chartjs · etimberg · Jun 12, 2020 · May 24, 2020 · May 24, 2020 · May 24, 2020
diff --git a/docs/charts/line.md b/docs/charts/line.md
@@ -63,7 +63,7 @@ The line chart allows a number of properties to be specified for each dataset. T
 | [`hoverBorderJoinStyle`](#line-styling) | `string` | Yes | - | `undefined`
 | [`hoverBorderWidth`](#line-styling) | `number` | Yes | - | `undefined`
 | [`label`](#general) | `string` | - | - | `''`
-| [`lineTension`](#line-styling) | `number` | - | - | `0.4`
+| [`lineTension`](#line-styling) | `number` | - | - | `0`
 | [`order`](#general) | `number` | - | - | `0`
 | [`pointBackgroundColor`](#point-styling) | `Color` | Yes | Yes | `'rgba(0, 0, 0, 0.1)'`
 | [`pointBorderColor`](#point-styling) | `Color` | Yes | Yes | `'rgba(0, 0, 0, 0.1)'`

diff --git a/package.json b/package.json
@@ -37,6 +37,7 @@
     "@rollup/plugin-commonjs": "^11.0.2",
     "@rollup/plugin-json": "^4.0.2",
     "@rollup/plugin-node-resolve": "^7.1.1",
+    "babel-eslint": "^10.1.0",
     "babel-plugin-istanbul": "^6.0.0",
     "babel-preset-es2015-rollup": "^3.0.0",
     "chartjs-adapter-moment": "^0.1.1",
@@ -45,6 +46,7 @@
     "eslint-config-chartjs": "^0.2.0",
     "eslint-config-esnext": "^4.0.0",
     "eslint-plugin-html": "^6.0.0",
+    "eslint-plugin-import": "^2.20.2",
     "gitbook-cli": "^2.3.2",
     "gulp": "^4.0.0",
     "gulp-eslint": "^6.0.0",

diff --git a/src/elements/element.line.js b/src/elements/element.line.js
@@ -22,7 +22,7 @@ defaults.set('elements', {
 		borderWidth: 3,
 		capBezierPoints: true,
 		fill: true,
-		tension: 0.4
+		tension: 0
 	}
 });
 

diff --git a/test/fixtures/controller.line/backgroundColor/scriptable.png b/test/fixtures/controller.line/backgroundColor/scriptable.png
diff --git a/test/fixtures/controller.line/backgroundColor/value.png b/test/fixtures/controller.line/backgroundColor/value.png
diff --git a/test/fixtures/controller.line/borderColor/scriptable.png b/test/fixtures/controller.line/borderColor/scriptable.png
diff --git a/test/fixtures/controller.line/borderColor/value.png b/test/fixtures/controller.line/borderColor/value.png
diff --git a/test/fixtures/controller.line/borderDash/scriptable.png b/test/fixtures/controller.line/borderDash/scriptable.png
diff --git a/test/fixtures/controller.line/borderDash/value.png b/test/fixtures/controller.line/borderDash/value.png
diff --git a/test/fixtures/controller.line/borderWidth/scriptable.png b/test/fixtures/controller.line/borderWidth/scriptable.png
diff --git a/test/fixtures/controller.line/borderWidth/value.png b/test/fixtures/controller.line/borderWidth/value.png
diff --git a/test/fixtures/controller.line/clip/default-x-max.png b/test/fixtures/controller.line/clip/default-x-max.png
diff --git a/test/fixtures/controller.line/clip/default-x-min.png b/test/fixtures/controller.line/clip/default-x-min.png
diff --git a/test/fixtures/controller.line/clip/default-x.png b/test/fixtures/controller.line/clip/default-x.png
diff --git a/test/fixtures/controller.line/clip/default-y-max.png b/test/fixtures/controller.line/clip/default-y-max.png
diff --git a/test/fixtures/controller.line/clip/default-y-min.png b/test/fixtures/controller.line/clip/default-y-min.png
diff --git a/test/fixtures/controller.line/clip/default-y.png b/test/fixtures/controller.line/clip/default-y.png
diff --git a/test/fixtures/controller.line/clip/specified.png b/test/fixtures/controller.line/clip/specified.png
diff --git a/test/fixtures/controller.line/cubicInterpolationMode/scriptable.js b/test/fixtures/controller.line/cubicInterpolationMode/scriptable.js
@@ -28,7 +28,8 @@ module.exports = {
 					cubicInterpolationMode: function(ctx) {
 						return ctx.datasetIndex === 0 ? 'monotone' : 'default';
 					},
-					fill: false
+					fill: false,
+					tension: 0.4
 				}
 			},
 			layout: {

