stonewareslord/rpn_rs
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Flush when attempting to pop a usize

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This commit is contained in:
Austen Adler 2021-05-08 11:00:40 -04:00
parent 73b7571030
commit d839700437
1 changed files with 2 additions and 1 deletions
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3
src/calc.rs
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@ -283,7 +283,7 @@ impl Calculator {
} }
'E' => { 'E' => {
let precision = self.checked_get(0)? as usize; let precision = self.checked_get(0)? as usize;
if precision >= 20 { if precision > 20 {
return Err(CalculatorError::PrecisionTooHigh); return Err(CalculatorError::PrecisionTooHigh);
} }
self.display_mode = CalculatorDisplayMode::Engineering(self.pop_usize()?) self.display_mode = CalculatorDisplayMode::Engineering(self.pop_usize()?)
@ -406,6 +406,7 @@ impl Calculator {
Ok(f) Ok(f)
} }
pub fn pop_usize(&mut self) -> CalculatorResult<usize> { pub fn pop_usize(&mut self) -> CalculatorResult<usize> {
self.flush_l()?;
let f = self.checked_get(0)?; let f = self.checked_get(0)?;
let ret = f as usize; let ret = f as usize;
self.direct_state_change(CalculatorStateChange { self.direct_state_change(CalculatorStateChange {