Add helm syntax, closes #422

4 files changed, 105 insertions, 1 deletions

diff --git a/README.md b/README.md
index 840cd817..58f98b09 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ A collection of language packs for Vim.
 > One to rule them all, one to find them, one to bring them all and in the darkness bind them.
 
 - It **won't affect your startup time**, as scripts are loaded only on demand\*.
-- It **installs and updates 120+ times faster** than the <!--Package Count-->144<!--/Package Count--> packages it consists of.
+- It **installs and updates 120+ times faster** than the <!--Package Count-->145<!--/Package Count--> packages it consists of.
 - Solid syntax and indentation support (other features skipped). Only the best language packs.
 - All unnecessary files are ignored (like enormous documentation from php support).
 - No support for esoteric languages, only most popular ones (modern too, like `slim`).
@@ -93,6 +93,7 @@ If you need full functionality of any plugin, please use it directly with your p
 - [haskell](https://github.com/neovimhaskell/haskell-vim) (syntax, indent, ftplugin)
 - [haxe](https://github.com/yaymukund/vim-haxe) (syntax)
 - [hcl](https://github.com/b4b4r07/vim-hcl) (syntax, indent, ftplugin)
+- [helm](https://github.com/towolf/vim-helm) (syntax)
 - [hive](https://github.com/zebradil/hive.vim) (syntax, ftplugin)
 - [html5](https://github.com/othree/html5.vim) (syntax, indent, autoload, ftplugin)
 - [i3](https://github.com/mboughaba/i3config.vim) (syntax, ftplugin)
diff --git a/build b/build
index 28c584dc..63850572 100755
--- a/build
+++ b/build
@@ -203,6 +203,7 @@ PACKS="
   haskell:neovimhaskell/haskell-vim
   haxe:yaymukund/vim-haxe
   hcl:b4b4r07/vim-hcl
+  helm:towolf/vim-helm
   hive:zebradil/hive.vim
   html5:othree/html5.vim
   i3:mboughaba/i3config.vim
diff --git a/ftdetect/polyglot.vim b/ftdetect/polyglot.vim
index d326ac02..3b9306d7 100644
--- a/ftdetect/polyglot.vim
+++ b/ftdetect/polyglot.vim
@@ -560,6 +560,13 @@ autocmd BufNewFile,BufRead Appfile set filetype=hcl
   augroup end
 endif
 
