141 lines
5.4 KiB
Rust
141 lines
5.4 KiB
Rust
use crate::def_package;
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use crate::parser::INT;
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use crate::result::EvalAltResult;
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use crate::token::Position;
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#[cfg(not(feature = "no_float"))]
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use crate::parser::FLOAT;
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use crate::stdlib::{boxed::Box, format, i32, i64};
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#[cfg(feature = "only_i32")]
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pub const MAX_INT: INT = i32::MAX;
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#[cfg(not(feature = "only_i32"))]
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pub const MAX_INT: INT = i64::MAX;
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def_package!(crate:BasicMathPackage:"Basic mathematic functions.", lib, {
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#[cfg(not(feature = "no_float"))]
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{
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// Advanced math functions
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lib.set_fn_1("sin", |x: FLOAT| Ok(x.to_radians().sin()));
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lib.set_fn_1("cos", |x: FLOAT| Ok(x.to_radians().cos()));
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lib.set_fn_1("tan", |x: FLOAT| Ok(x.to_radians().tan()));
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lib.set_fn_1("sinh", |x: FLOAT| Ok(x.to_radians().sinh()));
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lib.set_fn_1("cosh", |x: FLOAT| Ok(x.to_radians().cosh()));
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lib.set_fn_1("tanh", |x: FLOAT| Ok(x.to_radians().tanh()));
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lib.set_fn_1("asin", |x: FLOAT| Ok(x.asin().to_degrees()));
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lib.set_fn_1("acos", |x: FLOAT| Ok(x.acos().to_degrees()));
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lib.set_fn_1("atan", |x: FLOAT| Ok(x.atan().to_degrees()));
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lib.set_fn_1("asinh", |x: FLOAT| Ok(x.asinh().to_degrees()));
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lib.set_fn_1("acosh", |x: FLOAT| Ok(x.acosh().to_degrees()));
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lib.set_fn_1("atanh", |x: FLOAT| Ok(x.atanh().to_degrees()));
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lib.set_fn_1("sqrt", |x: FLOAT| Ok(x.sqrt()));
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lib.set_fn_1("exp", |x: FLOAT| Ok(x.exp()));
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lib.set_fn_1("ln", |x: FLOAT| Ok(x.ln()));
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lib.set_fn_2("log", |x: FLOAT, base: FLOAT| Ok(x.log(base)));
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lib.set_fn_1("log10", |x: FLOAT| Ok(x.log10()));
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lib.set_fn_1("floor", |x: FLOAT| Ok(x.floor()));
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lib.set_fn_1("ceiling", |x: FLOAT| Ok(x.ceil()));
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lib.set_fn_1("round", |x: FLOAT| Ok(x.ceil()));
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lib.set_fn_1("int", |x: FLOAT| Ok(x.trunc()));
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lib.set_fn_1("fraction", |x: FLOAT| Ok(x.fract()));
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lib.set_fn_1("is_nan", |x: FLOAT| Ok(x.is_nan()));
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lib.set_fn_1("is_finite", |x: FLOAT| Ok(x.is_finite()));
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lib.set_fn_1("is_infinite", |x: FLOAT| Ok(x.is_infinite()));
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#[cfg(not(feature = "no_object"))]
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{
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lib.set_getter_fn("floor", |x: &mut FLOAT| Ok(x.floor()));
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lib.set_getter_fn("ceiling", |x: &mut FLOAT| Ok(x.ceil()));
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lib.set_getter_fn("round", |x: &mut FLOAT| Ok(x.ceil()));
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lib.set_getter_fn("int", |x: &mut FLOAT| Ok(x.trunc()));
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lib.set_getter_fn("fraction", |x: &mut FLOAT| Ok(x.fract()));
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lib.set_getter_fn("is_nan", |x: &mut FLOAT| Ok(x.is_nan()));
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lib.set_getter_fn("is_finite", |x: &mut FLOAT| Ok(x.is_finite()));
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lib.set_getter_fn("is_infinite", |x: &mut FLOAT| Ok(x.is_infinite()));
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}
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// Register conversion functions
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lib.set_fn_1("to_float", |x: INT| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: f32| Ok(x as FLOAT));
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#[cfg(not(feature = "only_i32"))]
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#[cfg(not(feature = "only_i64"))]
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{
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lib.set_fn_1("to_float", |x: i8| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: u8| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: i16| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: u16| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: i32| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: u32| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: i64| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: u64| Ok(x as FLOAT));
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#[cfg(not(target_arch = "wasm32"))]
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{
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lib.set_fn_1("to_float", |x: i128| Ok(x as FLOAT));
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lib.set_fn_1("to_float", |x: u128| Ok(x as FLOAT));
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}
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}
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}
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lib.set_fn_1("to_int", |ch: char| Ok(ch as INT));
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#[cfg(not(feature = "only_i32"))]
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#[cfg(not(feature = "only_i64"))]
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{
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lib.set_fn_1("to_int", |x: i8| Ok(x as INT));
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lib.set_fn_1("to_int", |x: u8| Ok(x as INT));
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lib.set_fn_1("to_int", |x: i16| Ok(x as INT));
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lib.set_fn_1("to_int", |x: u16| Ok(x as INT));
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}
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#[cfg(not(feature = "only_i32"))]
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{
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lib.set_fn_1("to_int", |x: i32| Ok(x as INT));
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lib.set_fn_1("to_int", |x: u64| Ok(x as INT));
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#[cfg(feature = "only_i64")]
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lib.set_fn_1("to_int", |x: u32| Ok(x as INT));
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}
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#[cfg(not(feature = "no_float"))]
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{
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#[cfg(not(feature = "unchecked"))]
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{
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lib.set_fn_1(
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"to_int",
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|x: f32| {
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if x > (MAX_INT as f32) {
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return Err(Box::new(EvalAltResult::ErrorArithmetic(
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format!("Integer overflow: to_int({})", x),
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Position::none(),
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)));
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}
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Ok(x.trunc() as INT)
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},
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);
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lib.set_fn_1(
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"to_int",
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|x: FLOAT| {
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if x > (MAX_INT as FLOAT) {
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return Err(Box::new(EvalAltResult::ErrorArithmetic(
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format!("Integer overflow: to_int({})", x),
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Position::none(),
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)));
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}
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Ok(x.trunc() as INT)
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},
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);
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}
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#[cfg(feature = "unchecked")]
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{
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lib.set_fn_1("to_int", |x: f32| Ok(x as INT));
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lib.set_fn_1("to_int", |x: f64| Ok(x as INT));
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}
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}
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});
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