Class: Debugger::Context

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby-debug-base.rb,
ext/ruby_debug.c

Instance Method Summary collapse

Instance Method Details

#__c_frame_binding ⇒ Object 



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# File 'lib/ruby-debug-base.rb', line 12

alias __c_frame_binding frame_binding

#dead?( = bool) ⇒ Boolean

Returns true if context doesn’t represent a live context and is created during post-mortem exception handling.

Returns:

  • (Boolean) 


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# File 'ext/ruby_debug.c', line 1985

static VALUE
context_dead(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();

    Data_Get_Struct(self, debug_context_t, debug_context);
    return CTX_FL_TEST(debug_context, CTX_FL_DEAD) ? Qtrue : Qfalse;
}

#frame_binding(frame) ⇒ Binding

Returns frame’s binding.

Returns:

  • (Binding) 


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# File 'ext/ruby_debug.c', line 1654

def frame_binding(frame)
  __c_frame_binding(frame) || hbinding(frame)
end

#frame_file(frame) ⇒ String

Returns the name of the file.

Returns:

  • (String) 


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# File 'ext/ruby_debug.c', line 1707

static VALUE
context_frame_file(VALUE self, VALUE frame)
{
    debug_context_t *debug_context;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);

    return rb_str_new2(GET_FRAME->file);
}

#frame_id(frame) ⇒ Object

Returns the sym of the called method.



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# File 'ext/ruby_debug.c', line 1670

static VALUE
context_frame_id(VALUE self, VALUE frame)
{

    debug_context_t *debug_context;
    ID id;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);

    id = GET_FRAME->id;
    return id ? ID2SYM(id): Qnil;
}

#frame_line(frame) ⇒ Integer

Returns the line number in the file.

Returns:

  • (Integer) 


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# File 'ext/ruby_debug.c', line 1690

static VALUE
context_frame_line(VALUE self, VALUE frame)
{
    debug_context_t *debug_context;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);

    return INT2FIX(GET_FRAME->line);
}

#frame_locals(frame) ⇒ Hash

Returns frame’s local variables.

Returns:

  • (Hash) 


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# File 'ext/ruby_debug.c', line 1758

static VALUE
context_frame_locals(VALUE self, VALUE frame)
{
    debug_context_t *debug_context;
    debug_frame_t *debug_frame;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);

    debug_frame = GET_FRAME;
    if(debug_frame->dead)
        return debug_frame->info.copy.locals;
    else
        return context_copy_locals(debug_frame);
}

#frame_self(frame) ⇒ Object

Returns self object of the frame.

Returns:

  • (Object) 


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# File 'ext/ruby_debug.c', line 1780

static VALUE
context_frame_self(VALUE self, VALUE frame)
{
    debug_context_t *debug_context;
    debug_frame_t *debug_frame;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);

    debug_frame = GET_FRAME;
    return debug_frame->self;
}

#ignored? ⇒ Boolean

Returns the ignore flag for the current context.

Returns:

  • (Boolean) 


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# File 'ext/ruby_debug.c', line 1967

static VALUE
context_ignored(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();

    Data_Get_Struct(self, debug_context_t, debug_context);
    return CTX_FL_TEST(debug_context, CTX_FL_IGNORE) ? Qtrue : Qfalse;
}

#interrupt ⇒ Object 



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# File 'lib/ruby-debug-base.rb', line 8

def interrupt
  self.stop_next = 1
end

#resume ⇒ nil

Resumes the thread from the suspended mode.

Returns:

  • (nil) 


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# File 'ext/ruby_debug.c', line 1909

static VALUE
context_resume(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();

    Data_Get_Struct(self, debug_context_t, debug_context);
    if(!CTX_FL_TEST(debug_context, CTX_FL_SUSPEND))
        rb_raise(rb_eRuntimeError, "Thread is not suspended.");
    context_resume_0(debug_context);
    return Qnil;
}

#stack_size ⇒ Object

Returns the size of the context stack.



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# File 'ext/ruby_debug.c', line 1799

static VALUE
context_stack_size(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);

    return INT2FIX(debug_context->stack_size);
}

#step_over(steps) ⇒ Object

Steps over a steps number of times.



