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improved the sml linter (#445)

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* improved the sml linter

* made matching operator agnostic to user settings

* added tests for sml
This commit is contained in:
Shalom Yiblet 2017-04-08 06:23:11 -04:00 committed by w0rp
parent 434283ed1a
commit cc8eb05860
2 changed files with 114 additions and 9 deletions
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18
ale_linters/sml/smlnj.vim
View File

@ -12,20 +12,34 @@ function! ale_linters#sml#smlnj#Handle(buffer, lines) abort
let l:out = []
let l:pattern = '^.*\:\([0-9\.]\+\)\ \(\w\+\)\:\ \(.*\)'
let l:pattern2 = '^.*\:\([0-9]\+\)\.\?\([0-9]\+\).* \(\(Warning\|Error\): .*\)'
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
let l:match2 = matchlist(l:line, l:pattern2)
if len(l:match) == 0
if len(l:match2) != 0
call add(l:out, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match2[1] + 0,
\ 'col' : l:match2[2] - 1,
\ 'text': l:match2[3],
\ 'type': l:match2[3] =~# '^Warning' ? 'W' : 'E',
\})
continue
endif
let l:match = matchlist(l:line, l:pattern)
if len(l:match) != 0
call add(l:out, {
\ 'bufnr': a:buffer,
\ 'lnum': l:match[1] + 0,
\ 'text': l:match[2] . ': ' . l:match[3],
\ 'type': l:match[2] ==# 'error' ? 'E' : 'W',
\})
continue
endif
endfor
return l:out

91
test/handler/test_sml_handler.vader Normal file
View File

@ -0,0 +1,91 @@
Before:
runtime ale_linters/sml/smlnj.vim
Execute (Testing on EOF error):
AssertEqual [
\ {
\ 'bufnr': 42,
\ 'lnum': 2,
\ 'col': 15,
\ 'type': 'E',
\ 'text': 'Error: syntax error found at EOF',
\ },
\],
\ ale_linters#sml#smlnj#Handle(42, [
\ "Standard ML of New Jersey v110.78 [built: Thu Jul 23 11:21:58 2015]",
\ "[opening a.sml]",
\ "a.sml:2.16 Error: syntax error found at EOF",
\ '/usr/lib/smlnj/bin/sml: Fatal error -- Uncaught exception Compile with "syntax error" raised at ../compiler/Parse/main/smlfile.sml:15.24-15.46',
\])
Execute (Testing if the handler can handle multiple errors on the same line):
AssertEqual [
\ {
\ 'bufnr': 42,
\ 'lnum': 1,
\ 'col': 5,
\ 'type': 'E',
\ 'text': "Error: can't find function arguments in clause",
\ },
\ {
\ 'bufnr': 42,
\ 'lnum': 1,
\ 'col': 12,
\ 'type': 'E',
\ 'text': 'Error: unbound variable or constructor: wow',
\ },
\],
\ ale_linters#sml#smlnj#Handle(42, [
\ "Standard ML of New Jersey v110.78 [built: Thu Jul 23 11:21:58 2015]",
\ "[opening test.sml]",
\ "a.sml:1.6-1.10 Error: can't find function arguments in clause",
\ "a.sml:1.13-1.16 Error: unbound variable or constructor: wow",
\ "/usr/lib/smlnj/bin/sml: Fatal error -- Uncaught exception Error with 0",
\ "raised at ../compiler/TopLevel/interact/evalloop.sml:66.19-66.27",
\])
Execute (Testing rarer errors):
AssertEqual [
\ {
\ 'bufnr': 42,
\ 'lnum': 5,
\ 'col': 18,
\ 'type': 'E',
\ 'text': "Error: syntax error found at ID",
\ },
\ {
\ 'bufnr': 42,
\ 'lnum': 7,
\ 'col': 0,
\ 'type': 'E',
\ 'text': "Error: value type in structure doesn't match signature spec",
\ },
\],
\ ale_linters#sml#smlnj#Handle(42, [
\ "Standard ML of New Jersey v110.78 [built: Thu Jul 23 11:21:58 2015]",
\ "[opening test.sml]",
\ "a.sml:5.19 Error: syntax error found at ID",
\ "a.sml:7.1-9.27 Error: value type in structure doesn't match signature spec",
\ "/usr/lib/smlnj/bin/sml: Fatal error -- Uncaught exception Error with 0",
\ "raised at ../compiler/TopLevel/interact/evalloop.sml:66.19-66.27",
\])
Execute (Testing a warning):
AssertEqual [
\ {
\ 'bufnr': 42,
\ 'lnum': 4,
\ 'col': 4,
\ 'type': 'W',
\ 'text': "Warning: match nonexhaustive",
\ },
\],
\ ale_linters#sml#smlnj#Handle(42, [
\ "Standard ML of New Jersey v110.78 [built: Thu Jul 23 11:21:58 2015]",
\ "[opening a.sml]",
\ "a.sml:4.5-4.12 Warning: match nonexhaustive",
\ "0 => ...",
\ "val f = fn : int -> int",
\ "-",
\])