remove duplicate type definition

and add a CI check

package.json

@@ -120,7 +120,9 @@
     "lint": "npm-run-all -p lint:**",
     "lint:eslint": "eslint --format=unix ./",
     "lint:md": "markdownlint -i \"**/node_modules/**\" -i \"**/website/docs/api/**\" -i \"**/website/versioned_docs/**/api/**\" -i \"**/*.mdx\" \"**/*.md\"",
-    "check-dts-docs": "eslint --format=unix ./dist/typings.d.ts --no-ignore",
+    "check-dts-docs": "npm-run-all -p check-dts-docs-duplicates check-dts-docs-eslint",
+    "check-dts-docs-duplicates": "node ./scripts/check-typings-for-duplicates.js ./dist/typings.d.ts",
+    "check-dts-docs-eslint": "eslint --format=unix ./dist/typings.d.ts --no-ignore",
     "check-markdown-links": "node scripts/check-markdown-links.js",
     "rollup": "rollup -c rollup.config.js",
     "rollup-watch": "npm run rollup -- --watch",

scripts/check-typings-for-duplicates.js

@@ -0,0 +1,37 @@
+import fs from 'node:fs/promises';
+import process from 'node:process';
+
+/*
+    Quick test to check if there are any duplicates in the d.ts file
+    which dts-bundle-generator found. The simple quick test is to
+    look for the string '$1 '.
+*/
+
+async function checkDtsFile(filePath) {
+	try {
+		// Read the contents of the .d.ts file
+		const content = await fs.readFile(filePath, 'utf-8');
+
+		// Check if the content includes the string '$1 '
+		if (content.includes('$1 ')) {
+			console.error('Error: The string "$1 " was found in the .d.ts file. This typically means there is a duplicate type definition.');
+			process.exit(1); // Exit with an error code
+		} else {
+			process.exit(0); // Exit successfully
+		}
+	} catch (error) {
+		console.error('An error occurred:', error.message);
+		process.exit(1); // Exit with an error code
+	}
+}
+
+// Check if a file path is provided as a command-line argument
+if (process.argv.length < 3) {
+	console.error(
+		'Please provide the path to the .d.ts file as a command-line argument.'
+	);
+	process.exit(1);
+}
+
+const filePath = process.argv[2];
+checkDtsFile(filePath);

src/gui/pane-hit-test.ts

@@ -1,10 +1,7 @@
 import { HoveredObject } from '../model/chart-model';
 import { Coordinate } from '../model/coordinate';
 import { IDataSource, IPrimitiveHitTestSource } from '../model/idata-source';
-import { PrimitivePaneViewZOrder } from '../model/ipane-primitive';
-import {
-	PrimitiveHoveredItem,
-} from '../model/iseries-primitive';
+import { PrimitiveHoveredItem, PrimitivePaneViewZOrder } from '../model/ipane-primitive';
 import { Pane } from '../model/pane';
 import { IPaneView } from '../views/pane/ipane-view';
 

src/model/idata-source.ts

@@ -4,8 +4,7 @@ import { IPriceAxisView } from '../views/price-axis/iprice-axis-view';
 import { ITimeAxisView } from '../views/time-axis/itime-axis-view';
 
 import { Coordinate } from './coordinate';
-import { PrimitivePaneViewZOrder } from './ipane-primitive';
-import { PrimitiveHoveredItem } from './iseries-primitive';
+import { PrimitiveHoveredItem, PrimitivePaneViewZOrder } from './ipane-primitive';
 import { Pane } from './pane';
 import { PriceScale } from './price-scale';
 

src/model/iseries-primitive.ts

@@ -1,4 +1,4 @@
-import { IPrimitivePaneView, PrimitivePaneViewZOrder } from './ipane-primitive';
+import { IPrimitivePaneView, PrimitiveHoveredItem } from './ipane-primitive';
 import { AutoscaleInfo } from './series-options';
 import { Logical } from './time-data';
 
@@ -50,29 +50,6 @@ export interface ISeriesPrimitiveAxisView {
 	tickVisible?(): boolean;
 }
 
-/**
- * Data representing the currently hovered object from the Hit test.
- */
-export interface PrimitiveHoveredItem {
-	/**
-	 * CSS cursor style as defined here: [MDN: CSS Cursor](https://developer.mozilla.org/en-US/docs/Web/CSS/cursor) or `undefined`
-	 * if you want the library to use the default cursor style instead.
-	 */
-	cursorStyle?: string;
-	/**
-	 * Hovered objects external ID. Can be used to identify the source item within a mouse subscriber event.
-	 */
-	externalId: string;
-	/**
-	 * The zOrder of the hovered item.
-	 */
-	zOrder: PrimitivePaneViewZOrder;
-	/**
-	 * Set to true if the object is rendered using `drawBackground` instead of `draw`.
-	 */
-	isBackground?: boolean;
-}
-
 /**
  * Base interface for series primitives. It must be implemented to add some external graphics to series
  */

src/model/pane-primitive-wrapper.ts

@@ -8,11 +8,11 @@ import {
     IPanePrimitiveBase,
     IPrimitivePaneRenderer,
     IPrimitivePaneView,
+    PrimitiveHoveredItem,
     PrimitivePaneViewZOrder,
 } from './ipane-primitive';
 import {
 	ISeriesPrimitiveBase,
-	PrimitiveHoveredItem,
 } from './iseries-primitive';
 
 class PrimitiveRendererWrapper implements IPaneRenderer {

src/model/series.ts

@@ -33,9 +33,9 @@ import { CustomPriceLine } from './custom-price-line';
 import { isDefaultPriceScale } from './default-price-scale';
 import { CustomData, CustomSeriesWhitespaceData, ICustomSeriesPaneView, WhitespaceCheck } from './icustom-series';
 import { InternalHorzScaleItem } from './ihorz-scale-behavior';
-import { PrimitivePaneViewZOrder } from './ipane-primitive';
+import { PrimitiveHoveredItem, PrimitivePaneViewZOrder } from './ipane-primitive';
 import { FirstValue, IPriceDataSource } from './iprice-data-source';
-import { ISeriesPrimitiveBase, PrimitiveHoveredItem } from './iseries-primitive';
+import { ISeriesPrimitiveBase } from './iseries-primitive';
 import { Pane } from './pane';
 import { PlotRowValueIndex } from './plot-data';
 import { MismatchDirection } from './plot-list';