Do null safety for objects properly
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@ -33,9 +33,13 @@ public class Get extends DynamicExpr {
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Dynamic<?> left = this.left.get(dataRoot);
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if (Dynamic.isNull(left)) throw new LocationalException(location, "Could not get \"" + name.asStringExpr().get(dataRoot) + "\" because left is null");
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if (left instanceof DObject o) {
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var n = name.asStringExpr().get(dataRoot);
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if (!o.has(n)) throw new LocationalException(location, "Object does not contain \"" + n + "\"");
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return o.get(name.asStringExpr().get(dataRoot));
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} else if (left instanceof DList l) {
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return l.get(name.asNumberExpr().get(dataRoot).intValue());
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int idx = name.asNumberExpr().get(dataRoot).intValue();
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if (idx < 0 || idx >= l.size()) throw new LocationalException(location, "Index " + idx + " is out of range for list with size " + l.size());
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return l.get(idx);
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}
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throw new DynamicTypeConversionException("object or list", left).locational(location);
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}
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@ -3,15 +3,14 @@ package io.gitlab.jfronny.muscript.data.dynamic;
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import io.gitlab.jfronny.muscript.ast.DynamicExpr;
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import io.gitlab.jfronny.muscript.ast.dynamic.ObjectLiteral;
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import io.gitlab.jfronny.muscript.compiler.CodeLocation;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import java.util.Map;
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import java.util.stream.Collectors;
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public non-sealed interface DObject extends Dynamic<Map<String, Dynamic<?>>> {
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default @NotNull Dynamic<?> get(String key) {
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return Dynamic.fromNullable(getValue().get(key));
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default @Nullable Dynamic<?> get(String key) {
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return getValue().get(key);
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}
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default boolean has(String key) {
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