nvim: try setting up helm templating

.config/nvim/lua/plugins/lsp.lua

@@ -31,6 +31,9 @@ return {
 					},
 				},
 			})
+			lsp.helm_ls.setup({
+				filetypes= { "helm", "yaml" },
+			})
 		end,
 	},
 }

.config/nvim/lua/plugins/treesitter.lua

@@ -1,6 +1,15 @@
 return {
 	"nvim-treesitter/nvim-treesitter",
 	config = function()
+		local parser_config = require("nvim-treesitter.parsers").get_parser_configs()
+		parser_config.gotmpl = {
+			install_info = {
+				url = "https://github.com/ngalaiko/tree-sitter-go-template",
+				files = { "src/parser.c" },
+			},
+			filetype = "gotmpl",
+			used_by = { "gohtmltmpl", "gotexttmpl", "gotmpl", "yaml" },
+		}
 		require("nvim-treesitter.configs").setup({
 			highlight = {
 				enable = true,

.config/nvim/queries/gotmpl/highlights.scm

@@ -0,0 +1,84 @@
+; Identifiers
+
+[
+    (field)
+    (field_identifier)
+] @property
+
+(variable) @variable
+
+; Function calls
+
+(function_call
+  function: (identifier) @function)
+
+(method_call
+  method: (selector_expression
+    field: (field_identifier) @method))
+
+; Operators
+
+"|" @operator
+":=" @operator
+
+; Builtin functions
+
+((identifier) @function.builtin
+ (#match? @function.builtin "^(and|call|html|index|slice|js|len|not|or|print|printf|println|urlquery|eq|ne|lt|ge|gt|ge)$"))
+
+; Delimiters
+
+"." @punctuation.delimiter
+"," @punctuation.delimiter
+
+"{{" @punctuation.bracket
+"}}" @punctuation.bracket
+"{{-" @punctuation.bracket
+"-}}" @punctuation.bracket
+")" @punctuation.bracket
+"(" @punctuation.bracket
+
+; Keywords
+
+[
+    "else"
+    "else if"
+    "if"
+    "with"
+] @conditional
+
+[
+    "range"
+    "end"
+    "template"
+    "define"
+    "block"
+] @keyword
+
+; Literals
+
+[
+  (interpreted_string_literal)
+  (raw_string_literal)
+  (rune_literal)
+] @string
+
+(escape_sequence) @string.special
+
+[
+  (int_literal)
+  (float_literal)
+  (imaginary_literal)
+] @number
+
+[
+    (true)
+    (false)
+] @boolean
+
+[
+  (nil)
+] @constant.builtin
+
+(comment) @comment
+(ERROR) @error

.config/nvim/queries/gotmpl/injections.scm

@@ -0,0 +1 @@
+(text) @yaml