mirror of
https://github.com/luxfi/platformvm.git
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zeekay
ede37547f6
- Drop atomic_block.go + legacy *_block_test.go (consolidated) - Add block/v0/ subdir + lift_v0.go for old version handling - Copyright header: 'Lux Industries, Inc.' → 'Lux Industries Inc' (no comma) - block_adapter.go: new adapter layer
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
// Copyright (C) 2019-2025, Lux Industries Inc. All rights reserved.
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// See the file LICENSE for licensing terms.
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package api
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import (
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"errors"
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"math"
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"github.com/luxfi/node/utils/json"
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)
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type Height json.Uint64
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const (
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ProposedHeightJSON = `"proposed"`
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ProposedHeight = math.MaxUint64
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)
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var errInvalidHeight = errors.New("invalid height")
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func (h Height) MarshalJSON() ([]byte, error) {
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if h == ProposedHeight {
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return []byte(ProposedHeightJSON), nil
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}
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return json.Uint64(h).MarshalJSON()
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}
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func (h *Height) UnmarshalJSON(b []byte) error {
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// First check for known string values
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switch string(b) {
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case json.Null:
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return nil
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case ProposedHeightJSON:
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*h = ProposedHeight
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return nil
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}
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// Otherwise, unmarshal as a uint64
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if err := (*json.Uint64)(h).UnmarshalJSON(b); err != nil {
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return errInvalidHeight
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}
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// MaxUint64 is reserved for proposed height, so return an error if supplied
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// numerically.
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if uint64(*h) == ProposedHeight {
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*h = 0
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return errInvalidHeight
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}
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return nil
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}
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func (h Height) IsProposed() bool {
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return h == ProposedHeight
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}
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