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-rw-r--r--README.md1
-rw-r--r--ale_linters/cloudformation/cfn_python_lint.vim33
-rw-r--r--doc/ale-cloudformation.txt14
-rw-r--r--doc/ale.txt3
-rw-r--r--test/handler/test_cfn_python_lint_handler.vader29
5 files changed, 80 insertions, 0 deletions
diff --git a/README.md b/README.md
index 90ec9d44..b742212b 100644
--- a/README.md
+++ b/README.md
@@ -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/) !! |
diff --git a/ale_linters/cloudformation/cfn_python_lint.vim b/ale_linters/cloudformation/cfn_python_lint.vim
new file mode 100644
index 00000000..a401f224
--- /dev/null
+++ b/ale_linters/cloudformation/cfn_python_lint.vim
@@ -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',
+\})
diff --git a/doc/ale-cloudformation.txt b/doc/ale-cloudformation.txt
new file mode 100644
index 00000000..59c6af06
--- /dev/null
+++ b/doc/ale-cloudformation.txt
@@ -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:
+
diff --git a/doc/ale.txt b/doc/ale.txt
index 0531589c..4fe3a23a 100644
--- a/doc/ale.txt
+++ b/doc/ale.txt
@@ -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`!!
diff --git a/test/handler/test_cfn_python_lint_handler.vader b/test/handler/test_cfn_python_lint_handler.vader
new file mode 100644
index 00000000..1bbd6388
--- /dev/null
+++ b/test/handler/test_cfn_python_lint_handler.vader
@@ -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]))$"',
+ \ ])