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'helm') == -1
+  augroup filetypedetect
+  " helm, from helm.vim in towolf/vim-helm
+autocmd BufRead,BufNewFile */templates/*.yaml,*/templates/*.tpl set ft=helm
+  augroup end
+endif
+
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'hive') == -1
   augroup filetypedetect
   " hive, from hive.vim in zebradil/hive.vim
diff --git a/syntax/helm.vim b/syntax/helm.vim
new file mode 100644
index 00000000..aa75c006
--- /dev/null
+++ b/syntax/helm.vim
@@ -0,0 +1,95 @@
+if exists('g:polyglot_disabled') && index(g:polyglot_disabled, 'helm') != -1
+  finish
+endif
+
+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
+
+syn case match
+
+" Go escapes
+syn match       goEscapeOctal       display contained "\\[0-7]\{3}"
+syn match       goEscapeC           display contained +\\[abfnrtv\\'"]+
+syn match       goEscapeX           display contained "\\x\x\{2}"
+syn match       goEscapeU           display contained "\\u\x\{4}"
+syn match       goEscapeBigU        display contained "\\U\x\{8}"
+syn match       goEscapeError       display contained +\\[^0-7xuUabfnrtv\\'"]+
+
+hi def link     goEscapeOctal       goSpecialString
+hi def link     goEscapeC           goSpecialString
+hi def link     goEscapeX           goSpecialString
+hi def link     goEscapeU           goSpecialString
+hi def link     goEscapeBigU        goSpecialString
+hi def link     goSpecialString     Special
+hi def link     goEscapeError       Error
+
+" Strings and their contents
+syn cluster     goStringGroup       contains=goEscapeOctal,goEscapeC,goEscapeX,goEscapeU,goEscapeBigU,goEscapeError
+syn region      goString            contained start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@goStringGroup
+syn region      goRawString         contained start=+`+ end=+`+
+
+hi def link     goString            String
+hi def link     goRawString         String
+
+" Characters; their contents
+syn cluster     goCharacterGroup    contains=goEscapeOctal,goEscapeC,goEscapeX,goEscapeU,goEscapeBigU
+syn region      goCharacter         contained start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=@goCharacterGroup
+
+hi def link     goCharacter         Character
+
+" Integers
+syn match       goDecimalInt        contained "\<\d\+\([Ee]\d\+\)\?\>"
+syn match       goHexadecimalInt    contained "\<0x\x\+\>"
+syn match       goOctalInt          contained "\<0\o\+\>"
+syn match       goOctalError        contained "\<0\o*[89]\d*\>"
+syn cluster     goInt               contains=goDecimalInt,goHexadecimalInt,goOctalInt
+" Floating point
+syn match       goFloat             contained "\<\d\+\.\d*\([Ee][-+]\d\+\)\?\>"
+syn match       goFloat             contained "\<\.\d\+\([Ee][-+]\d\+\)\?\>"
+syn match       goFloat             contained "\<\d\+[Ee][-+]\d\+\>"
+" Imaginary literals
+syn match       goImaginary         contained "\<\d\+i\>"
+syn match       goImaginary         contained "\<\d\+\.\d*\([Ee][-+]\d\+\)\?i\>"
+syn match       goImaginary         contained "\<\.\d\+\([Ee][-+]\d\+\)\?i\>"
+syn match       goImaginary         contained "\<\d\+[Ee][-+]\d\+i\>"
+
+hi def link     goInt        Number
+hi def link     goFloat      Number
+hi def link     goImaginary  Number
+
+" Token groups
+syn cluster     gotplLiteral     contains=goString,goRawString,goCharacter,@goInt,goFloat,goImaginary
+syn keyword     gotplControl     contained   if else end range with template include tpl required define
+syn keyword     gotplFunctions   contained   and call html index js len not or print printf println urlquery eq ne lt le gt ge
+syn keyword     goSprigFunctions contained   abbrev abbrevboth add add1 adler32sum ago append atoi b32dec b32enc b64dec b64enc base biggest buildCustomCert camelcase cat ceil clean coalesce \contains compact date dateInZone dateModify date_in_zone date_modify default derivePassword dict dir div empty ext fail first float64 floor fromJson fromYaml genCA genPrivateKey genSelfSignedCert genSignedCert has hasKey hasPrefix hasSuffix hello htmlDate htmlDateInZone indent initial initials int int64 isAbs join kebabcase keys kindIs kindOf last list lower max merge mergeOverwrite min mod mul nindent nospace now omit pick pluck plural prepend quote randAlpha randAlphaNum randAscii randNumeric regexFind regexFindAll regexMatch regexReplaceAll regexReplaceAllLiteral regexSplit repeat replace rest reverse round semver semverCompare set sha1sum sha256sum shuffle slice snakecase sortAlpha split splitList splitn squote sub substr swapcase ternary title toDate toJson toPrettyJson toString toStrings toToml toYaml trim trimAll trimPrefix trimSuffix trimall trunc tuple typeIs typeIsLike typeOf uniq unixEpoch unset until untilStep untitle upper uuidv4 values without wrap wrapWith
+syn match       gotplVariable    contained   /\$[a-zA-Z0-9_]*\>/
+syn match       goTplIdentifier  contained   /\.[^\s}]+\>/
+
+hi def link     gotplControl        Keyword
+hi def link     gotplFunctions      Function
+hi def link     goSprigFunctions    Function
+hi def link     goTplVariable       Special
+
+syn region gotplAction start="{{" end="}}" contains=@gotplLiteral,gotplControl,gotplFunctions,goSprigFunctions,gotplVariable,goTplIdentifier containedin=yamlFlowString display
+syn region gotplAction start="\[\[" end="\]\]" contains=@gotplLiteral,gotplControl,gotplFunctions,goSprigFunctions,gotplVariable containedin=yamlFlowString display
+syn region goTplComment start="{{\(- \)\?/\*" end="\*/\( -\)\?}}" display
+syn region goTplComment start="\[\[\(- \)\?/\*" end="\*/\( -\)\?\]\]" display
+
+hi def link gotplAction PreProc
+hi def link goTplComment Comment
+let b:current_syntax = "helm"
+
+" vim: sw=2 ts=2 et