Decode the protobuf wire format in Gleam!
Decode failure on bad fixed instead of panic
Gavin Morrow
(Sep 22, 2025, 8:57 PM EDT)
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853fa452
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src/decoders.gleam
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src/decoders.gleam
···
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pub fn fixed(size: Int) -> Decoder(Int) {
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use bits <- decode.then(single_or_raw(decode.bit_array))
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let assert <<num:unsigned-little-size(size)>> = bits
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num |> decode.success
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case bits {
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<<num:unsigned-little-size(size)>> -> decode.success(num)
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_ -> decode.failure(0, "Fixed(" <> int.to_string(size) <> ")")
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}
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}
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pub fn string() -> Decoder(String) {