62 lines
2.0 KiB
Java
62 lines
2.0 KiB
Java
package io.gitlab.jfronny.muscript.ast.dynamic.unpack;
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import io.gitlab.jfronny.muscript.ast.Expr;
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import io.gitlab.jfronny.muscript.compiler.CodeLocation;
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import io.gitlab.jfronny.muscript.compiler.ExprWriter;
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import io.gitlab.jfronny.muscript.data.Scope;
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import io.gitlab.jfronny.muscript.data.dynamic.Dynamic;
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import io.gitlab.jfronny.muscript.data.dynamic.DynamicTypeConversionException;
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import io.gitlab.jfronny.muscript.ast.BoolExpr;
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import io.gitlab.jfronny.muscript.ast.DynamicExpr;
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import io.gitlab.jfronny.muscript.annotations.CanThrow;
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import io.gitlab.jfronny.muscript.annotations.UncheckedDynamic;
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import io.gitlab.jfronny.muscript.ast.dynamic.DynamicCoerce;
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import io.gitlab.jfronny.muscript.error.LocationalException;
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import java.io.IOException;
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import java.util.stream.Stream;
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@CanThrow
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@UncheckedDynamic
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public class BoolUnpack extends BoolExpr {
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public final DynamicExpr inner;
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public BoolUnpack(CodeLocation location, DynamicExpr inner) {
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super(inner.order, location);
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this.inner = inner;
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}
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@Override
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public Boolean get(Scope dataRoot) {
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try {
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Dynamic iv = inner.get(dataRoot);
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if (Dynamic.isNull(iv)) throw new LocationalException(location, "Cannot unpack null");
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return iv.asBool().getValue();
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} catch (DynamicTypeConversionException e) {
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throw e.locational(location);
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}
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}
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@Override
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public BoolExpr optimize() {
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DynamicExpr inner = this.inner.optimize();
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if (inner instanceof DynamicCoerce coerce) return coerce.inner.asBoolExpr();
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return new BoolUnpack(location, inner);
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}
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@Override
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public Stream<Expr<?>> extractSideEffects() {
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return inner.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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inner.decompile(writer);
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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 BoolUnpack unpack && inner.equals(unpack.inner);
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}
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}
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