[Datafactory] Swagger change for Power Query (WranglingDataFlow) work (Azure#15584)

* [Datafactory] Add Wrangling dataflow models for Power Query

* Fix spell check issue

* Fix Lint errors

Author: soma-ms

specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/DataFlow.json

@@ -96,6 +96,40 @@
         }
       }
     },
+    "WranglingDataFlow": {
+      "x-ms-discriminator-value": "WranglingDataFlow",
+      "description": "Power Query data flow.",
+      "type": "object",
+      "allOf": [
+        {
+          "$ref": "#/definitions/DataFlow"
+        }
+      ],
+      "properties": {
+        "typeProperties": {
+          "description": "PowerQuery data flow type properties.",
+          "x-ms-client-flatten": true,
+          "$ref": "#/definitions/PowerQueryTypeProperties"
+        }
+      }
+    },
+    "PowerQueryTypeProperties": {
+      "description": "Power Query data flow type properties.",
+      "type": "object",
+      "properties": {
+        "sources": {
+          "type": "array",
+          "description": "List of sources in Power Query.",
+          "items": {
+            "$ref": "#/definitions/PowerQuerySource"
+          }
+        },
+        "script": {
+          "type": "string",
+          "description": "Power query mashup script."
+        }
+      }
+    },
     "Transformation": {
       "description": "A data flow transformation.",
       "type": "object",
@@ -156,6 +190,36 @@
           "$ref": "../datafactory.json#/definitions/LinkedServiceReference"
         }
       }
+    },
+    "PowerQuerySource": {
+      "description": "Power query source.",
+      "type": "object",
+      "allOf": [
+        {
+          "$ref": "#/definitions/DataFlowSource"
+        }
+      ],
+      "properties": {
+        "script": {
+          "description": "source script.",
+          "type": "string"
+        }
+      }
+    },
+    "PowerQuerySink": {
+      "description": "Power query sink.",
+      "type": "object",
+      "allOf": [
+        {
+          "$ref": "#/definitions/DataFlowSink"
+        }
+      ],
+      "properties": {
+        "script": {
+          "description": "sink script.",
+          "type": "string"
+        }
+      }
     }
   }
 }

specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/Pipeline.json

@@ -7098,6 +7098,30 @@
         "typeProperties"
       ]
     },
+    "ExecuteWranglingDataflowActivity": {
+      "description": "Execute power query activity.",
+      "type": "object",
+      "x-ms-discriminator-value": "ExecuteWranglingDataflow",
+      "allOf": [
+        {
+          "$ref": "#/definitions/Activity"
+        }
+      ],
+      "properties": {
+        "typeProperties": {
+          "x-ms-client-flatten": true,
+          "description": "Execute power query activity properties.",
+          "$ref": "#/definitions/ExecutePowerQueryActivityTypeProperties"
+        },
+        "policy": {
+          "$ref": "#/definitions/ActivityPolicy",
+          "description": "Activity policy."
+        }
+      },
+      "required": [
+        "typeProperties"
+      ]
+    },
     "ExecuteDataFlowActivityTypeProperties": {
       "description": "Execute data flow activity properties.",
       "properties": {
@@ -7144,6 +7168,24 @@
         "dataFlow"
       ]
     },
+    "ExecutePowerQueryActivityTypeProperties": {
+      "description": "Execute power query data flow activity properties.",
+      "type": "object",
+      "allOf": [
+        {
+          "$ref": "#/definitions/ExecuteDataFlowActivityTypeProperties"
+        }
+      ],
+      "properties": {
+        "sinks": {
+          "type": "object",
+          "description": "List of Power Query activity sinks mapped to a queryName.",
+          "additionalProperties": {
+            "$ref": "./DataFlow.json#/definitions/PowerQuerySink"
+          }
+        }
+      }
+    },
     "SharePointOnlineListSource": {
       "description": "A copy activity source for sharePoint online list source.",
       "type": "object",