Add ansible support, closes #96

syntax/ansible.vim

@@ -0,0 +1,90 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'ansible') == -1
+  
+" Vim syntax file
+" Language: Ansible YAML/Jinja templates
+" Maintainer: Dave Honneffer <pearofducks@gmail.com>
+" Last Change: 2015.09.06
+
+if exists("b:current_syntax")
+  finish
+endif
+
+if !exists("main_syntax")
+  let main_syntax = 'yaml'
+endif
+
+let b:current_syntax = ''
+unlet b:current_syntax
+runtime! syntax/yaml.vim
+
+let b:current_syntax = ''
+unlet b:current_syntax
+syntax include @Yaml syntax/yaml.vim
+
+let b:current_syntax = ''
+unlet b:current_syntax
+syntax include @Jinja syntax/jinja2.vim
+
+" Jinja
+" ================================
+
+syn cluster jinjaSLSBlocks add=jinjaTagBlock,jinjaVarBlock,jinjaComment
+" https://github.com/mitsuhiko/jinja2/blob/6b7c0c23/ext/Vim/jinja.vim
+syn region jinjaTagBlock matchgroup=jinjaTagDelim start=/{%-\?/ end=/-\?%}/ containedin=ALLBUT,jinjaTagBlock,jinjaVarBlock,jinjaRaw,jinjaString,jinjaNested,jinjaComment,@jinjaSLSBlocks
+syn region jinjaVarBlock matchgroup=jinjaVarDelim start=/{{-\?/ end=/-\?}}/ containedin=ALLBUT,jinjaTagBlock,jinjaVarBlock,jinjaRaw,jinjaString,jinjaNested,jinjaComment,@jinjaSLSBlocks
+syn region jinjaComment matchgroup=jinjaCommentDelim start="{#" end="#}" containedin=ALLBUT,jinjaTagBlock,jinjaVarBlock,jinjaString,@jinjaSLSBlocks
+highlight link jinjaVariable Constant
+highlight link jinjaVarDelim Delimiter
+
+" YAML
+" ================================
+
+" Reset some YAML to plain styling
+" the number 80 in Ansible isn't any more important than the word root
+highlight link yamlInteger NONE
+highlight link yamlBool NONE
+highlight link yamlFlowString NONE
+" but it does make sense we visualize quotes easily
+highlight link yamlFlowStringDelimiter Delimiter
+
+fun! s:attribute_highlight(attributes)
+  if a:attributes =~ 'a'
+    syn match ansible_attributes "\v\w+\=" containedin=yamlPlainScalar
+  else
+    syn match ansible_attributes "\v^\s*\w+\=" containedin=yamlPlainScalar
+  endif
+  if a:attributes =~ 'n'
+    highlight link ansible_attributes NONE
+  elseif a:attributes =~ 'd'
+    highlight link ansible_attributes Comment
+  else
+    highlight link ansible_attributes Structure
+  endif
+endfun
+
+if exists("g:ansible_attribute_highlight")
+  call s:attribute_highlight(g:ansible_attribute_highlight)
+else
+  call s:attribute_highlight('ad')
+endif
+
+if exists("g:ansible_name_highlight")
+  syn keyword ansible_name name containedin=yamlBlockMappingKey contained
+  if g:ansible_name_highlight =~ 'd'
+    highlight link ansible_name Comment
+  else
+    highlight link ansible_name Underlined
+  endif
+endif
+
+syn keyword ansible_debug_keywords debug containedin=yamlBlockMappingKey contained
+highlight link ansible_debug_keywords Debug
+
+syn match ansible_with_keywords "\vwith_.+" containedin=yamlBlockMappingKey contained
+syn keyword ansible_special_keywords include until retries delay when only_if become become_user block rescue always notify containedin=yamlBlockMappingKey contained
+highlight link ansible_with_keywords Statement
+highlight link ansible_special_keywords Statement
+
+let b:current_syntax = "ansible"
+
+endif