syntax highlighting for toml docs

3 files changed, 99 insertions, 0 deletions

diff --git a/.vim/after/ftplugin/toml.vim b/.vim/after/ftplugin/toml.vim
new file mode 100644
index 0000000..9075e88
--- /dev/null
+++ b/.vim/after/ftplugin/toml.vim
@@ -0,0 +1,21 @@
+" File: ftplugin/toml.vim
+" Author: Kevin Ballard <kevin@sb.org>
+" Description: FileType Plugin for Toml
+" Last Change: Feb 12, 2019
+
+if exists('b:did_ftplugin')
+    finish
+endif
+let b:did_ftplugin = 1
+
+let s:save_cpo = &cpo
+set cpo&vim
+let b:undo_ftplugin = 'setlocal commentstring< comments<'
+
+setlocal commentstring=#\ %s
+setlocal comments=:#
+
+let &cpo = s:save_cpo
+unlet s:save_cpo
+
+" vim: set et sw=4 ts=4:
diff --git a/.vim/ftdetect/toml.vim b/.vim/ftdetect/toml.vim
new file mode 100644
index 0000000..568dd82
--- /dev/null
+++ b/.vim/ftdetect/toml.vim
@@ -0,0 +1,2 @@
+" Go dep and Rust use several TOML config files that are not named with .toml.
+autocmd BufNewFile,BufRead *.toml,Gopkg.lock,Cargo.lock,*/.cargo/config,*/.cargo/credentials,Pipfile setf toml
diff --git a/.vim/syntax/toml.vim b/.vim/syntax/toml.vim
new file mode 100644
index 0000000..7cf0c0a
--- /dev/null
+++ b/.vim/syntax/toml.vim
@@ -0,0 +1,76 @@
+" Language:   TOML
+" Maintainer: Caleb Spare <cespare@gmail.com>
+" URL:        https://github.com/cespare/vim-toml
+" LICENSE:    MIT
+
+if exists("b:current_syntax")
+  finish
+endif
+
+syn match tomlEscape /\\[btnfr"/\\]/ display contained
+syn match tomlEscape /\\u\x\{4}/ contained
+syn match tomlEscape /\\U\x\{8}/ contained
+hi def link tomlEscape SpecialChar
+
+syn match tomlLineEscape /\\$/ contained
+hi def link tomlLineEscape SpecialChar
+
+" Basic strings
+syn region tomlString oneline start=/"/ skip=/\\\\\|\\"/ end=/"/ contains=tomlEscape
+" Multi-line basic strings
+syn region tomlString start=/"""/ end=/"""/ contains=tomlEscape,tomlLineEscape
+" Literal strings
+syn region tomlString oneline start=/'/ end=/'/
+" Multi-line literal strings
+syn region tomlString start=/'''/ end=/'''/
+hi def link tomlString String
+
+syn match tomlInteger /[+-]\=\<[1-9]\(_\=\d\)*\>/ display
+syn match tomlInteger /[+-]\=\<0\>/ display
+syn match tomlInteger /[+-]\=\<0x[[:xdigit:]]\(_\=[[:xdigit:]]\)*\>/ display
+syn match tomlInteger /[+-]\=\<0o[0-7]\(_\=[0-7]\)*\>/ display
+syn match tomlInteger /[+-]\=\<0b[01]\(_\=[01]\)*\>/ display
+syn match tomlInteger /[+-]\=\<\(inf\|nan\)\>/ display
+hi def link tomlInteger Number
+
+syn match tomlFloat /[+-]\=\<\d\(_\=\d\)*\.\d\+\>/ display
+syn match tomlFloat /[+-]\=\<\d\(_\=\d\)*\(\.\d\(_\=\d\)*\)\=[eE][+-]\=\d\(_\=\d\)*\>/ display
+hi def link tomlFloat Float
+
+syn match tomlBoolean /\<\%(true\|false\)\>/ display
+hi def link tomlBoolean Boolean
+
+" https://tools.ietf.org/html/rfc3339
+syn match tomlDate /\d\{4\}-\d\{2\}-\d\{2\}/ display
+syn match tomlDate /\d\{2\}:\d\{2\}:\d\{2\}\%(\.\d\+\)\?/ display
+syn match tomlDate /\d\{4\}-\d\{2\}-\d\{2\}[T ]\d\{2\}:\d\{2\}:\d\{2\}\%(\.\d\+\)\?\%(Z\|[+-]\d\{2\}:\d\{2\}\)\?/ display
+hi def link tomlDate Constant
+
+syn match tomlKey /\v(^|[{,])\s*\zs[[:alnum:]._-]+\ze\s*\=/ display
+hi def link tomlKey Identifier
+
+syn region tomlKeyDq oneline start=/\v(^|[{,])\s*\zs"/ end=/"\ze\s*=/ contains=tomlEscape
+hi def link tomlKeyDq Identifier
+
+syn region tomlKeySq oneline start=/\v(^|[{,])\s*\zs'/ end=/'\ze\s*=/
+hi def link tomlKeySq Identifier
+
+syn region tomlTable oneline start=/^\s*\[[^\[]/ end=/\]/ contains=tomlKey,tomlKeyDq,tomlKeySq
+hi def link tomlTable Title
+
+syn region tomlTableArray oneline start=/^\s*\[\[/ end=/\]\]/ contains=tomlKey,tomlKeyDq,tomlKeySq
+hi def link tomlTableArray Title
+
+syn cluster tomlValue contains=tomlArray,tomlString,tomlInteger,tomlFloat,tomlBoolean,tomlDate,tomlComment
+syn region tomlKeyValueArray start=/=\s*\[\zs/ end=/\]/ contains=@tomlValue
+syn region tomlArray start=/\[/ end=/\]/ contains=@tomlValue contained
+
+syn keyword tomlTodo TODO FIXME XXX BUG contained
+hi def link tomlTodo Todo
+
+syn match tomlComment /#.*/ contains=@Spell,tomlTodo
+hi def link tomlComment Comment
+
+syn sync minlines=500
+
+let b:current_syntax = "toml"