Add syntax for tags and sections

Author: sudormrfbin

plugin/cheatsheet.vim

@@ -2,6 +2,10 @@ command -bar -nargs=0 CheatSheetFloat lua require'cheatsheet'.show_cheats_float(
 command -bar -nargs=0 CheatSheetTelescope lua require'cheatsheet.telescope'.pick_cheat()
 
 highlight default link cheatComment Comment
+highlight default link cheatMetadataComment Comment
+highlight default link cheatMetadataTag Include
+highlight default link cheatMetadataSection Structure
+
 highlight default link cheatDescription String
 highlight default link cheatSeparator Keyword
 highlight default link cheatCode Statement

syntax/cheatsheet.vim

@@ -7,7 +7,18 @@ let b:current_syntax = "cheatsheet"
 syn clear
 syn sync fromstart
 
-syn match cheatComment /#.*$/
+syn region cheatComment start=/\v#[^#]/ end=/$/ keepend
+
+"        ##          plugin-name  @tag @tag
+"        ^^          ^^^^^^^^^^^  ^^^^
+" metadata-comment     section    tag
+syn match cheatMetadataSection /##\s\+\S\+/ms=s+2 skipwhite nextgroup=cheatMetadataTag contained
+syn match cheatMetadataTag /@\S\+/ contained
+syn region cheatMetadataComment start=/##/ end=/$/ keepend skipwhite contains=cheatMetadataSection,cheatMetadataTag
+
+"      Some useful text       |       :Command
+"      ^^^^^^^^^^^^^^^^       ^       ^^^^^^^^
+"        description      separator   cheatcode
 syn match cheatDescription /\v^[^\#][^|]*/ contained skipwhite nextgroup=cheatSeparator
 syn match cheatSeparator '|' nextgroup=cheatCode skipwhite contained
 syn match cheatCode '.*' contained