add traceback module
This commit is contained in:
microDev
parent
fc59a7ac02
commit
f371c0a609
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@ -35,11 +35,11 @@ msgid ""
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"https://github.com/adafruit/circuitpython/issues\n"
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msgstr ""
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#: py/obj.c
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#: py/obj.c shared-bindings/traceback/__init__.c
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msgid " File \"%q\""
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msgstr ""
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#: py/obj.c
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#: py/obj.c shared-bindings/traceback/__init__.c
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msgid " File \"%q\", line %d"
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msgstr ""
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@ -322,7 +322,7 @@ msgstr ""
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msgid "*x must be assignment target"
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msgstr ""
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#: py/obj.c
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#: py/obj.c shared-bindings/traceback/__init__.c
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msgid ", in %q\n"
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msgstr ""
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@ -1185,11 +1185,6 @@ msgstr ""
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msgid "Input/output error"
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msgstr ""
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#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
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#, c-format
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msgid "Missing jmp_pin. Instruction %d jumps on pin"
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msgstr ""
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#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
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#, c-format
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msgid "Instruction %d shifts in more bits than pin count"
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@ -1506,6 +1501,11 @@ msgstr ""
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msgid "Missing first_set_pin. Instruction %d sets pin(s)"
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msgstr ""
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#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
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#, c-format
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msgid "Missing jmp_pin. Instruction %d jumps on pin"
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msgstr ""
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#: shared-bindings/busio/UART.c shared-bindings/displayio/Group.c
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msgid "Must be a %q subclass."
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msgstr ""
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@ -2227,7 +2227,7 @@ msgstr ""
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msgid "Touch alarms not available"
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msgstr ""
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#: py/obj.c
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#: py/obj.c shared-bindings/traceback/__init__.c
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msgid "Traceback (most recent call last):\n"
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msgstr ""
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@ -2525,7 +2525,7 @@ msgid "argument name reused"
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msgstr ""
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#: py/argcheck.c shared-bindings/_stage/__init__.c
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#: shared-bindings/digitalio/DigitalInOut.c shared-bindings/gamepad/GamePad.c
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#: shared-bindings/digitalio/DigitalInOut.c
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msgid "argument num/types mismatch"
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msgstr ""
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@ -3089,6 +3089,10 @@ msgstr ""
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msgid "file must be a file opened in byte mode"
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msgstr ""
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#: shared-bindings/traceback/__init__.c
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msgid "file write is not available"
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msgstr ""
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#: shared-bindings/storage/__init__.c
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msgid "filesystem must provide mount method"
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msgstr ""
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@ -3376,6 +3380,10 @@ msgstr ""
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msgid "invalid element_size %d, must be, 1, 2, or 4"
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msgstr ""
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#: shared-bindings/traceback/__init__.c
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msgid "invalid exception"
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msgstr ""
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#: extmod/modframebuf.c
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msgid "invalid format"
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msgstr ""
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@ -3457,6 +3465,10 @@ msgstr ""
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msgid "lhs and rhs should be compatible"
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msgstr ""
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#: shared-bindings/traceback/__init__.c
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msgid "limit should be an int"
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msgstr ""
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#: py/emitnative.c
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msgid "local '%q' has type '%q' but source is '%q'"
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msgstr ""
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@ -3609,10 +3621,6 @@ msgstr ""
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msgid "no active exception to reraise"
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msgstr ""
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#: shared-bindings/socket/__init__.c shared-module/network/__init__.c
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msgid "no available NIC"
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msgstr ""
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#: py/compile.c
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msgid "no binding for nonlocal found"
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msgstr ""
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@ -4085,6 +4093,10 @@ msgstr ""
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msgid "source palette too large"
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msgstr ""
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#: shared-bindings/traceback/__init__.c
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msgid "stack is not ok"
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msgstr ""
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#: py/objstr.c
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msgid "start/end indices"
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msgstr ""
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@ -19,6 +19,7 @@ CIRCUITPY_PWMIO = 0
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CIRCUITPY_ROTARYIO = 0
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CIRCUITPY_RTC = 0
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CIRCUITPY_USB_MIDI = 0
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CIRCUITPY_TRACEBACK = 0
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CIRCUITPY_PIXELBUF = 1
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CIRCUITPY_BUSDEVICE = 1
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@ -293,6 +293,9 @@ endif
