From bd6da4489d4e99ba459ae75b2a6ddc942f8a82c7 Mon Sep 17 00:00:00 2001
From: Masahiro H <mshr-h@users.noreply.github.com>
Date: Sat, 8 Oct 2016 20:29:45 +0900
Subject: Add iverilog for verilog (#63)

* Add iverilog for verilog

* Remove extra spacing/blank line

* Set column to 1
---
 ale_linters/verilog/iverilog.vim | 48 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 ale_linters/verilog/iverilog.vim

(limited to 'ale_linters')

diff --git a/ale_linters/verilog/iverilog.vim b/ale_linters/verilog/iverilog.vim
new file mode 100644
index 00000000..f8ea1784
--- /dev/null
+++ b/ale_linters/verilog/iverilog.vim
@@ -0,0 +1,48 @@
+if exists('g:loaded_ale_linters_verilog_iverilog')
+    finish
+endif
+
+let g:loaded_ale_linters_verilog_iverilog = 1
+
+function! ale_linters#verilog#iverilog#Handle(buffer, lines)
+    " Look for lines like the following.
+    "
+    " tb_me_top.v:37: warning: Instantiating module me_top with dangling input port 1 (rst_n) floating.
+    " tb_me_top.v:17: syntax error
+    " memory_single_port.v:2: syntax error
+    " tb_me_top.v:17: error: Invalid module instantiation
+    let pattern = '^[^:]\+:\(\d\+\): \(warning\|error\|syntax error\)\(: \(.\+\)\)\?'
+    let output = []
+
+    for line in a:lines
+        let l:match = matchlist(line, pattern)
+
+        if len(l:match) == 0
+            continue
+        endif
+
+        let line = l:match[1] + 0
+        let type = l:match[2] ==# 'warning' ? 'W' : 'E'
+        let text = l:match[2] ==# 'syntax error' ? 'syntax error' : l:match[4]
+
+        call add(output, {
+        \   'bufnr': a:buffer,
+        \   'lnum': line,
+        \   'vcol': 0,
+        \   'col': 1,
+        \   'text': text,
+        \   'type': type,
+        \   'nr': -1,
+        \})
+    endfor
+
+    return output
+endfunction
+
+call ALEAddLinter('verilog', {
+\   'name': 'iverilog',
+\   'output_stream': 'stderr',
+\   'executable': 'iverilog',
+\   'command': g:ale#util#stdin_wrapper . ' .v iverilog -t null -Wall',
+\   'callback': 'ale_linters#verilog#iverilog#Handle',
+\})
-- 
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