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EqualsNode.java
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EqualsNode.java
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package yatta.ast.binary;
import com.oracle.truffle.api.dsl.Fallback;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.nodes.NodeInfo;
import yatta.runtime.*;
import yatta.runtime.async.Promise;
@NodeInfo(shortName = "==")
public abstract class EqualsNode extends BinaryOpNode {
@Specialization
public boolean longs(long left, long right) {
return left == right;
}
@Specialization
public boolean doubles(double left, double right) {
return left == right;
}
@Specialization
public boolean bytes(byte left, byte right) {
return left == right;
}
@Specialization
public boolean strings(String left, String right) {
return left.equals(right);
}
@Specialization
public boolean functions(Function left, Function right) {
return left == right;
}
@Specialization
public boolean units(Unit left, Unit right) {
return true;
}
@Specialization
public boolean tuples(Tuple left, Tuple right) {
return left.equals(right);
}
@Specialization
public boolean modules(Module left, Module right) {
return left == right;
}
@Specialization
public boolean stringLists(StringList left, StringList right) {
return left.equals(right);
}
@Specialization
public boolean sequences(Seq left, Seq right) {
return left.equals(right);
}
@Specialization
public boolean dictionaries(Dict left, Dict right) {
return left.equals(right);
}
@Specialization
public boolean sets(Set left, Set right) {
return left.equals(right);
}
@Specialization
public boolean nativeObjects(NativeObject left, NativeObject right) {
return left.equals(right);
}
protected Promise promise(Object left, Object right) {
Promise all = Promise.all(new Object[] {left, right}, this);
return all.map(args -> {
Object[] argValues = (Object[]) args;
return argValues[0].equals(argValues[1]);
}, this);
}
@Specialization
public Promise leftPromise(Promise left, Object right) {
return promise(left, right);
}
@Specialization
public Promise rightPromise(Object left, Promise right) {
return promise(left, right);
}
@Fallback
public boolean fallback(Object left, Object right) {
return left.equals(right);
}
}