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ifeq ($(CIRCUITPY_TOUCHIO),1)
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SRC_PATTERNS += touchio/%
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endif
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ifeq ($(CIRCUITPY_TRACEBACK),1)
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SRC_PATTERNS += traceback/%
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endif
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ifeq ($(CIRCUITPY_UHEAP),1)
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SRC_PATTERNS += uheap/%
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endif
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@ -544,6 +547,7 @@ SRC_SHARED_MODULE_ALL = \
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terminalio/Terminal.c \
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terminalio/__init__.c \
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time/__init__.c \
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traceback/__init__.c \
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uheap/__init__.c \
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ustack/__init__.c \
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vectorio/Circle.c \
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@ -763,6 +763,13 @@ extern const struct _mp_obj_module_t touchio_module;
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#define TOUCHIO_MODULE
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#endif
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#if CIRCUITPY_TRACEBACK
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extern const struct _mp_obj_module_t traceback_module;
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#define TRACEBACK_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_traceback), (mp_obj_t)&traceback_module },
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#else
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#define TRACEBACK_MODULE
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#endif
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#if CIRCUITPY_UHEAP
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extern const struct _mp_obj_module_t uheap_module;
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#define UHEAP_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_uheap),(mp_obj_t)&uheap_module },
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@ -917,6 +924,7 @@ extern const struct _mp_obj_module_t msgpack_module;
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SUPERVISOR_MODULE \
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SYNTHIO_MODULE \
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TOUCHIO_MODULE \
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TRACEBACK_MODULE \
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UHEAP_MODULE \
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USB_CDC_MODULE \
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USB_HID_MODULE \
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@ -324,6 +324,9 @@ CFLAGS += -DCIRCUITPY_TOUCHIO_USE_NATIVE=$(CIRCUITPY_TOUCHIO_USE_NATIVE)
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CIRCUITPY_TOUCHIO ?= 1
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CFLAGS += -DCIRCUITPY_TOUCHIO=$(CIRCUITPY_TOUCHIO)
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CIRCUITPY_TRACEBACK ?= 1
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CFLAGS += -DCIRCUITPY_TRACEBACK=$(CIRCUITPY_TRACEBACK)
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# For debugging.
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CIRCUITPY_UHEAP ?= 0
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CFLAGS += -DCIRCUITPY_UHEAP=$(CIRCUITPY_UHEAP)
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19
py/modsys.c
19
py/modsys.c
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@ -120,25 +120,6 @@ STATIC mp_obj_t mp_sys_exit(size_t n_args, const mp_obj_t *args) {
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}
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MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_sys_exit_obj, 0, 1, mp_sys_exit);
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STATIC mp_obj_t mp_sys_print_exception(size_t n_args, const mp_obj_t *args) {
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#if MICROPY_PY_IO && MICROPY_PY_SYS_STDFILES
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void *stream_obj = &mp_sys_stdout_obj;
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if (n_args > 1) {
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mp_get_stream_raise(args[1], MP_STREAM_OP_WRITE);
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stream_obj = MP_OBJ_TO_PTR(args[1]);
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}
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mp_print_t print = {stream_obj, mp_stream_write_adaptor};
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mp_obj_print_exception(&print, args[0]);
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#else
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(void)n_args;
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mp_obj_print_exception(&mp_plat_print, args[0]);
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#endif
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_sys_print_exception_obj, 1, 2, mp_sys_print_exception);
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#if MICROPY_PY_SYS_EXC_INFO
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STATIC mp_obj_t mp_sys_exc_info(void) {
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mp_obj_t cur_exc = MP_OBJ_FROM_PTR(MP_STATE_VM(cur_exception));
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@ -0,0 +1,171 @@
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/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2021 microDev
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "py/stream.h"
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#include "py/runtime.h"
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#include "supervisor/shared/stack.h"
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//| """Traceback Module
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//|
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//| This module provides a standard interface to print stack traces of programs.
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//| This is useful when you want to print stack traces under program control.
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//|
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//| """
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//| ...
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//|
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//| def print_exception(etype: Type[BaseException], value: BaseException, tb: TracebackType,
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//| limit: Optional[int] = None, file: Optional[io.FileIO] = None, chain: Optional[bool] = True) -> None:
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//|
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//| """Prints exception information and stack trace entries.
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//|
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//| .. note: Setting `chain` will have no effect as chained exceptions are not yet implemented.
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//|
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//| :param Type[BaseException] etype: This is ignored and inferred from the type of ``value``.
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//| :param BaseException value: The exception. Must be an instance of `BaseException`.
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//| :param TracebackType tb: The traceback object. If `None`, the traceback will not be printed.
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//| :param int limit: Print up to limit stack trace entries (starting from the caller’s frame) if limit is positive.
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//| Otherwise, print the last ``abs(limit)`` entries. If limit is omitted or None, all entries are printed.
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//| :param io.FileIO file: If file is omitted or `None`, the output goes to `sys.stderr`; otherwise it should be an open
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//| file or file-like object to receive the output.
