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Show NaN and inf in a more user-friendly way

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bakk 2021-05-25 22:32:50 +02:00
parent b6412aca1e
commit 6d88da749d
1 changed files with 10 additions and 0 deletions
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10
kalk/src/kalk_num/mod.rs
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@ -186,6 +186,16 @@ impl KalkNum {
} }
pub fn to_string_pretty(&self) -> String { pub fn to_string_pretty(&self) -> String {
let real_f64 = self.to_f64();
let imaginary_f64 = self.imaginary_to_f64();
if real_f64.is_nan() || imaginary_f64.is_nan() {
return String::from("Not defined.");
}
if real_f64.is_infinite() {
return format!("{}∞", if real_f64.is_sign_negative() { "-" } else { "" });
}
let sci_notation_real = self.to_scientific_notation(ComplexNumberType::Real); let sci_notation_real = self.to_scientific_notation(ComplexNumberType::Real);
let mut adjusted_num = self.clone(); let mut adjusted_num = self.clone();
let result_str = if (-6..8).contains(&sci_notation_real.exponent) || self.value == 0f64 { let result_str = if (-6..8).contains(&sci_notation_real.exponent) || self.value == 0f64 {