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fix(stdlib): Ensure consistent marshal representation #2045

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merged 4 commits into from Mar 2, 2024
Merged

fix(stdlib): Ensure consistent marshal representation #2045

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38eb791
fix(stdlib): Pad strings/bytes marshal representation with zeros
ospencer Feb 21, 2024
f30d335
Merge branch 'main' into oscar/fix-marshal
phated Mar 1, 2024
09d3456
clear buffer before marshaling
ospencer Mar 2, 2024
ff76c39
remove unused import
ospencer Mar 2, 2024
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2 changes: 2 additions & 0 deletions compiler/test/stdlib/marshal.test.gr
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Expand Up @@ -91,3 +91,5 @@ let truncatedRecord = Bytes.slice(
)
)
assert Result.isErr(unmarshal(truncatedRecord))

assert Marshal.marshal("🌾") == Marshal.marshal("🌾")
5 changes: 4 additions & 1 deletion stdlib/marshal.gr
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Expand Up @@ -423,8 +423,11 @@ let marshal = (value, buf) => {
@unsafe
provide let marshal = value => {
let valuePtr = fromGrain(value)
let buf = allocateBytes(size(valuePtr))
let size = size(valuePtr)
let buf = allocateBytes(size)
Memory.fill(buf + 8n, 0n, size)
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marshal(valuePtr, buf + 8n)
ignore(value)
toGrain(buf): Bytes
}

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