53 lines
1.8 KiB
Java
53 lines
1.8 KiB
Java
package io.gitlab.jfronny.muscript.ast.math;
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import io.gitlab.jfronny.muscript.compiler.*;
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import io.gitlab.jfronny.muscript.data.Scope;
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import io.gitlab.jfronny.muscript.ast.Expr;
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import io.gitlab.jfronny.muscript.ast.NumberExpr;
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import io.gitlab.jfronny.muscript.ast.literal.NumberLiteral;
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import java.io.IOException;
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import java.util.stream.Stream;
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public class Multiply extends NumberExpr {
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public final NumberExpr multiplier;
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public final NumberExpr multiplicand;
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public Multiply(CodeLocation location, NumberExpr multiplier, NumberExpr multiplicand) {
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super(Order.Factor, location);
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this.multiplier = multiplier;
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this.multiplicand = multiplicand;
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}
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@Override
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public Double get(Scope dataRoot) {
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return multiplier.get(dataRoot) * multiplicand.get(dataRoot);
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}
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@Override
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public NumberExpr optimize() {
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NumberExpr multiplier = this.multiplier.optimize();
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NumberExpr multiplicand = this.multiplicand.optimize();
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if (multiplier instanceof NumberLiteral litEr && multiplicand instanceof NumberLiteral litAnd)
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return literal(location, litEr.value * litAnd.value);
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return new Multiply(location, multiplier, multiplicand);
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}
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@Override
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public Stream<Expr<?>> extractSideEffects() {
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return Stream.concat(multiplier.extractSideEffects(), multiplicand.extractSideEffects());
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}
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@Override
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public void decompile(ExprWriter writer) throws IOException {
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parenthesize(multiplier, writer, false);
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writer.append(" * ");
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parenthesize(multiplicand, writer, true);
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}
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@Override
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public boolean equals(Object obj) {
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return obj instanceof Multiply multiply && multiplier.equals(multiply.multiplier) && multiplicand.equals(multiply.multiplicand);
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}
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}
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