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update languages.toml: tree-sitter-lua grammar (#9727)

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* update languages.toml: tree-sitter-lua grammar

repo has moved, use new URL and the rev of the latest release (v0.0.19)

* update highlight queries

a novice attempt to port query updates from the
source repo to Helix captures and ordering

* Apply suggestions from code review

Co-authored-by: Michael Davis <mcarsondavis@gmail.com>

---------

Co-authored-by: Michael Davis <mcarsondavis@gmail.com>
This commit is contained in:
Brian Dorsey 2024-02-28 11:55:17 -08:00 • committed by GitHub
parent 083a9e775d
commit f03b91d1b7
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GPG key ID: B5690EEEBB952194
2 changed files with 69 additions and 14 deletions
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2
languages.toml
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@ -1129,7 +1129,7 @@ language-servers = [ "lua-language-server" ]
[[grammar]]
name = "lua"
source = { git = "https://github.com/MunifTanjim/tree-sitter-lua", rev = "887dfd4e83c469300c279314ff1619b1d0b85b91" }
source = { git = "https://github.com/tree-sitter-grammars/tree-sitter-lua", rev = "88e446476a1e97a8724dff7a23e2d709855077f2" }
[[language]]
name = "svelte"

81
runtime/queries/lua/highlights.scm
View file

@ -1,9 +1,5 @@
;;; Highlighting for lua
;;; Builtins
((identifier) @variable.builtin
(#eq? @variable.builtin "self"))
;; Keywords
(if_statement
@ -130,16 +126,65 @@
((identifier) @constant
(#match? @constant "^[A-Z][A-Z_0-9]*$"))
;; Parameters
(parameters
(identifier) @variable.parameter)
;; Tables
; ;; Functions
(function_declaration name: (identifier) @function)
(function_call name: (identifier) @function.call)
(field name: (identifier) @variable.other.member)
(function_declaration name: (dot_index_expression field: (identifier) @function))
(function_call name: (dot_index_expression field: (identifier) @function.call))
(dot_index_expression field: (identifier) @variable.other.member)
(table_constructor
[
"{"
"}"
] @constructor)
;; Functions
(parameters (identifier) @variable.parameter)
(function_call
(identifier) @function.builtin
(#any-of? @function.builtin
;; built-in functions in Lua 5.1
"assert" "collectgarbage" "dofile" "error" "getfenv" "getmetatable" "ipairs"
"load" "loadfile" "loadstring" "module" "next" "pairs" "pcall" "print"
"rawequal" "rawget" "rawset" "require" "select" "setfenv" "setmetatable"
"tonumber" "tostring" "type" "unpack" "xpcall"))
(function_declaration
name: [
(identifier) @function
(dot_index_expression
field: (identifier) @function)
])
(function_declaration
name: (method_index_expression
method: (identifier) @function.method))
(assignment_statement
(variable_list .
name: [
(identifier) @function
(dot_index_expression
field: (identifier) @function)
])
(expression_list .
value: (function_definition)))
(table_constructor
(field
name: (identifier) @function
value: (function_definition)))
(function_call
name: [
(identifier) @function.call
(dot_index_expression
field: (identifier) @function.call)
(method_index_expression
method: (identifier) @function.method.call)
])
; TODO: incorrectly highlights variable N in `N, nop = 42, function() end`
(assignment_statement
@ -153,6 +198,7 @@
;; Nodes
(comment) @comment
(string) @string
(escape_sequence) @constant.character.escape
(number) @constant.numeric.integer
(label_statement) @label
; A bit of a tricky one, this will only match field names
@ -162,7 +208,16 @@
;; Property
(dot_index_expression field: (identifier) @variable.other.member)
;; Variable
;; Variables
((identifier) @variable.builtin
(#eq? @variable.builtin "self"))
(variable_list
(attribute
"<" @punctuation.bracket
(identifier) @attribute
">" @punctuation.bracket))
(identifier) @variable
;; Error