add some custom syntax files to nvim

1 files changed, 76 insertions, 0 deletions

diff --git a/.config/nvim/syntax/antlr4.vim b/.config/nvim/syntax/antlr4.vim
new file mode 100755
index 0000000..6f41e4a
--- /dev/null
+++ b/.config/nvim/syntax/antlr4.vim
@@ -0,0 +1,76 @@
+" vim: ts=8
+" Vim syntax file
+" Language:     ANTLRv4
+" Maintainer:   Jörn Horstmann (updated by Dylon Edwards)
+" Last Change:  2015-12-15
+
+" For version 5.x: Clear all syntax items
+" For version 6.x: Quit when a syntax file was already loaded
+if version < 600
+  syntax clear
+elseif exists("b:current_syntax")
+  finish
+endif
+
+syn keyword antlrKeyword import fragment lexer parser grammar returns locals throws catch finally mode options tokens header members init after channels mode protected public private
+
+syn keyword antlrReserved rule
+
+syn match  antlrCharacter '\\\(r\|n\|t\|f\|b\|"\|\'\|\\\|u\x\{4}\)' contained display
+
+syn match antlrToken "\<[A-Z_][a-zA-Z_0-9]\+\>"
+syn match antlrRule "[a-z][a-zA-Z_0-9]\+"
+syn match antlrScopeVariable '$\k\+::\k\+'
+
+syn match antlrOperator "[:;@.]"
+syn match antlrOperator "[()]"
+syn match antlrOperator "[?+*~|!]"
+syn match antlrOperator "[->=^]"
+
+syn match antlrBlock "[{}]"
+syn region antlrAction matchgroup=antlrBlock start="{" end="}" contains=antlrVariable,antlrAction
+syn match antlrVariable contained "$[a-zA-Z][a-zA-Z_0-9]*"
+
+syn include @PYTHON syntax/python.vim
+syn region ANTLR4EmbeddedPythonAction matchgroup=antlrBlock start="{" end="}" contains=@PYTHON,antlrVariable containedin=antlrAction
+
+syn keyword antlrOperations pushMode popMode skip channel
+
+syn match antlrBrace "[\[\]]"
+syn region antlrCharClass matchgroup=antlrBrace start="\[" end="\]" contains=antlrCharacter
+
+syn region antlrLiteral start=+'+ end=+'+ contains=antlrCharacter
+syn region antlrLiteral start=+"+ end=+"+ contains=antlrCharacter
+
+syn region antlrComment start="/\*" end="\*/"
+syn match  antlrComment "//.*$"
+
+" Define the default highlighting.
+" For version 5.7 and earlier: only when not done already
+" For version 5.8 and later: only when an item doesn't have highlighting yet
+if version >= 508
+  if version < 508
+    let did_antlr_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink antlrReserved          Error
+  HiLink antlrOperations        Identifier
+  HiLink antlrLiteral           String
+  hi def antlrVariable		term=bold cterm=bold gui=bold
+  HiLink antlrBrace		Operator
+  HiLink antlrBlock		Operator
+  HiLink antlrCharacter         Special
+  HiLink antlrComment           Comment
+  HiLink antlrOperator          Operator
+  HiLink antlrKeyword           Keyword
+  HiLink antlrToken             PreProc
+  HiLink antlrScopeVariable     Identifier
+  HiLink antlrRule		Type
+
+  delcommand HiLink
+endif
+
+let b:current_syntax = "antlr4"