/*
* Actual parsing and builging the ast
*/
Statements ParseStatements(ISet<Category> follow, ISet<Category> starters)
{
var ret = new Statements ();
try {
ret.AddStatement (ParseStatement (Set (Category.Semicolon), starters));
} catch (SyntaxErrorException) {
ret.AddStatement((Statement)Recover (statementFirstSet, follow, starters, () => ParseStatement (Set (Category.Semicolon), starters) ));
}
try {
Expect (Category.Semicolon);
} catch(SyntaxErrorException) {
//missing semicolon, no big deal
}
//maximum munch
while (!follow.Contains(token.Category)) { //statementFirstSet.Contains(token.Category)
try {
ret.AddStatement (ParseStatement (Set (Category.Semicolon), starters));
} catch (SyntaxErrorException) {
ret.AddStatement ((Statement)Recover (statementFirstSet, follow, starters, () => ParseStatement (Set (Category.Semicolon), starters)));
}
try {
Expect (Category.Semicolon);
} catch(SyntaxErrorException) {
//missing semicolon, no big deal
}
}
return ret;
}
void DoTypeChecking(Statements statements)
{
foreach (Statement stmt in statements.StatementList) {
DoTypeChecking (stmt);
}
}
//we might need multiple statements builders to get all statements
//if there are errors, hence this method
public void MergeStatements(Statements stmts)
{
foreach (Statement s in stmts.StatementList) {
this.StatementList.Add(s);
}
}
void Interprete(Statements stmts)
{
foreach (var stmt in stmts.StatementList) {
Interprete(stmt);
}
}
