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Add native support for min/max

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Guiguiprim 2023-07-21 16:26:41 +02:00 • committed by GitHub
parent cc36915241
commit ef8ddaaa1d
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12 changed files with 133 additions and 41 deletions
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19
internal/compiler/generator/rust.rs
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@ -12,7 +12,7 @@ Some convention used in the generated code:
this is usually a local variable to the init code that shouldn't rbe relied upon by the binding code.
*/
use crate::expression_tree::{BuiltinFunction, EasingCurve, OperatorClass};
use crate::expression_tree::{BuiltinFunction, EasingCurve, MinMaxOp, OperatorClass};
use crate::langtype::{ElementType, Enumeration, EnumerationValue, Type};
use crate::layout::Orientation;
use crate::llr::{
@ -2189,6 +2189,23 @@ fn compile_expression(expr: &Expression, ctx: &EvaluationContext) -> TokenStream
let #cells_variable = sp::Slice::from_slice(&#cells_variable);
}
}
Expression::MinMax { ty, op, lhs, rhs } => {
let t = rust_primitive_type(ty);
let wrap = |expr| match &t {
Some(t) => quote!((#expr as #t)),
None => expr,
};
let lhs = wrap(compile_expression(lhs, ctx));
let rhs = wrap(compile_expression(rhs, ctx));
match op {
MinMaxOp::Min => {
quote!(#lhs.min(#rhs))
}
MinMaxOp::Max => {
quote!(#lhs.max(#rhs))
}
}
}
}
}