*Main> main
Source code:

do {
    nest1 = {
        do {
            do {
                throw "FAIL";
            }
        }
    };
    do nest1;
}


AST:

.BinaryOp "CALL" .Variable "do" .LBlock (CodeBlock .LNull [] [.BinaryOp "=" .Variable "nest1" .LBlock (CodeBlock .LNull [] [.BinaryOp "CALL" .Variable "do" .LBlock (CodeBlock .LNull [] [.BinaryOp "CALL" .Variable "do" .LBlock (CodeBlock .LNull [] [.BinaryOp "CALL" .Variable "throw" .LString "FAIL"])])]),.BinaryOp "CALL" .Variable "do" .Variable "nest1"])

Bytecode:

.Push #block:
 .Push #block:
  .Push #block:
   .Push #block:
    .Push #block:
     .Push #block:
      .Push #block:
       .Push #block:
        .Push #"FAIL"
        .GetScope
        .Push #"throw"
        .GetCascading
        .Call
       .Do
      .GetScope
      .Push #"do"
      .GetCascading
      .Call
     .Do
    .GetScope
    .Push #"do"
    .GetCascading
    .Call
   .Do
  .GetScope
  .Push #"nest1"
  .AssignCascading
  .GetScope
  .Push #"nest1"
  .GetCascading
  .GetScope
  .Push #"do"
  .GetCascading
  .Call
 .Do
.GetScope
.Push #"do"
.GetCascading
.Call


Output:

Exception occurred at .{<code>: 1, 4}.
  "FAIL"

  in source "<code>":
    do {
       ^
  in source "<code>":
            }
        };
        do nest1;
           ^
  in source "<code>":
    do {
        nest1 = {
                ^
  in source "<code>":
    do {
        nest1 = {
            do {
               ^
  in source "<code>":
        nest1 = {
            do {
                do {
                   ^
  in source "<code>":
            do {
                do {
                    throw "FAIL";
                          ^