private EvaluationResult StepThrough(Node node, Context context, ModuleLiteral env, EvaluationStackFrame args, Func <EvaluationResult> continuation)
{
Contract.Requires(context?.DebugState?.Action != null);
var previousStop = context.DebugState.Action;
var callStack = EvaluationState.GetStackTrace(context, env, node);
var callStackSize = callStack.Length;
// dont't stop if either:
// (1) no call stack is available, or
// (2) top stack is an ambient call (because there are no sources for ambient calls), or
// (3) current node is of a certain type (because people are not used to it)
if (callStackSize == 0 ||
DoesTopStackHaveSource(callStack) ||
(node is FunctionLikeExpression) ||
(node is BlockStatement))
{
return(RunToBreakpoint(node, context, env, args, continuation));
}
if (ShouldPause(node, context, previousStop, callStackSize))
{
PauseEvaluation(node, context, env, args, GetPauseReason(previousStop));
}
return(RunToBreakpoint(node, context, env, args, continuation));
}
private static bool IsCallStackShallower(Node node, Context context, ModuleLiteral env, DebugAction debugAction)
{
var callStackSize = EvaluationState.GetStackTrace(context, env, node).Length;
return(callStackSize < debugAction.StackSize);
}
