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debug.rs
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debug.rs
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use super::{super::DebugOptions, ByteReader, ByteWriter, DeserializationError, ToString};
const STACK_ALL: u8 = 0;
const STACK_TOP: u8 = 1;
/// Writes the provided [DebugOptions] into the provided target.
pub fn write_options_into<W: ByteWriter>(target: &mut W, options: &DebugOptions) {
match options {
DebugOptions::StackAll => target.write_u8(STACK_ALL),
DebugOptions::StackTop(n) => {
target.write_u8(STACK_TOP);
target.write_u8(*n);
}
}
}
/// Reads [DebugOptions] from the provided source.
pub fn read_options_from<R: ByteReader>(
source: &mut R,
) -> Result<DebugOptions, DeserializationError> {
match source.read_u8()? {
STACK_ALL => Ok(DebugOptions::StackAll),
STACK_TOP => {
let n = source.read_u8()?;
if n == 0 {
return Err(DeserializationError::InvalidValue(n.to_string()));
}
Ok(DebugOptions::StackTop(n))
}
val => Err(DeserializationError::InvalidValue(val.to_string())),
}
}