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package ast.nodes;
import ast.types.*;
import java.util.ArrayList;
import semanticanalysis.SemanticError;
import semanticanalysis.SymbolTable;
/**
* Base interface for a Node.
*/
public interface Node {
static final String[] bif = {
"abs",
"aiter",
"all",
"anext",
"any",
"ascii",
"bin",
"bool",
"breakpoint",
"bytearray",
"bytes",
"callable",
"chr",
"classmethod",
"compile",
"complex",
"delattr",
"dict",
"dir",
"divmod",
"enumerate",
"eval",
"exec",
"exit",
"filter",
"float",
"format",
"frozenset",
"getattr",
"globals",
"hasattr",
"hash",
"help",
"hex",
"id",
"input",
"int",
"isinstance",
"issubclass",
"iter",
"len",
"list",
"locals",
"map",
"max",
"memoryview",
"min",
"next",
"object",
"oct",
"open",
"ord",
"pow",
"print",
"property",
"range",
"repr",
"reversed",
"round",
"set",
"setattr",
"slice",
"sorted",
"staticmethod",
"str",
"sum",
"super",
"tuple",
"type",
"vars",
"zip",
"__import__"};
/**
* Checks semantics for a given node for a SymbolTable ST and a level of
* nesting. Returns a list of `SemanticError`.
*/
ArrayList<SemanticError> checkSemantics(SymbolTable ST, int _nesting, FunctionType ft);
/**
* Checks the type for a given node. If there's any error, returns an
* `ErrorType`.
*/
Type typeCheck();
/**
* Returns a string for the Python Virtual Machine.
*/
String codeGeneration();
/**
* Returns a string for a given node with a prefix. It used when an AST
* wants to be visualized on screen.
*/
String toPrint(String prefix);
}
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