From 912f632bf591377a69bf688f6a85668d93be8841 Mon Sep 17 00:00:00 2001
From: Nils Leuzinger <nilsl@student.ethz.ch>
Date: Thu, 5 Apr 2018 21:04:11 +0200
Subject: Add fsc linter for Scala (#1452)

* Add fsc as a Scala linter

* Pull reused code into `autoload/ale/` directory

* Include fsc into the README

* Add unit test for testing the scala handler

* Add unit test for scala's fsc linter

* Rename scala unit tests for clarity

* Fix typo in README

* Fix typos in doc/ale.txt

* Fix author headline

* Put methods for fsc commands back into fsc.vim

* Move command_callback tests to correct location

* Rewrite handler test so it actually tests handler

* Clarify description of test in test_scala_handler
---
 autoload/ale/handlers/scala.vim | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 autoload/ale/handlers/scala.vim

(limited to 'autoload')

diff --git a/autoload/ale/handlers/scala.vim b/autoload/ale/handlers/scala.vim
new file mode 100644
index 00000000..3fe7a12e
--- /dev/null
+++ b/autoload/ale/handlers/scala.vim
@@ -0,0 +1,37 @@
+" Author: Nils Leuzinger - https://github.com/PawkyPenguin
+" Description: Scala linting handlers for scalac-like compilers.
+
+function! ale#handlers#scala#HandleScalacLintFormat(buffer, lines) abort
+    " Matches patterns line the following:
+    "
+    " /var/folders/5q/20rgxx3x1s34g3m14n5bq0x80000gn/T/vv6pSsy/0:26: error: expected class or object definition
+    let l:pattern = '^.\+:\(\d\+\): \(\w\+\): \(.\+\)'
+    let l:output = []
+    let l:ln = 0
+
+    for l:line in a:lines
+        let l:ln = l:ln + 1
+        let l:match = matchlist(l:line, l:pattern)
+
+        if len(l:match) == 0
+            continue
+        endif
+
+        let l:text = l:match[3]
+        let l:type = l:match[2] is# 'error' ? 'E' : 'W'
+        let l:col = 0
+
+        if l:ln + 1 < len(a:lines)
+            let l:col = stridx(a:lines[l:ln + 1], '^')
+        endif
+
+        call add(l:output, {
+        \   'lnum': l:match[1] + 0,
+        \   'col': l:col + 1,
+        \   'text': l:text,
+        \   'type': l:type,
+        \})
+    endfor
+
+    return l:output
+endfunction
-- 
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