fix: prompt-editor regex.lastIndex needed to reset (#9097)

Co-authored-by: Chen(MAC) <chenchen404@outlook.com>

web/app/components/base/prompt-editor/plugins/workflow-variable-block/workflow-variable-block-replacement-block.tsx

@@ -12,7 +12,7 @@ import type { WorkflowVariableBlockType } from '../../types'
 import { CustomTextNode } from '../custom-text/node'
 import { $createWorkflowVariableBlockNode } from './node'
 import { WorkflowVariableBlockNode } from './index'
-import { VAR_REGEX as REGEX } from '@/config'
+import { VAR_REGEX as REGEX, resetReg } from '@/config'
 
 const WorkflowVariableBlockReplacementBlock = ({
   workflowNodesMap,
@@ -48,11 +48,12 @@ const WorkflowVariableBlockReplacementBlock = ({
   }, [])
 
   const transformListener = useCallback((textNode: any) => {
+    resetReg()
     return decoratorTransform(textNode, getMatch, createWorkflowVariableBlockNode)
   }, [createWorkflowVariableBlockNode, getMatch])
 
   useEffect(() => {
-    REGEX.lastIndex = 0
+    resetReg()
     return mergeRegister(
       editor.registerNodeTransform(CustomTextNode, transformListener),
     )

web/config/index.ts

@@ -246,6 +246,8 @@ Thought: {{agent_scratchpad}}
 
 export const VAR_REGEX = /\{\{(#[a-zA-Z0-9_-]{1,50}(\.[a-zA-Z_][a-zA-Z0-9_]{0,29}){1,10}#)\}\}/gi
 
+export const resetReg = () => VAR_REGEX.lastIndex = 0
+
 export let textGenerationTimeoutMs = 60000
 
 if (process.env.NEXT_PUBLIC_TEXT_GENERATION_TIMEOUT_MS && process.env.NEXT_PUBLIC_TEXT_GENERATION_TIMEOUT_MS !== '')