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refactor: use Node::from from parsed Floats

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this is a little nicer, hopefully it has no perf penalty
This commit is contained in:
electria 2026-10-04 16:34:21 -07:00
commit 564f95aa32
Signed by: electria
SSH key fingerprint: SHA256:8LlB3ucPbBHqozqkhsNbaV5oG3SlzzqUj8FZDL6IPQs
1 changed files with 10 additions and 17 deletions
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25
src/nodes/parse.rs
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@ -1,9 +1,9 @@
use core::f64;
use std::str::FromStr;
use rug::{Float, float::ParseFloatError, ops::CompleteRound};
use rug::{Float, float::ParseFloatError};
use crate::nodes::{Function, Node, Nodes, Operator, PREC};
use crate::nodes::{Function, Node, Nodes, Operator};
impl Node {
fn from_name(s: &str) -> Result<Self, String> {
@ -124,15 +124,10 @@ impl FromStr for Nodes {
&& !(c == 'e' && filtered_string.chars().nth(i + 1).is_some_and(|c| c == '-'))
&& !(c == '-' && filtered_string.chars().nth(i - 1).is_some_and(|c| c == 'e'))
{
nodes.push(Node::Number(
Float::parse(&filtered_string[start_index..i])
.map_err(|e| {
Error::NumberParsing(
filtered_string[start_index..i].to_owned(),
e,
)
})?
.complete(PREC),
nodes.push(Node::from(
Float::parse(&filtered_string[start_index..i]).map_err(|e| {
Error::NumberParsing(filtered_string[start_index..i].to_owned(), e)
})?,
));
state = ParsingState::Start;
@ -182,12 +177,10 @@ impl FromStr for Nodes {
if matches!(nodes.last(), Some(Node::ParenthesisEnd)) {
nodes.push(Node::Operator(Default::default()));
}
nodes.push(Node::Number(
Float::parse(&filtered_string[start_index..i])
.map_err(|e| {
nodes.push(Node::from(
Float::parse(&filtered_string[start_index..i]).map_err(|e| {
Error::NumberParsing(filtered_string[start_index..i].to_owned(), e)
})?
.complete(PREC),
})?,
));
}
}