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scanner/context: fix flow de/increment 

I forgot when removing the macro that I need to actually assign the
computation to self.flow
This commit is contained in:
Paul Stemmet 2021-07-30 09:42:55 +00:00 committed by Paul Stemmet
parent 37221ad020
commit 9e295b8f72
1 changed files with 8 additions and 2 deletions
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10
src/scanner/context.rs
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@ -61,12 +61,18 @@ impl Context
pub fn flow_increment(&mut self) -> Result<usize>
{
self.flow.checked_add(1).ok_or(ScanError::IntOverflow)
let new = self.flow.checked_add(1).ok_or(ScanError::IntOverflow)?;
self.flow = new;
Ok(new)
}
pub fn flow_decrement(&mut self) -> Result<usize>
{
self.flow.checked_sub(1).ok_or(ScanError::IntOverflow)
let new = self.flow.checked_sub(1).ok_or(ScanError::IntOverflow)?;
self.flow = new;
Ok(new)
}
/// Get the current indent level