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; See: https://docs.helix-editor.com/master/themes.html#syntax-highlighting
; attribute
; ---------
(case_name) @attribute
; comment.line
; ------------
[
(singleline_comment)
(rule_descr)
] @comment.line
; comment.block
; -------------
(multiline_comment) @comment.block
; function.method
; ---------------
(rule
name: (identifier) @function.method)
; function.builtin
; ----------------
; Lexical
((identifier) @function.builtin
(#any-of? @function.builtin
"any"
"alnum"
"end"
"digit" "hexDigit"
"letter"
"space"
"lower" "upper" "caseInsensitive"
"listOf" "nonemptyListOf" "emptyListOf"
"applySyntactic")
(#is-not? local))
; Syntactic
((identifier) @function.builtin
(#any-of? @function.builtin "ListOf" "NonemptyListOf" "EmptyListOf")
(#is-not? local))
; function.method (continuing)
; ---------------
(term
base: (identifier) @function.method)
; string.special
; --------------
(escape_char) @constant.character.escape
; string
; ------
[
(terminal_string)
(one_char_terminal)
] @string
; type
; ----
(super_grammar
name: (identifier) @type)
(grammar
name: (identifier) @type)
; operator
; --------
[
; "=" ":=" "+="
(define) (override) (extend)
; "&" "~"
(lookahead) (negative_lookahead)
; "#"
(lexification)
; "*" "+" "?"
(zero_or_more) (one_or_more) (zero_or_one)
; "..."
(super_splice)
"<:" ".." "|"
] @operator
; punctuation.bracket
; -------------------
[
"<"
">"
"{"
"}"
] @punctuation.bracket
(alt
"(" @punctuation.bracket
")" @punctuation.bracket)
; punctuation.delimiter
; ---------------------
"," @punctuation.delimiter
; variable.parameter
; ------------------
(formals
(identifier) @variable.parameter)
|
