasm_nasm_options')
+endfunction
+
+function! ale_linters#nasm#nasm#GetCommand(buffer) abort
+    " Note that NASM require a trailing slash to the -I option.
+    let l:executable = ale#Escape(ale_linters#nasm#nasm#GetExecutable(a:buffer))
+    let l:separator = has('win32') ? '\' : '/'
+    let l:path = ale#Escape(fnamemodify(bufname(a:buffer), ':p:h') . l:separator)
+    let l:options = ale_linters#nasm#nasm#GetOptions(a:buffer)
+
+    return l:executable
+    \   . ' -X gnu'
+    \   . ' -I ' . l:path
+    \   . ' ' . l:options
+    \   . ' %s'
+endfunction
+
+function! ale_linters#nasm#nasm#Handle(buffer, lines) abort
+    " Note that we treat 'fatal' as errors.
+    let l:pattern = '^.\+:\(\d\+\): \([^:]\+\): \(.\+\)$'
+    let l:output = []
+    for l:match in ale#util#GetMatches(a:lines, l:pattern)
+        call add(l:output, {
+        \ 'lnum': l:match[1] + 0,
+        \ 'type': l:match[2] =~? 'error\|fatal' ? 'E' : 'W',
+        \ 'text': l:match[3],
+        \})
+    endfor
+    return l:output
+endfunction
+
+call ale#linter#Define('nasm', {
+\   'name': 'nasm',
+\   'executable': 'nasm',
+\   'output_stream': 'stderr',
+\   'lint_file': 1,
+\   'command_callback': 'ale_linters#nasm#nasm#GetCommand',
+\   'callback': 'ale_linters#nasm#nasm#Handle',
+\})