[#6860] support multiline cast expressions in view collections

core/view.go

@@ -215,7 +215,7 @@ func defaultViewField(name string) Field {
 	}
 }
 
-var castRegex = regexp.MustCompile(`(?i)^cast\s*\(.*\s+as\s+(\w+)\s*\)$`)
+var castRegex = regexp.MustCompile(`(?is)^cast\s*\(.*\s+as\s+(\w+)\s*\)$`)
 
 func parseQueryToFields(app App, selectQuery string) (map[string]*queryField, error) {
 	p := new(identifiersParser)

core/view_test.go

@@ -394,6 +394,38 @@ func TestCreateViewFields(t *testing.T) {
 				"max": core.FieldTypeJSON,
 			},
 		},
+		{
+			"query with multiline cast",
+			`select
+				id,
+				cast(
+					(
+						case
+							when count(a.id) = 1 then 21
+							when count(a.id) = 2 then 18
+							else 0
+						end
+					) as int
+				) as cast_int
+			from demo1 a`,
+			false,
+			map[string]string{
+				"id":       core.FieldTypeText,
+				"cast_int": core.FieldTypeNumber,
+			},
+		},
+		{
+			"query with case-insensitive and extra-spaced cast",
+			`select
+				id,
+				CaSt( a.id  aS iNt ) as cast_int
+			from demo1 a`,
+			false,
+			map[string]string{
+				"id":       core.FieldTypeText,
+				"cast_int": core.FieldTypeNumber,
+			},
+		},
 		{
 			"query with reserved auth collection fields",
 			`