switch to chumsky, ignore units for now

Author: urisinger

Cargo.lock

@@ -8,12 +8,11 @@ description = "Parser for Graphite style mathematics expressions"
 license = "MIT OR Apache-2.0"
 
 [dependencies]
-pest = "2.7"
-pest_derive = "2.7.11"
 thiserror = "2.0"
 lazy_static = "1.5"
 num-complex = "0.4"
 log = { workspace = true }
+chumsky = "0.10"
 
 [dev-dependencies]
 criterion = "0.5"

libraries/math-parser/Cargo.toml

@@ -57,7 +57,9 @@ pub enum BinaryOp {
 	Div,
 	Pow,
 	Leq,
+	Lt,
 	Geq,
+	Gt,
 	Eq,
 }
 

libraries/math-parser/src/ast.rs

@@ -6,8 +6,6 @@ use std::{
 use crate::value::{Number, Value};
 use lazy_static::lazy_static;
 use num_complex::{Complex, ComplexFloat};
-use std::collections::HashMap;
-use std::f64::consts::PI;
 
 type FunctionImplementation = Box<dyn Fn(&[Value]) -> Option<Value> + Send + Sync>;
 lazy_static! {