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; Attributes
; module declaration
(attribute
name: (atom) @keyword
(arguments (atom) @namespace)
(#match? @keyword "(module|behaviou?r)"))
(attribute
name: (atom) @keyword
(arguments
.
(atom) @namespace)
(#eq? @keyword "import"))
(attribute
name: (atom) @keyword
(arguments
.
[(atom) @type (macro)]
[
(tuple (atom)? @variable.other.member)
(tuple
(binary_operator
left: (atom) @variable.other.member
operator: ["=" "::"]))
(tuple
(binary_operator
left:
(binary_operator
left: (atom) @variable.other.member
operator: "=")
operator: "::"))
])
(#eq? @keyword "record"))
(attribute
name: (atom) @keyword
(arguments
.
[
(atom) @constant
(variable) @constant
(call
function:
[(variable) (atom)] @keyword.directive)
])
(#eq? @keyword "define"))
(attribute
name: (atom) @keyword
(arguments
(_) @keyword.directive)
(#match? @keyword "ifn?def"))
(attribute
name: (atom) @keyword
module: (atom) @namespace
(#match? @keyword "(spec|callback)"))
; Functions
(function_clause name: (atom) @function)
(call module: (atom) @namespace)
(call function: (atom) @function)
(stab_clause name: (atom) @function)
(function_capture module: (atom) @namespace)
(function_capture function: (atom) @function)
; Macros
(macro
"?"+ @constant
name: (_) @constant
!arguments)
(macro
"?"+ @keyword.directive
name: (_) @keyword.directive)
; Ignored variables
((variable) @comment.discard
(#match? @comment.discard "^_"))
; Parameters
; specs
((attribute
name: (atom) @keyword
(stab_clause
pattern: (arguments (variable) @variable.parameter)
body: (variable)? @variable.parameter))
(#match? @keyword "(spec|callback)"))
; functions
(function_clause pattern: (arguments (variable) @variable.parameter))
; anonymous functions
(stab_clause pattern: (arguments (variable) @variable.parameter))
; parametric types
((attribute
name: (atom) @keyword
(arguments
(binary_operator
left: (call (arguments (variable) @variable.parameter))
operator: "::")))
(#match? @keyword "(type|opaque)"))
; macros
((attribute
name: (atom) @keyword
(arguments
(call (arguments (variable) @variable.parameter))))
(#eq? @keyword "define"))
; Records
(record_content
(binary_operator
left: (atom) @variable.other.member
operator: "="))
(record field: (atom) @variable.other.member)
(record name: (atom) @type)
; Keywords
(attribute name: (atom) @keyword)
["case" "fun" "if" "of" "when" "end" "receive" "try" "catch" "after" "begin" "maybe"] @keyword
; Operators
(binary_operator
left: (atom) @function
operator: "/"
right: (integer) @constant.numeric.integer)
((binary_operator operator: _ @keyword.operator)
(#match? @keyword.operator "^\\w+$"))
((unary_operator operator: _ @keyword.operator)
(#match? @keyword.operator "^\\w+$"))
(binary_operator operator: _ @operator)
(unary_operator operator: _ @operator)
["/" ":" "->"] @operator
; Comments
(tripledot) @comment.discard
[(comment) (line_comment) (shebang)] @comment
; Basic types
(variable) @variable
((atom) @constant.builtin.boolean
(#match? @constant.builtin.boolean "^(true|false)$"))
(atom) @string.special.symbol
[(string) (sigil)] @string
(character) @constant.character
(escape_sequence) @constant.character.escape
(integer) @constant.numeric.integer
(float) @constant.numeric.float
; Punctuation
["," "." "-" ";"] @punctuation.delimiter
["(" ")" "#" "{" "}" "[" "]" "<<" ">>"] @punctuation.bracket
; (ERROR) @error
|
