package parse

import (
	"git.makaay.nl/mauricem/go-parsekit/parse"
	"git.makaay.nl/mauricem/go-toml/ast"
)

var (
	trueStr    = a.Str("true")
	falseStr   = a.Str("false")
	falseValue = ast.NewValue(ast.TypeBool, false)
	trueValue  = ast.NewValue(ast.TypeBool, true)
)

// Booleans are just the tokens you're used to. Always lowercase.
func (t *parser) parseBoolean(p *parse.API) (*ast.Value, bool) {
	switch {
	case p.Skip(trueStr):
		return trueValue, true
	case p.Skip(falseStr):
		return falseValue, true
	default:
		p.Expected("true or false")
		return nil, false
	}
}