fix: surface multi-errors in Origin field in cases of oneOf schema errors

openapi3/issue657_test.go

@@ -53,7 +53,7 @@ components:
 			name:  "no valid value",
 			value: "ABCDE",
 			checkErr: func(t require.TestingT, err error, i ...any) {
-				require.ErrorContains(t, err, "doesn't match schema due to: minimum string length is 10")
+				require.ErrorContains(t, err, "minimum string length is 10")
 
 				wErr := &openapi3.MultiError{}
 				require.ErrorAs(t, err, wErr)

openapi3/schema.go

@@ -1377,7 +1377,7 @@ func (schema *Schema) visitXOFOperations(settings *schemaValidationSettings, val
 				e.Origin = ErrOneOfConflict
 				e.Reason = fmt.Sprintf(`value matches more than one schema from "oneOf" (matches schemas at indices %v)`, matchedOneOfIndices)
 			} else {
-				e.Origin = fmt.Errorf("doesn't match schema due to: %w", validationErrors)
+				e.Origin = validationErrors
 				e.Reason = `value doesn't match any schema from "oneOf"`
 			}
 

openapi3/schema_issue940_test.go

@@ -62,11 +62,11 @@ func TestOneOfErrorPreserved(t *testing.T) {
 
 	require.Equal(t, "oneOf", schemaErr.SchemaField)
 	require.Equal(t, `value doesn't match any schema from "oneOf"`, schemaErr.Reason)
-	require.Equal(t, `Error at "/foo": doesn't match schema due to: value must be a number Or value must be a string`, schemaErr.Error())
+	require.Equal(t, `Error at "/foo": value must be a number Or value must be a string`, schemaErr.Error())
 
 	var me multiErrorForOneOf
 	ok = errors.As(err, &me)
 	require.True(t, ok)
-	require.Equal(t, `Error at "/foo": value must be a number`, me[0].Error())
-	require.Equal(t, `Error at "/foo": value must be a string`, me[1].Error())
+	require.Equal(t, `value must be a number`, me[0].Error())
+	require.Equal(t, `value must be a string`, me[1].Error())
 }

openapi3/schema_oneOf_test.go

@@ -140,15 +140,15 @@ func TestVisitJSON_OneOf_MissingField(t *testing.T) {
 		"name":  "snoopy",
 		"$type": "dog",
 	})
-	require.ErrorContains(t, err, `doesn't match schema due to: Error at "/barks": property "barks" is missing`)
+	require.ErrorContains(t, err, `Error at "/barks": property "barks" is missing`)
 }
 
 func TestVisitJSON_OneOf_NoDescriptor_MissingField(t *testing.T) {
 	doc := oneofNoDiscriminatorSpec(t)
 	err := doc.Components.Schemas["Animal"].Value.VisitJSON(map[string]any{
 		"name": "snoopy",
 	})
-	require.ErrorContains(t, err, `doesn't match schema due to: Error at "/scratches": property "scratches" is missing`)
+	require.ErrorContains(t, err, `Error at "/scratches": property "scratches" is missing`)
 }
 
 func TestVisitJSON_OneOf_BadDiscriminatorType(t *testing.T) {

openapi3filter/issue789_test.go

@@ -80,7 +80,7 @@ paths:
 			name:   "failed oneof string pattern match",
 			spec:   oneOfArraySpec,
 			req:    `/items?test=def`,
-			errStr: `parameter "test" in query has an error: doesn't match schema due to: string doesn't match the regular expression`,
+			errStr: `parameter "test" in query has an error: string doesn't match the regular expression`,
 		},
 		{
 			name:   "failed oneof string pattern match",