Fix:修复非富文本模式下文本中存在<>&字符时再次编辑时部分文本会消失的问题

simple-mind-map/src/core/render/TextEdit.js

@@ -1,4 +1,10 @@
-import { getStrWithBrFromHtml, checkNodeOuter, focusInput, selectAllInput } from '../../utils'
+import {
+  getStrWithBrFromHtml,
+  checkNodeOuter,
+  focusInput,
+  selectAllInput,
+  htmlEscape
+} from '../../utils'
 import { ERROR_TYPES } from '../../constants/constant'
 
 //  节点文字编辑类
@@ -167,9 +173,11 @@ export default class TextEdit {
     let scale = this.mindMap.view.scale
     let lineHeight = node.style.merge('lineHeight')
     let fontSize = node.style.merge('fontSize')
-    let textLines = (this.cacheEditingText || node.nodeData.data.text).split(
+    let textLines = (this.cacheEditingText || node.nodeData.data.text)
-      /\n/gim
+      .split(/\n/gim)
-    )
+      .map(item => {
+        return htmlEscape(item)
+      })
     let isMultiLine = node._textData.node.attr('data-ismultiLine') === 'true'
     node.style.domText(this.textEditNode, scale, isMultiLine)
     this.textEditNode.style.zIndex = nodeTextEditZIndex

simple-mind-map/src/utils/index.js

@@ -797,3 +797,15 @@ export const getNodeIndex = node => {
       })
     : 0
 }
+
+//  html转义
+export const htmlEscape = str => {
+  ;[
+    ['&', '&'],
+    ['<', '&lt;'],
+    ['>', '&gt;']
+  ].forEach(item => {
+    str = str.replace(new RegExp(item[0], 'g'), item[1])
+  })
+  return str
+}