edmand46
30 lines
804 B
Go
30 lines
804 B
Go
// Code generated by apigen. DO NOT EDIT.
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package abi
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import (
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"crypto/sha256"
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"encoding/hex"
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"encoding/json"
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)
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// DataHash is the canonical hash of a manifest primitives block. The generated data package bakes
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// it in and an upload whose manifest does not match it is rejected, so a manifest edited without a
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// regenerate never runs against stale generated types. Key order and whitespace do not matter.
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// A module with no primitives hashes to the empty string.
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func DataHash(primitives json.RawMessage) string {
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var decoded any
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if err := json.Unmarshal(primitives, &decoded); err != nil || decoded == nil {
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return ""
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}
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encoded, err := json.Marshal(decoded)
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if err != nil || string(encoded) == "{}" {
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return ""
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}
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sum := sha256.Sum256(encoded)
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return hex.EncodeToString(sum[:])
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}
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