Method typeCheck

functions.go:349–385

(arg interface{})

}

func (a *argSpec) typeCheck(arg interface{}) error {
	for _, t := range a.types {
		switch t {
		case jpNumber:
			if _, ok := arg.(float64); ok {
				return nil
			}
		case jpString:
			if _, ok := arg.(string); ok {
				return nil
			}
		case jpArray:
			if isSliceType(arg) {
				return nil
			}
		case jpObject:
			if _, ok := arg.(map[string]interface{}); ok {
				return nil
			}
		case jpArrayNumber:
			if _, ok := toArrayNum(arg); ok {
				return nil
			}
		case jpArrayString:
			if _, ok := toArrayStr(arg); ok {
				return nil
			}
		case jpAny:
			return nil
		case jpExpref:
			if _, ok := arg.(expRef); ok {
				return nil
			}
		}
	}
	return fmt.Errorf("Invalid type for: %v, expected: %#v", arg, a.types)
}

func (f *functionCaller) CallFunction(name string, arguments []interface{}, intr *treeInterpreter) (interface{}, error) {
	entry, ok := f.functionTable[name]