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58 lines
1.3 KiB
Go
58 lines
1.3 KiB
Go
package objects
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import "github.com/d5/tengo/compiler/token"
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// BytesIterator represents an iterator for a string.
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type BytesIterator struct {
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v []byte
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i int
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l int
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}
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// TypeName returns the name of the type.
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func (i *BytesIterator) TypeName() string {
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return "bytes-iterator"
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}
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func (i *BytesIterator) String() string {
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return "<bytes-iterator>"
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}
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// BinaryOp returns another object that is the result of
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// a given binary operator and a right-hand side object.
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func (i *BytesIterator) BinaryOp(op token.Token, rhs Object) (Object, error) {
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return nil, ErrInvalidOperator
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}
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// IsFalsy returns true if the value of the type is falsy.
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func (i *BytesIterator) IsFalsy() bool {
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return true
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}
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// Equals returns true if the value of the type
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// is equal to the value of another object.
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func (i *BytesIterator) Equals(Object) bool {
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return false
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}
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// Copy returns a copy of the type.
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func (i *BytesIterator) Copy() Object {
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return &BytesIterator{v: i.v, i: i.i, l: i.l}
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}
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// Next returns true if there are more elements to iterate.
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func (i *BytesIterator) Next() bool {
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i.i++
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return i.i <= i.l
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}
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// Key returns the key or index value of the current element.
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func (i *BytesIterator) Key() Object {
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return &Int{Value: int64(i.i - 1)}
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}
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// Value returns the value of the current element.
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func (i *BytesIterator) Value() Object {
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return &Int{Value: int64(i.v[i.i-1])}
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}
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