Fix #5799 - swagger for mergePullRequest (#5996)

routers/api/v1/repo/pull.go

@@ -518,6 +518,10 @@ func MergePullRequest(ctx *context.APIContext, form auth.MergePullRequestForm) {
 	//   type: integer
 	//   format: int64
 	//   required: true
+	// - name: body
+	//   in: body
+	//   schema:
+	//     $ref: "#/definitions/MergePullRequestOption"
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/empty"

routers/api/v1/swagger/options.go

@@ -68,6 +68,8 @@ type swaggerParameterBodies struct {
 	CreatePullRequestOption api.CreatePullRequestOption
 	// in:body
 	EditPullRequestOption api.EditPullRequestOption
+	// in:body
+	MergePullRequestOption auth.MergePullRequestForm
 
 	// in:body
 	CreateReleaseOption api.CreateReleaseOption