private static boolean rule_variable(DefaultMutableTreeNode parent) {
boolean error = false;
DefaultMutableTreeNode node;
String type = tokens.get(currentToken).getWord();
String iden = "";
node = new DefaultMutableTreeNode(tokens.get(currentToken).getWord());
parent.add(node);
currentToken++;
if (currentToken < tokens.size()
&& tokens.get(currentToken).getToken().equalsIgnoreCase("identifier")) {
SemanticAnalyzer.checkVariable(
tokens.get(currentToken - 1).getWord(), tokens.get(currentToken).getWord());
node =
new DefaultMutableTreeNode("identifier" + "(" + tokens.get(currentToken).getWord() + ")");
iden = tokens.get(currentToken).getWord();
CodeGenerator.addVariable(type, iden);
parent.add(node);
currentToken++;
} else {
error(6);
}
return error;
}
// variable
private static void rule_variable(DefaultMutableTreeNode parent) {
String type = tokens.get(currentToken - 1).getWord();
String id = tokens.get(currentToken).getWord();
DefaultMutableTreeNode node = new DefaultMutableTreeNode(type);
parent.add(node);
if (tokens.get(currentToken).getToken().equals("IDENTIFIER")) {
SemanticAnalyzer.checkVariable(
tokens.get(currentToken - 1).getWord(),
tokens.get(currentToken).getWord(),
tokens.get(currentToken).getLine(),
gui);
node = new DefaultMutableTreeNode("identifier(" + id + ")");
parent.add(node);
if (currentToken < tokens.size() - 1) currentToken++;
CodeGenerator.addVariable(type, id);
}
}
/**
* Rule: Variable
*
* @param DefaultMutableTreeNode parent
* @return boolean
*/
public static void rule_variable(DefaultMutableTreeNode parent) {
DefaultMutableTreeNode node;
// type
node = new DefaultMutableTreeNode(tokens.get(currentToken).getWord());
parent.add(node);
currentToken++;
// identifier
if (tokens.get(currentToken).getToken().equals("IDENTIFIER")) {
SemanticAnalyzer.checkVariable(
tokens.get(currentToken - 1).getWord(), tokens.get(currentToken).getWord());
node =
new DefaultMutableTreeNode("identifier" + "(" + tokens.get(currentToken).getWord() + ")");
parent.add(node);
currentToken++;
} else {
error(6); // expected identifier
}
}