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package ast.nodes;
import ast.types.*;
import java.util.ArrayList;
import java.util.HashMap;
import semanticanalysis.*;
/**
* Node for the `root` statement of the grammar.
*/
public class RootNode implements Node {
// stms and compundStmts are protected because they are reused for a
// BlockNode
protected ArrayList<Node> childs;
public RootNode(ArrayList<Node> childs) {
this.childs = childs;
}
@Override
public ArrayList<SemanticError> checkSemantics(SymbolTable ST, int _nesting) {
ArrayList<SemanticError> errors = new ArrayList<>();
// Create a new HashMap for the current scope
HashMap<String, STentry> HM = new HashMap<>();
// Add the HashMap to the SymbolTable
ST.add(HM);
// Check semantics for each child
for (Node child : childs) {
errors.addAll(child.checkSemantics(ST, _nesting));
}
// Remove the HashMap from the SymbolTable
ST.remove();
return errors;
}
@Override
public Type typeCheck() {
return new VoidType();
}
// TODO: Code generation for RootNode
@Override
public String codeGeneration() {
return "";
}
@Override
public String toPrint(String prefix) {
String str = "Root\n";
prefix += " ";
for (Node child : childs) {
str += child.toPrint(prefix);
}
return str;
}
}
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