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//| :param bool chain: If `True` then chained exceptions will be printed.
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//|
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//| """
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//| ...
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//|
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STATIC mp_obj_t traceback_print_exception(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_etype, ARG_value, ARG_tb, ARG_limit, ARG_file, ARG_chain };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_etype, MP_ARG_OBJ | MP_ARG_REQUIRED },
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{ MP_QSTR_value, MP_ARG_OBJ | MP_ARG_REQUIRED },
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{ MP_QSTR_tb, MP_ARG_OBJ | MP_ARG_REQUIRED },
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{ MP_QSTR_limit, MP_ARG_OBJ, {.u_obj = mp_const_none} },
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{ MP_QSTR_file, MP_ARG_OBJ, {.u_obj = mp_const_none} },
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{ MP_QSTR_chain, MP_ARG_BOOL, {.u_bool = true} },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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mp_obj_t exc = args[ARG_value].u_obj;
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if (!mp_obj_is_exception_instance(exc)) {
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mp_raise_TypeError(translate("invalid exception"));
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}
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mp_print_t print = mp_plat_print;
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if (args[ARG_file].u_obj != mp_const_none) {
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#if MICROPY_PY_IO && MICROPY_PY_SYS_STDFILES
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mp_get_stream_raise(args[ARG_file].u_obj, MP_STREAM_OP_WRITE);
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print.data = MP_OBJ_TO_PTR(args[ARG_file].u_obj);
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print.print_strn = mp_stream_write_adaptor;
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#else
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mp_raise_NotImplementedError(translate("file write is not available"));
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#endif
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}
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mp_int_t limit = 0;
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bool print_tb = true;
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if (args[ARG_limit].u_obj != mp_const_none) {
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if (!mp_obj_get_int_maybe(args[ARG_limit].u_obj, &limit)) {
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mp_raise_TypeError(translate("limit should be an int"));
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}
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print_tb = !(limit == 0);
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}
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if (args[ARG_tb].u_obj != mp_const_none && print_tb) {
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if (!stack_ok()) {
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mp_raise_RuntimeError(translate("stack is not ok"));
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}
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size_t n, *values;
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mp_obj_exception_get_traceback(exc, &n, &values);
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if (n > 0) {
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assert(n % 3 == 0);
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// Decompress the format strings
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const compressed_string_t *traceback = MP_ERROR_TEXT("Traceback (most recent call last):\n");
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char decompressed[decompress_length(traceback)];
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decompress(traceback, decompressed);
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#if MICROPY_ENABLE_SOURCE_LINE
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const compressed_string_t *frame = MP_ERROR_TEXT(" File \"%q\", line %d");
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#else
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const compressed_string_t *frame = MP_ERROR_TEXT(" File \"%q\"");
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#endif
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char decompressed_frame[decompress_length(frame)];
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decompress(frame, decompressed_frame);
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const compressed_string_t *block_fmt = MP_ERROR_TEXT(", in %q\n");
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char decompressed_block[decompress_length(block_fmt)];
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decompress(block_fmt, decompressed_block);
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// Set traceback formatting
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// Default: Print full traceback
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int i = n - 3, j;
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if (limit > 0) {
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// Print upto limit traceback
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// from caller's frame
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limit = n - (limit * 3);
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} else if (limit < 0) {
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// Print upto limit traceback
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// from last
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i = 0, limit = 3 + (limit * 3);
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}
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// Print the traceback
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mp_print_str(&print, decompressed);
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for (; i >= limit; i -= 3) {
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j = (i < 0) ? -i : i;
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#if MICROPY_ENABLE_SOURCE_LINE
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mp_printf(&print, decompressed_frame, values[j], (int)values[j + 1]);
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#else
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mp_printf(&print, decompressed_frame, values[j]);
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#endif
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// The block name can be NULL if it's unknown
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qstr block = values[j + 2];
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if (block == MP_QSTRnull) {
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mp_print_str(&print, "\n");
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} else {
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mp_printf(&print, decompressed_block, block);
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}
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}
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}
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}
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mp_obj_print_helper(&print, exc, PRINT_EXC);
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mp_print_str(&print, "\n");
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_KW(traceback_print_exception_obj, 3, traceback_print_exception);
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STATIC const mp_rom_map_elem_t traceback_module_globals_table[] = {
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// module name
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{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_traceback) },
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// module functions
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{ MP_ROM_QSTR(MP_QSTR_print_exception), MP_ROM_PTR(&traceback_print_exception_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(traceback_module_globals, traceback_module_globals_table);
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const mp_obj_module_t traceback_module = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t *)&traceback_module_globals,
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};
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@ -0,0 +1 @@
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// empty file
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