diff --git a/test/fixtures/controller.line/cubicInterpolationMode/value.js b/test/fixtures/controller.line/cubicInterpolationMode/value.js
@@ -25,6 +25,7 @@ module.exports = {
 					borderWidth: 20,
 					cubicInterpolationMode: 'default',
 					fill: false,
+					tension: 0.4
 				}
 			},
 			layout: {

diff --git a/test/fixtures/controller.line/fill/order-default.png b/test/fixtures/controller.line/fill/order-default.png
diff --git a/test/fixtures/controller.line/fill/order.png b/test/fixtures/controller.line/fill/order.png
diff --git a/test/fixtures/controller.line/fill/scriptable.png b/test/fixtures/controller.line/fill/scriptable.png
diff --git a/test/fixtures/controller.line/fill/value.png b/test/fixtures/controller.line/fill/value.png
diff --git a/test/fixtures/controller.line/non-numeric-y.png b/test/fixtures/controller.line/non-numeric-y.png
diff --git a/test/fixtures/controller.line/stacking/order-default.png b/test/fixtures/controller.line/stacking/order-default.png
diff --git a/test/fixtures/controller.line/stacking/order-specified.png b/test/fixtures/controller.line/stacking/order-specified.png
diff --git a/test/fixtures/element.line/default.png b/test/fixtures/element.line/default.png
diff --git a/test/fixtures/element.line/tension/default.png b/test/fixtures/element.line/tension/default.png
diff --git a/test/fixtures/plugin.filler/fill-line-boundary-origin-spline-above.png b/test/fixtures/plugin.filler/fill-line-boundary-origin-spline-above.png
diff --git a/test/fixtures/plugin.filler/fill-line-boundary-origin-spline-span.png b/test/fixtures/plugin.filler/fill-line-boundary-origin-spline-span.png
diff --git a/test/fixtures/plugin.filler/fill-line-boundary-origin-spline.png b/test/fixtures/plugin.filler/fill-line-boundary-origin-spline.png
diff --git a/test/fixtures/plugin.filler/fill-line-dataset-spline-span-above.png b/test/fixtures/plugin.filler/fill-line-dataset-spline-span-above.png
diff --git a/test/fixtures/plugin.filler/fill-line-dataset-spline-span-below.png b/test/fixtures/plugin.filler/fill-line-dataset-spline-span-below.png
diff --git a/test/fixtures/plugin.filler/fill-line-dataset-spline-span.png b/test/fixtures/plugin.filler/fill-line-dataset-spline-span.png
diff --git a/test/fixtures/plugin.filler/fill-line-dataset-spline.png b/test/fixtures/plugin.filler/fill-line-dataset-spline.png
diff --git a/test/fixtures/plugin.filler/fill-line-dataset-stepped.png b/test/fixtures/plugin.filler/fill-line-dataset-stepped.png
diff --git a/test/fixtures/scale.time/data-ty.png b/test/fixtures/scale.time/data-ty.png
diff --git a/test/fixtures/scale.time/data-xy.png b/test/fixtures/scale.time/data-xy.png
diff --git a/test/fixtures/scale.time/source-auto-linear.png b/test/fixtures/scale.time/source-auto-linear.png
diff --git a/test/fixtures/scale.time/source-data-linear.png b/test/fixtures/scale.time/source-data-linear.png
diff --git a/test/fixtures/scale.time/source-labels-linear-offset-min-max.png b/test/fixtures/scale.time/source-labels-linear-offset-min-max.png
diff --git a/test/fixtures/scale.time/source-labels-linear.png b/test/fixtures/scale.time/source-labels-linear.png
diff --git a/test/fixtures/scale.time/ticks-reverse-linear-min-max.png b/test/fixtures/scale.time/ticks-reverse-linear-min-max.png
diff --git a/test/fixtures/scale.time/ticks-reverse-linear.png b/test/fixtures/scale.time/ticks-reverse-linear.png
diff --git a/yarn.lock b/yarn.lock