// Build a while loop statement (a for loop with just the conditional)
public static void BuildWhileLoop(IronyParser parser, Root root, Expression parentExpression, ParseTreeNode currentNode)
{
var whileLoop = new WhileLoop(parentExpression, currentNode.Token.Convert());
parentExpression.ChildExpressions.Add(whileLoop);
// Build the conditional expressoin
parser.ConsumeParseTree(root, whileLoop.Condition, currentNode.ChildNodes[1]);
// Build the statements that make up the body of the while loop
parser.ConsumeParseTree(root, whileLoop, currentNode.ChildNodes[2]);
}
// Emit a codedome expression representing a while loop.
public static CodeStatement Emit(WhileLoop loop)
{
// A while loop is a for loop with no initializer or incrementor, only a condition.
var i = new CodeIterationStatement(new CodeSnippetStatement(""),
CodeDomEmitter.EmitCodeExpression(loop.Condition.ChildExpressions[0]),
new CodeSnippetStatement(""));
// Emit the statements found in the body of the while loop.
foreach (var e in loop.ChildExpressions)
i.Statements.Add(CodeDomEmitter.EmitCodeStatement(e));
return i;
}