arg.go

package gokdl

import (
	"fmt"
)

type Arg struct {
	// Value of the argument.
	// It is `nil` for the KDL `null` value.
	Value any
	// Type annotation on the argument.
	// It has the zero value if no type annotation
	// exists for this argument.
	TypeAnnotation TypeAnnotation
}

func (a Arg) String() string {
	return fmt.Sprint(a.Value)
}

func newArg(value any, ta TypeAnnotation) Arg {
	return Arg{
		Value:          value,
		TypeAnnotation: ta,
	}
}

func newIntArg(value, typeAnnot string) (Arg, error) {
	val, err := parseIntValue(value, typeAnnot)
	return Arg{
		Value:          val,
		TypeAnnotation: TypeAnnotation(typeAnnot),
	}, err
}

func newFloatArg(value, typeAnnot string) (Arg, error) {
	val, err := parseFloatValue(value, typeAnnot)
	return Arg{
		Value:          val,
		TypeAnnotation: TypeAnnotation(typeAnnot),
	}, err
}