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daisy
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Fixed operator printing

pull/2/head
Mark 2023-04-06 10:30:50 -07:00
parent f112326620
commit a3ada7c70c
Signed by: Mark
GPG Key ID: AD62BB059C2AAEE4
1 changed files with 15 additions and 19 deletions
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34
src/tokens/operator.rs
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@ -63,6 +63,17 @@ impl Operator {
return astr;
}
#[inline(always)]
fn add_parens_to_arg_strict(&self, arg: &Token) -> String {
let mut astr: String = arg.print();
if let Token::Operator(o,_) = arg {
if o <= self {
astr = format!("({})", astr);
}
}
return astr;
}
pub fn print(&self, args: &VecDeque<Token>) -> String {
match self {
Operator::ImplicitMultiply |
@ -130,9 +141,9 @@ impl Operator {
let (b, sub) = (b, sub);
if sub {
return format!("{} - {}", self.add_parens_to_arg(a), self.add_parens_to_arg(&b));
return format!("{} - {}", self.add_parens_to_arg(a), self.add_parens_to_arg(b));
} else {
return format!("{} + {}", self.add_parens_to_arg(a), self.add_parens_to_arg(&b));
return format!("{} + {}", self.add_parens_to_arg(a), self.add_parens_to_arg(b));
}
},
@ -149,25 +160,10 @@ impl Operator {
}
let (b, div) = (b, div);
let mut astr: String = a.print();
if let Token::Operator(o,_) = a {
if o < self {
astr = format!("({})", astr);
}
}
let mut bstr: String = b.print();
if let Token::Operator(o,_) = b {
if o < self {
bstr = format!("({})", astr);
}
}
if div {
return format!("{} ÷ {}", astr, bstr);
return format!("{} ÷ {}", self.add_parens_to_arg_strict(a), self.add_parens_to_arg_strict(b));
} else {
return format!("{} × {}", astr, bstr);
return format!("{} × {}", self.add_parens_to_arg_strict(a), self.add_parens_to_arg_strict(b));
}
},