Function StructTypeOptionaArgs

symbols/typeexprs.go:200–211

StructTypeOptionaArgs returns type arguments of a StructType.

(tpe ast.BaseTerm)

// StructTypeOptionaArgs returns type arguments of a StructType.
func StructTypeOptionaArgs(tpe ast.BaseTerm) ([]ast.BaseTerm, error) {
	if debug && !IsStructTypeExpression(tpe) {
		return nil, fmt.Errorf("not a struct type expression: %v", tpe)
	}
	var optional []ast.BaseTerm
	for _, arg := range typeArgs(tpe) {
		if IsOptional(arg) {
			optional = append(optional, arg)
		}
	}
	return optional, nil
}

// StructTypeField returns field type for given field.
func StructTypeField(tpe ast.BaseTerm, field ast.Constant) (ast.BaseTerm, error) {