fix: fix type of ScaleSpec

VisActor · Aug 25, 2023 · b5a3e27 · b5a3e27
1 parent 3a0be03
commit b5a3e27
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/packages/vgrammar/src/types/scale.ts b/packages/vgrammar/src/types/scale.ts
@@ -139,6 +139,13 @@ export interface ThresholdScaleSpec extends BaseScaleSpec {
   range?: ScaleFunctionType<any[]> | ScaleData | MultiScaleData;
 }
 
+/**
+ * the threshold scale
+ */
+export interface IdentityScaleSpec extends BaseScaleSpec {
+  type: 'identity';
+}
+
 export type ScaleSpec =
   | OrdinalScaleSpec
   | BandScaleSpec
@@ -152,6 +159,7 @@ export type ScaleSpec =
   | UtcTimeScaleSpec
   | QuantizeScaleSpec
   | QuantileScaleSpec
-  | ThresholdScaleSpec;
+  | ThresholdScaleSpec
+  | IdentityScaleSpec;
 
 export type ScaleConfigureSpec = DistributiveOmit<ScaleSpec, 'type'>;