Show trace of method calls and returns (only project files)

trace.rb

@trace_depth = 0
@trace = TracePoint.new(:call, :return) do |tp|
  if tp.path.include?("/murdho/Developer/APP_NAME_HERE")
    is_a_call = tp.event == :call
    is_a_call ? @trace_depth += 1 : @trace_depth -= 1
    @trace_depth = 0 if @trace_depth < 0

    puts [
      "  " * @trace_depth,
      "\e[33m", # Yellow color start
      tp.defined_class,
      "\e[0m", # Custom color end
      "#",
      "\e[32m", # Green color start
      tp.method_id,
      "\e[0m", # Custom color end
      " ",
      is_a_call ? "got called" : "returned",
      " (",
      "\e[34m", # Blue color start
      tp.path,
      "\e[0m", # Custom color end
      ":",
      "\e[31m", # Red color start
      tp.lineno,
      "\e[0m", # Custom color end
      ")"
    ].join
  end
end

# @trace.enable
# @trace.disable

# https://ruby-doc.org/core-2.5.1/TracePoint.html