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# File 'ext/ruby_debug.c', line 1589

static VALUE
context_step_over(int argc, VALUE *argv, VALUE self)
{
    VALUE lines, frame;
    debug_context_t *debug_context;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);
    if(debug_context->stack_size == 0)
        rb_raise(rb_eRuntimeError, "No frames collected.");

    rb_scan_args(argc, argv, "11", &lines, &frame);
    debug_context->stop_line = FIX2INT(lines);
    if(argc == 1)
    {
        debug_context->dest_frame = debug_context->stack_size;
    }
    else
    {
        if(FIX2INT(frame) < 0 && FIX2INT(frame) >= debug_context->stack_size)
            rb_raise(rb_eRuntimeError, "Destination frame is out of range.");
        debug_context->dest_frame = debug_context->stack_size - FIX2INT(frame);
    }

    return Qnil;
}

#stop_frame(frame) ⇒ Object

Stops when a frame with number frame is activated. Implements up and down commands.



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# File 'ext/ruby_debug.c', line 1622

static VALUE
context_stop_frame(VALUE self, VALUE frame)
{
    debug_context_t *debug_context;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);
    if(FIX2INT(frame) < 0 && FIX2INT(frame) >= debug_context->stack_size)
        rb_raise(rb_eRuntimeError, "Stop frame is out of range.");
    debug_context->stop_frame = debug_context->stack_size - FIX2INT(frame);

    return frame;
}

#stop_next=(steps) ⇒ Object

Stops the current context after a number steps are made.



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# File 'ext/ruby_debug.c', line 1569

static VALUE
context_stop_next(VALUE self, VALUE steps)
{
    debug_context_t *debug_context;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);
    if(FIX2INT(steps) < 0)
    rb_raise(rb_eRuntimeError, "Steps argument can't be negative.");
    debug_context->stop_next = FIX2INT(steps);

    return steps;
}

#suspend ⇒ nil

Suspends the thread when it is running.

Returns:

  • (nil) 


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# File 'ext/ruby_debug.c', line 1872

static VALUE
context_suspend(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();

    Data_Get_Struct(self, debug_context_t, debug_context);
    if(CTX_FL_TEST(debug_context, CTX_FL_SUSPEND))
        rb_raise(rb_eRuntimeError, "Already suspended.");
    context_suspend_0(debug_context);
    return Qnil;
}

#suspended? ⇒ Boolean

Returns true if the thread is suspended by debugger.

Returns:

  • (Boolean) 


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# File 'ext/ruby_debug.c', line 1892

static VALUE
context_is_suspended(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();

    Data_Get_Struct(self, debug_context_t, debug_context);
    return CTX_FL_TEST(debug_context, CTX_FL_SUSPEND) ? Qtrue : Qfalse;
}

#thnum ⇒ Integer

Returns the context’s number.

Returns:

  • (Integer) 


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# File 'ext/ruby_debug.c', line 1832

static VALUE
context_thnum(VALUE self)
{
    debug_context_t *debug_context;

    Data_Get_Struct(self, debug_context_t, debug_context);
    return INT2FIX(debug_context->thnum);
}

#thread ⇒ Object

Returns a thread this context is associated with.



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# File 'ext/ruby_debug.c', line 1816

static VALUE
context_thread(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();
    Data_Get_Struct(self, debug_context_t, debug_context);
    return context_thread_0(debug_context);
}

#tracing ⇒ Boolean

Returns the tracing flag for the current context.

Returns:

  • (Boolean) 


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# File 'ext/ruby_debug.c', line 1929

static VALUE
context_tracing(VALUE self)
{
    debug_context_t *debug_context;

    debug_check_started();

    Data_Get_Struct(self, debug_context_t, debug_context);
    return CTX_FL_TEST(debug_context, CTX_FL_TRACING) ? Qtrue : Qfalse;
}

#tracking=(bool) ⇒ Object

Controls the tracing for this context.



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# File 'ext/ruby_debug.c', line 1946

static VALUE
context_set_tracing(VALUE self, VALUE value)
{
    debug_context_t *debug_context;

    debug_check_started();

    Data_Get_Struct(self, debug_context_t, debug_context);
    if(RTEST(value))
        CTX_FL_SET(debug_context, CTX_FL_TRACING);
    else
        CTX_FL_UNSET(debug_context, CTX_FL_TRACING);
    return value;
}