Deprecate Chart.LinearScaleBase

src/chart.js

@@ -17,7 +17,6 @@ Chart.Element = require('./core/core.element');
 Chart.elements = require('./elements/index');
 Chart.Interaction = require('./core/core.interaction');
 Chart.layouts = require('./core/core.layouts');
-Chart.LinearScaleBase = require('./scales/scale.linearbase');
 Chart.platform = require('./platforms/platform');
 Chart.plugins = require('./core/core.plugins');
 Chart.Scale = require('./core/core.scale');
@@ -105,6 +104,15 @@ Chart.canvasHelpers = Chart.helpers.canvas;
  */
 Chart.layoutService = Chart.layouts;
 
+/**
+ * Provided for backward compatibility, not available anymore.
+ * @namespace Chart.LinearScaleBase
+ * @deprecated since version 2.8
+ * @todo remove at version 3
+ * @private
+ */
+Chart.LinearScaleBase = require('./scales/scale.linearbase');
+
 /**
  * Provided for backward compatibility, instead we should create a new Chart
  * by setting the type in the config (`new Chart(id, {type: '{chart-type}'}`).

test/specs/global.deprecations.tests.js

@@ -31,6 +31,14 @@ describe('Deprecations', function() {
 				expect(typeof Chart.helpers.aliasPixel).toBe('function');
 			});
 		});
+
+		describe('Chart.LinearScaleBase', function() {
+			it('should be defined and inherit from Chart.Scale', function() {
+				expect(Chart.LinearScaleBase).toBeDefined();
+				expect(typeof Chart.LinearScaleBase).toBe('function');
+				expect(Chart.LinearScaleBase.prototype instanceof Chart.Scale).toBeTruthy();
+			});
+		});
 	});
 
 	describe('Version 2.7.3', function() {