feat(editor): Add mapping support for data paths (#5191)

* feat: add data path flag

* chore: update types

* feat: use path for data

* feat: add support for multiple values

* fix: handle if not prev node

* fix: update node

* fix: handle multi part path

* feat: add support for multiple vals for field

* feat: add support for table transforms

* feat: use dot notation

* feat: fix bug where brackets removed

* fix: handle dots, fix unit tests

* test: update snapshot

* test: fix tests

* test: add test for edge case

packages/nodes-base/nodes/CompareDatasets/CompareDatasets.node.ts

@@ -52,6 +52,7 @@ export class CompareDatasets implements INodeType {
 								// eslint-disable-next-line n8n-nodes-base/node-param-placeholder-miscased-id
 								placeholder: 'e.g. id',
 								hint: ' Enter the field name as text',
+								requiresDataPath: 'single',
 							},
 							{
 								displayName: 'Input B Field',
@@ -61,6 +62,7 @@ export class CompareDatasets implements INodeType {
 								// eslint-disable-next-line n8n-nodes-base/node-param-placeholder-miscased-id
 								placeholder: 'e.g. id',
 								hint: ' Enter the field name as text',
+								requiresDataPath: 'single',
 							},
 						],
 					},
@@ -126,6 +128,7 @@ export class CompareDatasets implements INodeType {
 						resolve: ['mix'],
 					},
 				},
+				requiresDataPath: 'multiple',
 			},
 			{
 				displayName: 'Options',
@@ -143,6 +146,7 @@ export class CompareDatasets implements INodeType {
 						hint: 'Enter the field names as text, separated by commas',
 						description:
 							"Fields that shouldn't be included when checking whether two items are the same",
+						requiresDataPath: 'multiple',
 					},
 					{
 						displayName: 'Fuzzy Compare',