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Add linter for AWS CloudFormation template file

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yasuhiroki 2018-06-05 01:23:25 +09:00
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1
README.md
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@ -98,6 +98,7 @@ formatting.
| C# | [mcs](http://www.mono-project.com/docs/about-mono/languages/csharp/) see:`help ale-cs-mcs` for details, [mcsc](http://www.mono-project.com/docs/about-mono/languages/csharp/) !! see:`help ale-cs-mcsc` for details and configuration|
| Chef | [foodcritic](http://www.foodcritic.io/) |
| Clojure | [joker](https://github.com/candid82/joker) |
| CloudFormation | [cfn-python-lint](https://github.com/awslabs/cfn-python-lint) |
| CMake | [cmakelint](https://github.com/richq/cmake-lint) |
| CoffeeScript | [coffee](http://coffeescript.org/), [coffeelint](https://www.npmjs.com/package/coffeelint) |
| Crystal | [crystal](https://crystal-lang.org/) !! |

33
ale_linters/cloudformation/cfn_python_lint.vim Normal file
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@ -0,0 +1,33 @@
" Author: Yasuhiro Kiyota <yasuhiroki.duck@gmail.com>
" Description: Support cfn-python-lint for AWS Cloudformation template file
function! ale_linters#cloudformation#cfn_python_lint#Handle(buffer, lines) abort
" Matches patterns line the following:
"
" sample.template.yaml:96:7:96:15: [E3012] Property Resources/Sample/Properties/FromPort should be of type Integer
let l:pattern = '\v^(.*):(\d+):(\d+):(\d+):(\d+): \[([[:alnum:]]+)\] (.*)$'
let l:output = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
let l:code = l:match[6]
if ale#path#IsBufferPath(a:buffer, l:match[1])
call add(l:output, {
\ 'lnum': l:match[2] + 0,
\ 'col': l:match[3] + 0,
\ 'text': l:match[7],
\ 'code': l:code,
\ 'type': l:code[:0] is# 'E' ? 'E' : 'W',
\})
endif
endfor
return l:output
endfunction
call ale#linter#Define('cloudformation', {
\ 'name': 'cloudformation',
\ 'executable': 'cfn-lint',
\ 'command': 'cfn-lint --template %t --format parseable',
\ 'callback': 'ale_linters#cloudformation#cfn_python_lint#Handle',
\})

14
doc/ale-cloudformation.txt Normal file
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@ -0,0 +1,14 @@
===============================================================================
ALE CloudFormation Integration *ale-cloudformation-options*
===============================================================================
cfn-python-lint *ale-cloudformation-cfn-python-lint*
cfn-python-lint is a linter for AWS CloudFormation template file.
https://github.com/awslabs/cfn-python-lint
===============================================================================
vim:tw=78:ts=2:sts=2:sw=2:ft=help:norl:

3
doc/ale.txt
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@ -35,6 +35,8 @@ CONTENTS *ale-contents*
foodcritic..........................|ale-chef-foodcritic|
clojure...............................|ale-clojure-options|
joker...............................|ale-clojure-joker|
cloudformation........................|ale-cloudformation-options|
cfn-python-lint.....................|ale-cloudformation-cfn-python-lint|
cmake.................................|ale-cmake-options|
cmakelint...........................|ale-cmake-cmakelint|
cpp...................................|ale-cpp-options|
@ -325,6 +327,7 @@ Notes:
* C#: `mcs`, `mcsc`!!
* Chef: `foodcritic`
* Clojure: `joker`
* CloudFormation: `cfn-python-lint`
* CMake: `cmakelint`
* CoffeeScript: `coffee`, `coffeelint`
* Crystal: `crystal`!!

29
test/handler/test_cfn_python_lint_handler.vader Normal file
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@ -0,0 +1,29 @@
Before:
runtime! ale_linters/cloudformation/cfn_python_lint.vim
call ale#test#SetFilename('sample.template.yaml')
After:
call ale#linter#Reset()
Execute(The cfn_python_lint handler should parse items correctly):
AssertEqual
\ [
\ {
\ 'lnum': 96,
\ 'col': 7,
\ 'text': 'Property Resources/Sample/Properties/FromPort should be of type Integer',
\ 'code': 'E3012',
\ 'type': 'E',
\ },
\ {
\ 'lnum': 97,
\ 'col': 7,
\ 'text': 'AllowedPattern and/or AllowedValues for Parameter should be specified at Parameters/SampleIpAddress. Example for AllowedPattern "^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/([0-9]|[1-2][0-9]|3[0-2]))$"',
\ 'code': 'W2509',
\ 'type': 'W',
\ },
\ ],
\ ale_linters#cloudformation#cfn_python_lint#Handle(bufnr(''), [
\ fnamemodify(tempname(), ':h') . '/sample.template.yaml:96:7:96:15: [E3012] Property Resources/Sample/Properties/FromPort should be of type Integer',
\ fnamemodify(tempname(), ':h') . '/sample.template.yaml:97:7:97:15: [W2509] AllowedPattern and/or AllowedValues for Parameter should be specified at Parameters/SampleIpAddress. Example for AllowedPattern "^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/([0-9]|[1-2][0-9]|3[0-2]))$"',
\ ])