public Schedule(string schedule)
{
OriginalText = schedule;
var parser = new Parser(schedule);
var ast = parser.Parse();
var validator = new Validator(schedule, ast);
validator.AssertValid();
_ir = IrBuilder.CompileAst(ast);
}
/// <summary>
/// This method assumes the AST is valid and makes absolutely no attempt to further validate any node.
/// </summary>
/// <param name="program"></param>
/// <returns></returns>
public static IrProgram CompileAst(ProgramNode program)
{
var ir = new IrProgram();
// free-floating expressions are placed in an implicit group
var irGroup = CompileGroup(program.Expressions);
if (irGroup != null)
ir.Groups.Add(irGroup);
// compile all groups
foreach (var groupNode in program.Groups)
{
irGroup = CompileGroup(groupNode.Expressions);
if (irGroup != null)
ir.Groups.Add(irGroup);
}
return ir;
}
/// <summary>
/// This method assumes the AST is valid and makes absolutely no attempt to further validate any node.
/// </summary>
/// <param name="program"></param>
/// <returns></returns>
public static IrProgram CompileAst(ProgramNode program)
{
var ir = new IrProgram();
// free-floating expressions are placed in an implicit group
var irGroup = CompileGroup(program.Expressions);
if (irGroup != null)
{
ir.Groups.Add(irGroup);
}
// compile all groups
foreach (var groupNode in program.Groups)
{
irGroup = CompileGroup(groupNode.Expressions);
if (irGroup != null)
{
ir.Groups.Add(irGroup);
}
}
return(ir);
}