3 files changed, 72 insertions, 0 deletions
diff --git a/runtime/queries/fidl/folds.scm b/runtime/queries/fidl/folds.scm
new file mode 100644
index 00000000..f524c455
--- /dev/null
+++ b/runtime/queries/fidl/folds.scm
@@ -0,0 +1,6 @@
+[
+  (layout_declaration)
+  (protocol_declaration)
+  (resource_declaration)
+  (service_declaration)
+] @fold
diff --git a/runtime/queries/fidl/highlights.scm b/runtime/queries/fidl/highlights.scm
new file mode 100644
index 00000000..c70d2219
--- /dev/null
+++ b/runtime/queries/fidl/highlights.scm
@@ -0,0 +1,64 @@
+[
+  "ajar"
+  "alias"
+  "as"
+  "bits"
+  "closed"
+  "compose"
+  "const"
+  "enum"
+  "error"
+  "flexible"
+  "library"
+  "open"
+  ; "optional" we did not specify a node for optional yet
+  "overlay"
+  "protocol"
+  "reserved"
+  "resource"
+  "service"
+  "strict"
+  "struct"
+  "table"
+  "type"
+  "union"
+  "using"
+] @keyword
+
+(primitives_type) @type.builtin
+
+(builtin_complex_type) @type.builtin
+
+(const_declaration
+  (identifier) @constant)
+
+[
+  "="
+  "|"
+  "&"
+  "->"
+] @operator
+
+(attribute
+  "@" @attribute
+  (identifier) @attribute)
+
+(string_literal) @string
+
+(numeric_literal) @constant.numeric
+
+[
+  (true)
+  (false)
+] @constant.builtin.boolean
+
+(comment) @comment
+
+[
+  "("
+  ")"
+  "<"
+  ">"
+  "{"
+  "}"
+] @punctuation.bracket
diff --git a/runtime/queries/fidl/injections.scm b/runtime/queries/fidl/injections.scm
new file mode 100644
index 00000000..2f0e58eb
--- /dev/null
+++ b/runtime/queries/fidl/injections.scm
@@ -0,0 +1,2 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))