error handling
This commit is contained in:
Vitor Santos Costa
parent
df8b264751
commit
029d2836a2
@ -10,10 +10,8 @@
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class YAPPredicate;
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class YAPEngine;
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#define arity_t uintptr_t
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#ifdef SWIGPYTHON
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%typemap(out) YAPTerm {
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@ -21,9 +19,7 @@ class YAPEngine;
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return NULL;
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}
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}
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%extend(out) YAPTerm {
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YAPTerm & __getitem__ (size_t i) {
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Term t0 = $self->term();
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%extend(out) YAPTerm{YAPTerm & __getitem__(size_t i){Term t0 = $self->term();
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if (IsApplTerm(t0)) {
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Functor f = FunctorOfTerm(t0);
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@ -37,7 +33,6 @@ class YAPEngine;
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}
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return *new YAPTerm();
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}
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}
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%typemap(out) YAPIntegerTerm {
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@ -68,7 +63,6 @@ class YAPEngine;
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}
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}
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// translate lists as Python Lists
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// Python symbols
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// Everthing else let wrapped.
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@ -89,46 +83,238 @@ class YAPEngine;
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return list;
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}
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// Language independent exception handler
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%exception YAPPredicate {
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%exception {
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try {
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$action
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} catch (...) {
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PyErr_SetString(PyExc_SyntaxError, "syntax error");
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return NULL;
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} catch (YAPError e) {
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switch (e.getErrorClass()) {
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case YAPC_NO_ERROR:
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break;
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/// bad domain, "first argument often is the predicate.
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case DOMAIN_ERROR: {
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yap_error_number en = e.getID();
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switch (en) {
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case DOMAIN_ERROR_OUT_OF_RANGE:
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case DOMAIN_ERROR_NOT_LESS_THAN_ZERO:
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PyErr_SetString(PyExc_IndexError, e.text());
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break;
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case DOMAIN_ERROR_CLOSE_OPTION:
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case DOMAIN_ERROR_ENCODING:
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case DOMAIN_ERROR_PROLOG_FLAG:
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case DOMAIN_ERROR_ABSOLUTE_FILE_NAME_OPTION:
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case DOMAIN_ERROR_READ_OPTION:
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case DOMAIN_ERROR_SET_STREAM_OPTION:
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PyErr_SetString(PyExc_KeyError, e.text());
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break;
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case DOMAIN_ERROR_FILE_ERRORS:
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case DOMAIN_ERROR_FILE_TYPE:
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case DOMAIN_ERROR_IO_MODE:
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case DOMAIN_ERROR_SOURCE_SINK:
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case DOMAIN_ERROR_STREAM_POSITION:
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PyErr_SetString(PyExc_IOError, e.text());
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break;
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default:
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PyErr_SetString(PyExc_ValueError, e.text());
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}
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} break;
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/// bad arithmetic
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case EVALUATION_ERROR: {
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yap_error_number en = e.getID();
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switch (en) {
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case EVALUATION_ERROR_FLOAT_OVERFLOW:
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case EVALUATION_ERROR_INT_OVERFLOW:
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PyErr_SetString(PyExc_OverflowError, e.text());
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break;
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case EVALUATION_ERROR_FLOAT_UNDERFLOW:
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case EVALUATION_ERROR_UNDERFLOW:
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case EVALUATION_ERROR_ZERO_DIVISOR:
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PyErr_SetString(PyExc_ArithmeticError, e.text());
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break;
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default:
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PyErr_SetString(PyExc_RuntimeError, e.text());
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}
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} break;
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/// missing object (I/O mostly)
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case EXISTENCE_ERROR:
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PyErr_SetString(PyExc_NotImplementedError, e.text());
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break;
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/// should be bound
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case INSTANTIATION_ERROR_CLASS:
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PyErr_SetString(PyExc_RuntimeError, e.text());
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break;
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/// bad access, I/O
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case PERMISSION_ERROR: {
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yap_error_number en = e.getID();
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switch (en) {
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case PERMISSION_ERROR_INPUT_BINARY_STREAM:
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case PERMISSION_ERROR_INPUT_PAST_END_OF_STREAM:
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case PERMISSION_ERROR_INPUT_STREAM:
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case PERMISSION_ERROR_INPUT_TEXT_STREAM:
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case PERMISSION_ERROR_OPEN_SOURCE_SINK:
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case PERMISSION_ERROR_OUTPUT_BINARY_STREAM:
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case PERMISSION_ERROR_REPOSITION_STREAM:
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case PERMISSION_ERROR_OUTPUT_STREAM:
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case PERMISSION_ERROR_OUTPUT_TEXT_STREAM:
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PyErr_SetString(PyExc_OverflowError, e.text());
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break;
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default:
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PyErr_SetString(PyExc_RuntimeError, e.text());
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}
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} break;
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/// something that could not be represented into a type
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case REPRESENTATION_ERROR:
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PyErr_SetString(PyExc_RuntimeError, e.text());
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break;
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/// not enough ....
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case RESOURCE_ERROR:
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PyErr_SetString(PyExc_RuntimeError, e.text());
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break;
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/// bad text
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case SYNTAX_ERROR_CLASS:
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PyErr_SetString(PyExc_SyntaxError, e.text());
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break;
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/// OS or internal
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case SYSTEM_ERROR_CLASS:
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PyErr_SetString(PyExc_RuntimeError, e.text());
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break;
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/// bad typing
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case TYPE_ERROR:
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PyErr_SetString(PyExc_TypeError, e.text());
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break;
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/// should be unbound
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case UNINSTANTIATION_ERROR_CLASS:
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PyErr_SetString(PyExc_RuntimeError, e.text());
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break;
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/// escape hatch
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default:
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break;
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}
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}
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}
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#else
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// Language independent exception handler
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%include exception.i
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%exception {
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try {
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$action
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} catch (YAPError e) {
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switch (e.getErrorClass()) {
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case YAPC_NO_ERROR:
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break;
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/// bad domain, "first argument often is the predicate.
