languages: add templ (#8540)

2 files changed, 103 insertions, 0 deletions

diff --git a/runtime/queries/templ/highlights.scm b/runtime/queries/templ/highlights.scm
new file mode 100644
index 00000000..e5b2ede0
--- /dev/null
+++ b/runtime/queries/templ/highlights.scm
@@ -0,0 +1,99 @@
+(package_identifier) @namespace
+
+(parameter_declaration (identifier) @variable.parameter)
+(variadic_parameter_declaration (identifier) @variable.parameter)
+
+(function_declaration
+  name: (identifier) @function)
+
+(type_spec name: (type_identifier) @type)
+(type_identifier) @type
+(field_identifier) @variable.other.member
+(identifier) @variable
+
+; Function calls
+
+(call_expression
+  function: (identifier) @function)
+
+(call_expression
+  function: (selector_expression
+    field: (field_identifier) @function))
+
+;
+; These are Templ specific
+;
+
+(component_declaration
+  name: (component_identifier) @function)
+
+(tag_start) @tag
+(tag_end) @tag
+(self_closing_tag) @tag
+(style_element) @tag
+
+(attribute
+  name: (attribute_name) @attribute)
+(attribute
+  value: (quoted_attribute_value) @string)
+
+(element_text) @string.special
+(style_element_text) @string.special
+
+(css_property
+  name: (css_property_name) @attribute)
+
+(expression) @function.method
+(dynamic_class_attribute_value) @function.method
+
+(component_import
+  name: (component_identifier) @function)
+
+(component_render) @function
+
+[
+  "@"
+] @operator
+
+[
+  "func"
+  "var"
+  "const"
+  "templ"
+  "css"
+  "type"
+  "struct"
+  "range"
+  "script"
+] @keyword.storage.type
+
+[
+  "return"
+] @keyword.control.return
+
+[
+  "import"
+  "package"
+] @keyword.control.import
+
+[
+  "else"
+  "case"
+  "switch"
+  "if"
+  "default"
+] @keyword.control.conditional
+
+"for" @keyword.control.repeat
+
+[
+  (interpreted_string_literal)
+  (raw_string_literal)
+  (rune_literal)
+] @string
+
+; Comments
+
+(comment) @comment
+
+(element_comment) @comment
diff --git a/runtime/queries/templ/injections.scm b/runtime/queries/templ/injections.scm
new file mode 100644
index 00000000..4dd5a630
--- /dev/null
+++ b/runtime/queries/templ/injections.scm
@@ -0,0 +1,4 @@
+((script_block_text) @injection.content (#set! injection.language "javascript"))
+((script_element_text) @injection.content (#set! injection.language "javascript"))
+
+((style_element_text) @injection.content (#set! injection.language "css"))