1 files changed, 154 insertions, 0 deletions
diff --git a/runtime/queries/usd/highlights.scm b/runtime/queries/usd/highlights.scm
new file mode 100644
index 000000000..d6c2a3668
--- /dev/null
+++ b/runtime/queries/usd/highlights.scm
@@ -0,0 +1,154 @@
+(None) @constant.builtin
+
+(asset_path) @string.special.url
+
+(attribute_property) @property
+
+(bool) @boolean
+
+(comment) @comment @spell
+
+(custom) @function.builtin
+
+(float) @number.float
+
+(integer) @number
+
+(orderer) @function.call
+
+(prim_path) @string.special
+
+(relationship_type) @type
+
+(string) @string
+
+(uniform) @function.builtin
+
+(variant_set_definition) @keyword
+
+; Prefer namespace highlighting, if any.
+;
+; e.g. `rel fizz` - `fizz` uses `@identifier`
+; e.g. `rel foo:bar:fizz` - `foo` and `bar` use `@module` and `fizz` uses `@identifier`
+;
+(identifier) @variable
+
+(namespace_identifier) @module
+
+(namespace_identifier
+  (identifier) @module)
+
+[
+  "def"
+  "over"
+] @keyword.function
+
+"class" @keyword.type
+
+[
+  "("
+  ")"
+  "["
+  "]"
+  "{"
+  "}"
+] @punctuation.bracket
+
+[
+  ":"
+  ";"
+  "."
+] @punctuation.delimiter
+
+"=" @operator
+
+(attribute_type) @type
+
+((attribute_type) @type.builtin
+  ;format-ignore
+  (#any-of? @type.builtin
+    ;; Reference: https://openusd.org/release/api/sdf_page_front.html
+    ;; Scalar types
+    "asset" "asset[]"
+    "bool" "bool[]"
+    "double" "double[]"
+    "float" "float[]"
+    "half" "half[]"
+    "int" "int[]"
+    "int64" "int64[]"
+    "string" "string[]"
+    "timecode" "timecode[]"
+    "token" "token[]"
+    "uchar" "uchar[]"
+    "uint" "uint[]"
+    "uint64" "uint64[]"
+
+    ;; Dimensioned Types
+    "double2" "double2[]"
+    "double3" "double3[]"
+    "double4" "double4[]"
+    "float2" "float2[]"
+    "float3" "float3[]"
+    "float4" "float4[]"
+    "half2" "half2[]"
+    "half3" "half3[]"
+    "half4" "half4[]"
+    "int2" "int2[]"
+    "int3" "int3[]"
+    "int4" "int4[]"
+    "matrix2d" "matrix2d[]"
+    "matrix3d" "matrix3d[]"
+    "matrix4d" "matrix4d[]"
+    "quatd" "quatd[]"
+    "quatf" "quatf[]"
+    "quath" "quath[]"
+
+    ;; Extra Types
+    "color3f" "color3f[]"
+    "normal3f" "normal3f[]"
+    "point3f" "point3f[]"
+    "texCoord2f" "texCoord2f[]"
+    "vector3d" "vector3d[]"
+    "vector3f" "vector3f[]"
+    "vector3h" "vector3h[]"
+
+    "dictionary"
+
+    ;; Deprecated Types
+    "EdgeIndex" "EdgeIndex[]"
+    "FaceIndex" "FaceIndex[]"
+    "Matrix4d" "Matrix4d[]"
+    "PointIndex" "PointIndex[]"
+    "PointFloat" "PointFloat[]"
+    "Transform" "Transform[]"
+    "Vec3f" "Vec3f[]"))
+
+((identifier) @keyword
+  (#any-of? @keyword
+    ; Reference: https://openusd.org/release/api/sdf_page_front.html
+    ; LIVRPS names
+    "inherits" "payload" "references" "specializes" "variantSets" "variants"
+    ; assetInfo names
+    "assetInfo" "identifier" "name" "payloadAssetDependencies" "version"
+    ; clips names
+    "clips" "active" "assetPaths" "manifestAssetPath" "primPath" "templateAssetPath"
+    "templateEndTime" "templateStartTime" "templateStride" "times"
+    ; customData names
+    "customData" "apiSchemaAutoApplyTo" "apiSchemaOverridePropertyNames" "className" "extraPlugInfo"
+    "isUsdShadeContainer" "libraryName" "providesUsdShadeConnectableAPIBehavior"
+    "requiresUsdShadeEncapsulation" "skipCodeGeneration"
+    ; Layer metadata names
+    "colorConfiguration" "colorManagementSystem" "customLayerData" "defaultPrim" "doc" "endTimeCode"
+    "framesPerSecond" "owner" "startTimeCode" "subLayers"
+    ; Prim metadata
+    "instanceable"))
+
+; Common attribute metadata
+(layer_offset
+  (identifier) @keyword
+  (#any-of? @keyword "offset" "scale"))
+
+; Docstrings in USD
+(metadata
+  (comment)*
+  (string) @comment.documentation)