Break shared handlers up into their own files, and fix stylelint error handling

test/handler/test_common_handlers.vader

@@ -14,7 +14,7 @@ Execute(HandleCSSLintFormat should handle CSS errors):
   \    'text': "(known-properties) Expected ... but found 'wat'.",
   \   },
   \ ],
-  \ ale#handlers#HandleCSSLintFormat(42, [
+  \ ale#handlers#css#HandleCSSLintFormat(42, [
   \   'something.css: line 2, col 1, Error - Expected RBRACE at line 2, col 1. (errors)',
   \   "something.css: line 2, col 5, Warning - Expected ... but found 'wat'. (known-properties)",
   \ ])
@@ -35,7 +35,7 @@ Execute (HandlePEP8Format should handle the correct lines of output):
   \    'text': "EANSIBLE0002: Trailing whitespace",
   \   },
   \ ],
-  \ ale#handlers#HandlePEP8Format(42, [
+  \ ale#handlers#python#HandlePEP8Format(42, [
   \   "stdin:6:6: E111 indentation is not a multiple of four",
   \   "test.yml:35: [EANSIBLE0002] Trailing whitespace",
   \ ])
@@ -83,7 +83,7 @@ Execute (HandleUnixFormatAsError should handle some example lines of output):
   \     'text': '".b" is not a valid class name.  Class names must begin with "-", "_" or a letter and can only contain "_", "-", a-z and 0-9.',
   \   },
   \ ],
-  \ ale#handlers#HandleUnixFormatAsError(42, [
+  \ ale#handlers#unix#HandleAsError(42, [
   \   'file.go:27: missing argument for Printf("%s"): format reads arg 2, have only 1 args',
   \   'file.go:53:10: if block ends with a return statement, so drop this else and outdent its block (move short variable declaration to its own line if necessary)',
   \   'test.pug:1:1 ".b" is not a valid class name.  Class names must begin with "-", "_" or a letter and can only contain "_", "-", a-z and 0-9.',
@@ -105,7 +105,7 @@ Execute (HandleUnixFormatAsError should handle lines with no space after the col
   \     'text': 'bar',
   \   },
   \ ],
-  \ ale#handlers#HandleUnixFormatAsError(42, [
+  \ ale#handlers#unix#HandleAsError(42, [
   \   'some_file.xyz:27:foo',
   \   'some_file.xyz:53:10:bar',
   \ ])
@@ -126,7 +126,7 @@ Execute (HandleUnixFormatAsWarning should handle some example lines of output):
   \     'text': 'if block ends with a return statement, so drop this else and outdent its block (move short variable declaration to its own line if necessary)',
   \   },
   \ ],
-  \ ale#handlers#HandleUnixFormatAsWarning(42, [
+  \ ale#handlers#unix#HandleAsWarning(42, [
   \   'file.go:27: missing argument for Printf("%s"): format reads arg 2, have only 1 args',
   \   'file.go:53:10: if block ends with a return statement, so drop this else and outdent its block (move short variable declaration to its own line if necessary)',
   \ ])
@@ -147,7 +147,7 @@ Execute (Unix format functions should handle Windows paths):
   \     'text': 'foo',
   \   },
   \ ],
-  \ ale#handlers#HandleUnixFormatAsError(42, [
+  \ ale#handlers#unix#HandleAsError(42, [
   \   'C:\Users\w0rp\AppData\Local\Temp\Xyz123.go:27: foo',
   \   'C:\Users\w0rp\AppData\Local\Temp\Xyz123.go:53:10: foo',
   \ ])
@@ -168,7 +168,7 @@ Execute (HandleCppCheckFormat should handle some example lines of output):
   \     'text': 'Array a[10] accessed at index 10, which is out of bounds. (error)',
   \   },
   \ ],
-  \ ale#handlers#HandleCppCheckFormat(42, [
+  \ ale#handlers#cppcheck#HandleCppCheckFormat(42, [
   \   '[/tmp/test.c:5]: (style) Variable a is assigned a value that is never used.',
   \   '[/tmp/test.c:12]: (error) Array a[10] accessed at index 10, which is out of bounds.'
   \ ])

test/handler/test_ghc_handler.vader

@@ -8,7 +8,7 @@ Execute(The ghc handler should handle hdevtools output):
   \     'text': '• Couldnt match type ‘a -> T.Text’ with ‘T.Text’ Expected type: [T.Text]',
   \   },
   \ ],
-  \ ale#handlers#HandleGhcFormat(12, [
+  \ ale#handlers#haskell#HandleGHCFormat(12, [
   \ '/path/to/foo.hs:147:62: warning:',
   \ '• Couldnt match type ‘a -> T.Text’ with ‘T.Text’',
   \ '  Expected type: [T.Text]',
@@ -30,7 +30,7 @@ Execute(The ghc handler should handle ghc 8 output):
   \     'text': ' Failed to load interface for ‘GitHub.Endpoints.PullRequests’ Use -v to see a list of the files searched for.',
   \   },
   \ ],
-  \ ale#handlers#HandleGhcFormat(47, [
+  \ ale#handlers#haskell#HandleGHCFormat(47, [
   \ '',
   \ 'src/Appoint/Lib.hs:6:1: error:',
   \ '    Failed to load interface for ‘GitHub.Data’',
@@ -51,7 +51,7 @@ Execute(The ghc handler should handle ghc 7 output):
   \     'text': ' parse error (possibly incorrect indentation or mismatched brackets)',
   \   },
   \ ],
-  \ ale#handlers#HandleGhcFormat(47, [
+  \ ale#handlers#haskell#HandleGHCFormat(47, [
   \ 'src/Main.hs:168:1:',
   \ '    parse error (possibly incorrect indentation or mismatched brackets)',
   \ ])

test/handler/test_stylelint_handler.vader

@@ -0,0 +1,21 @@
+Execute (stylelint errors should be handled correctly):
+  AssertEqual
+  \ [
+  \   {
+  \     'lnum': 108,
+  \     'col': 10,
+  \     'type': 'E',
+  \     'text': 'Unexpected leading zero [number-leading-zero]',
+  \   },
+  \   {
+  \     'lnum': 116,
+  \     'col': 20,
+  \     'type': 'E',
+  \     'text': 'Expected a trailing semicolon [declaration-block-trailing-semicolon]',
+  \   },
+  \ ],
+  \ ale#handlers#css#HandleStyleLintFormat(42, [
+  \   'src/main.css',
+  \   ' 108:10  ✖  Unexpected leading zero         number-leading-zero',
+  \   ' 116:20  ✖  Expected a trailing semicolon   declaration-block-trailing-semicolon',
+  \ ])