解决studio打开表格报错的bug

src/controls/grid.js

@@ -28,31 +28,32 @@ export default function () {
         constructor(config) {
             const me = this
             const {dataSource} = config
-            this.columnConfigCacheKey = this.makeColumnConfigCacheKey(config)
-            if (Array.isArray(config.columns) && config.columns.length > 0) {
-                const cacheData = this.getColumnConfigCache()
-                if (Array.isArray(cacheData) && cacheData.length > 0) {
-                    const newColumns = []
-
-                    for (let j = 0; j < cacheData.length; j++) {
-                        const itData = cacheData[j]
-                        for (let i = 0; i < config.columns.length; i++) {
-                            const column = config.columns[i]
-                            if (itData.dataIndex === column.dataIndex) {
-                                if (itData.width) {
-                                    column.width = itData.width
+            if (!window["IS_DESIGN_MODE"]) {
+                this.columnConfigCacheKey = this.makeColumnConfigCacheKey(config)
+                if (Array.isArray(config.columns) && config.columns.length > 0) {
+                    const cacheData = this.getColumnConfigCache()
+                    if (Array.isArray(cacheData) && cacheData.length > 0) {
+                        const newColumns = []
+
+                        for (let j = 0; j < cacheData.length; j++) {
+                            const itData = cacheData[j]
+                            for (let i = 0; i < config.columns.length; i++) {
+                                const column = config.columns[i]
+                                if (itData.dataIndex === column.dataIndex) {
+                                    if (itData.width) {
+                                        column.width = itData.width
+                                    }
+                                    column.hidden = itData.hidden
+                                    column.locked = itData.locked
+                                    newColumns.push(column)
+                                    break
                                 }
-                                column.hidden = itData.hidden
-                                column.locked = itData.locked
-                                newColumns.push(column)
-                                break
                             }
                         }
+                        config.columns = newColumns
                     }
-                    config.columns = newColumns
                 }
             }
-
             const newConfig = _.defaultsDeep({
                 // 强制性属性