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Fix display of 0.0.

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This commit is contained in:
Stephen Chung
2021-11-03 08:44:07 +08:00
parent f1c5f0a232
commit 7c6b444616
2 changed files with 12 additions and 1 deletions
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4
src/ast.rs
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@@ -1825,7 +1825,9 @@ impl<F: Float + fmt::Debug> fmt::Debug for FloatWrapper<F> {
impl<F: Float + fmt::Display + fmt::LowerExp + From<f32>> fmt::Display for FloatWrapper<F> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let abs = self.0.abs();
if abs > Self::MAX_NATURAL_FLOAT_FOR_DISPLAY.into()
if abs.fract().is_zero() {
f.write_str("0.0")
} else if abs > Self::MAX_NATURAL_FLOAT_FOR_DISPLAY.into()
|| abs < Self::MIN_NATURAL_FLOAT_FOR_DISPLAY.into()
{
write!(f, "{:e}", self.0)