From 44fa1839225a0d4548b174585b21948b3a6917aa Mon Sep 17 00:00:00 2001
From: Tyler Wilding <xTVaser@users.noreply.github.com>
Date: Sat, 1 May 2021 10:33:41 -0400
Subject: [PATCH] repl: Add auto-listening capabilities `-auto-lt` (#405)

Closes #403
---
 Taskfile.yml                | 4 ++--
 goalc/compiler/Compiler.cpp | 6 +++++-
 goalc/compiler/Compiler.h   | 2 +-
 goalc/main.cpp              | 8 +++++---
 4 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/Taskfile.yml b/Taskfile.yml
index 8ce4505b6e..e850426289 100644
--- a/Taskfile.yml
+++ b/Taskfile.yml
@@ -6,7 +6,7 @@ tasks:
       - python ./third-party/run-clang-format/run-clang-format.py -r common decompiler game goalc test -i
   run-game:
     cmds:
-      - ./out/build/Debug/bin/gk.exe -fakeiso -debug
+      - ./out/build/Debug/bin/gk.exe -fakeiso -debug -nodisplay
   repl:
     cmds:
-      - ./out/build/Debug/bin/goalc.exe
\ No newline at end of file
+      - ./out/build/Debug/bin/goalc.exe -auto-lt
\ No newline at end of file
diff --git a/goalc/compiler/Compiler.cpp b/goalc/compiler/Compiler.cpp
index 901d4e37be..fbc999084d 100644
--- a/goalc/compiler/Compiler.cpp
+++ b/goalc/compiler/Compiler.cpp
@@ -31,7 +31,7 @@ Compiler::Compiler(std::unique_ptr<ReplWrapper> repl)
   }
 }
 
-ReplStatus Compiler::execute_repl() {
+ReplStatus Compiler::execute_repl(bool auto_listen) {
   // init repl
   m_repl->print_welcome_message();
   auto examples = m_repl->examples;
@@ -45,6 +45,10 @@ ReplStatus Compiler::execute_repl() {
   m_repl->get_repl().set_highlighter_callback(
       std::bind(&Compiler::repl_coloring, this, _1, _2, std::cref(regex_colors)));
 
+  if (auto_listen) {
+    m_listener.connect_to_target();
+  }
+
   while (!m_want_exit && !m_want_reload) {
     try {
       // 1). get a line from the user (READ)
diff --git a/goalc/compiler/Compiler.h b/goalc/compiler/Compiler.h
index 9e862cee88..65bbf30bbf 100644
--- a/goalc/compiler/Compiler.h
+++ b/goalc/compiler/Compiler.h
@@ -23,7 +23,7 @@ enum class ReplStatus { OK, WANT_EXIT, WANT_RELOAD };
 class Compiler {
  public:
   Compiler(std::unique_ptr<ReplWrapper> repl = nullptr);
-  ReplStatus execute_repl();
+  ReplStatus execute_repl(bool auto_listen = false);
   goos::Interpreter& get_goos() { return m_goos; }
   FileEnv* compile_object_file(const std::string& name, goos::Object code, bool allow_emit);
   std::unique_ptr<FunctionEnv> compile_top_level_function(const std::string& name,
diff --git a/goalc/main.cpp b/goalc/main.cpp
index 5216f15e80..60432a6c2c 100644
--- a/goalc/main.cpp
+++ b/goalc/main.cpp
@@ -29,15 +29,17 @@ int main(int argc, char** argv) {
 
   std::string argument;
   bool verbose = false;
+  bool auto_listen = false;
   for (int i = 1; i < argc; i++) {
     if (std::string("-v") == argv[i]) {
       verbose = true;
-      break;
     }
-
     if (std::string("-cmd") == argv[i] && i < argc - 1) {
       argument = argv[++i];
     }
+    if (std::string("-auto-lt") == argv[i]) {
+      auto_listen = true;
+    }
   }
   setup_logging(verbose);
 
@@ -50,7 +52,7 @@ int main(int argc, char** argv) {
     ReplStatus status = ReplStatus::WANT_RELOAD;
     while (status == ReplStatus::WANT_RELOAD) {
       compiler = std::make_unique<Compiler>(std::make_unique<ReplWrapper>());
-      status = compiler->execute_repl();
+      status = compiler->execute_repl(auto_listen);
       if (status == ReplStatus::WANT_RELOAD) {
         fmt::print("Reloading compiler...\n");
       }