fix(dataset): empty dataset array #8395

src/data/helper/sourceHelper.js

@@ -62,6 +62,10 @@ export function detectSourceFormat(datasetModel) {
     }
     else if (isArray(data)) {
         // FIXME Whether tolerate null in top level array?
+        if (data.length === 0) {
+            sourceFormat = SOURCE_FORMAT_ARRAY_ROWS;
+        }
+
         for (var i = 0, len = data.length; i < len; i++) {
             var item = data[i];
 

test/dataset-category.html

@@ -48,6 +48,7 @@ under the License.
         <div id="category"></div>
         <div id="two-value-axes"></div>
         <div id="empty-data"></div>
+        <div id="empty-source"></div>
         <div id="dynamic-category"></div>
         <div id="dynamic-time"></div>
         <div id="dimension-but-no-column1"></div>
@@ -710,6 +711,42 @@ under the License.
 
 
 
+        <script>
+            require([
+                'echarts'
+            ], function (echarts) {
+
+                var option = {
+                    xAxis: {},
+                    yAxis: {},
+                    series: [
+                        {
+                            type:'line'
+                        }
+                    ],
+                    dataset: {
+                        source: []
+                    }
+                };
+
+                testHelper.create(echarts, 'empty-source', {
+                    title: 'data.source = [], only axis shown.',
+                    option: option
+                });
+            });
+        </script>
+
+
+
+
+
+
+
+
+
+
+
+
 
 
         <script>