ast_val_list_value.go

package ast

import "github.com/TykTechnologies/graphql-go-tools/v2/pkg/lexer/position"

type ListValue struct {
	LBRACK position.Position // [
	Refs   []int             // Value
	RBRACK position.Position // ]
}

func (d *Document) CopyListValue(ref int) int {
	refs := d.NewEmptyRefs()
	for _, r := range d.ListValues[ref].Refs {
		refs = append(refs, d.CopyValue(r))
	}
	return d.AddListValue(ListValue{
		Refs: refs,
	})
}

func (d *Document) ListValuesAreEqual(left, right int) bool {
	leftValues, rightValues := d.ListValues[left].Refs, d.ListValues[right].Refs
	if len(leftValues) != len(rightValues) {
		return false
	}
	for i := 0; i < len(leftValues); i++ {
		left, right = leftValues[i], rightValues[i]
		leftValue, rightValue := d.Value(left), d.Value(right)
		if !d.ValuesAreEqual(leftValue, rightValue) {
			return false
		}
	}
	return true
}

func (d *Document) AddListValue(value ListValue) (ref int) {
	d.ListValues = append(d.ListValues, value)
	return len(d.ListValues) - 1
}

func (d *Document) ImportListValue(valueRefs []int) (ref int) {
	return d.AddListValue(ListValue{
		Refs: valueRefs,
	})
}