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case DOMAIN_ERROR: {
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yap_error_number en = e.getID();
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switch (en) {
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case DOMAIN_ERROR_OUT_OF_RANGE:
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case DOMAIN_ERROR_NOT_LESS_THAN_ZERO:
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SWIG_exception(SWIG_IndexError, e.text());
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break;
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case DOMAIN_ERROR_CLOSE_OPTION:
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case DOMAIN_ERROR_ENCODING:
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case DOMAIN_ERROR_PROLOG_FLAG:
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case DOMAIN_ERROR_ABSOLUTE_FILE_NAME_OPTION:
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case DOMAIN_ERROR_READ_OPTION:
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case DOMAIN_ERROR_SET_STREAM_OPTION:
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SWIG_exception(SWIG_AttributeError, e.text());
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break;
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case DOMAIN_ERROR_FILE_ERRORS:
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case DOMAIN_ERROR_FILE_TYPE:
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case DOMAIN_ERROR_IO_MODE:
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case DOMAIN_ERROR_SOURCE_SINK:
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case DOMAIN_ERROR_STREAM_POSITION:
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SWIG_exception(SWIG_IOError, e.text());
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break;
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default:
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SWIG_exception(SWIG_ValueError, e.text());
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}
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} break;
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/// bad arithmetic
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case EVALUATION_ERROR: {
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yap_error_number en = e.getID();
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switch (en) {
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case EVALUATION_ERROR_FLOAT_OVERFLOW:
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case EVALUATION_ERROR_FLOAT_UNDERFLOW:
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case EVALUATION_ERROR_INT_OVERFLOW:
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case EVALUATION_ERROR_UNDERFLOW:
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SWIG_exception(SWIG_OverflowError, e.text());
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break;
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case EVALUATION_ERROR_ZERO_DIVISOR:
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SWIG_exception(SWIG_DivisionByZero, e.text());
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break;
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default:
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SWIG_exception(SWIG_RuntimeError, e.text());
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}
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} break;
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/// missing object (I/O mostly)
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case EXISTENCE_ERROR:
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SWIG_exception(SWIG_RuntimeError, e.text());
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break;
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/// should be bound
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case INSTANTIATION_ERROR_CLASS:
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SWIG_exception(SWIG_RuntimeError, e.text());
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break;
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/// bad access, I/O
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case PERMISSION_ERROR: {
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yap_error_number en = e.getID();
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switch (en) {
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case PERMISSION_ERROR_INPUT_BINARY_STREAM:
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case PERMISSION_ERROR_INPUT_PAST_END_OF_STREAM:
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case PERMISSION_ERROR_INPUT_STREAM:
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case PERMISSION_ERROR_INPUT_TEXT_STREAM:
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case PERMISSION_ERROR_OPEN_SOURCE_SINK:
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case PERMISSION_ERROR_OUTPUT_BINARY_STREAM:
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case PERMISSION_ERROR_REPOSITION_STREAM:
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case PERMISSION_ERROR_OUTPUT_STREAM:
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case PERMISSION_ERROR_OUTPUT_TEXT_STREAM:
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SWIG_exception(SWIG_OverflowError, e.text());
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break;
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default:
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SWIG_exception(SWIG_RuntimeError, e.text());
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}
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} break;
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/// something that could not be represented into a type
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case REPRESENTATION_ERROR:
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SWIG_exception(SWIG_RuntimeError, e.text());
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break;
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/// not enough ....
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case RESOURCE_ERROR:
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SWIG_exception(SWIG_RuntimeError, e.text());
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break;
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/// bad text
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case SYNTAX_ERROR_CLASS:
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SWIG_exception(SWIG_SyntaxError, e.text());
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break;
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/// OS or internal
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case SYSTEM_ERROR_CLASS:
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SWIG_exception(SWIG_RuntimeError, e.text());
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break;
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/// bad typing
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case TYPE_ERROR:
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SWIG_exception(SWIG_TypeError, e.text());
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break;
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/// should be unbound
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case UNINSTANTIATION_ERROR_CLASS:
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SWIG_exception(SWIG_RuntimeError, e.text());
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break;
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/// escape hatch
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default:
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break;
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}
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}
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}
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#endif
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%exception query {
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try {
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$action
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}
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catch (YAPError YAP_SYMTAX_ERROR) {
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SWIG_exception(SWIG_SyntaxError,"Syntax Error exception");
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}
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catch (...) {
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SWIG_exception(SWIG_RuntimeError,"Unknown exception");
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}
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}
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%exception next {
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try {
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$action
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}
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catch (...) {
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SWIG_exception(SWIG_RuntimeError,"Unknown exception");
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}
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}
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%{
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/* Put header files here or function declarations like below */
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#define YAP_CPP_INTERFACE 1
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#include "yapi.hh"
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extern "C" {
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@ -137,17 +323,16 @@ class YAPEngine;
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#define Yap_regp regcache
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#endif
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// we cannot consult YapInterface.h, that conflicts with what we declare, though
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// we cannot consult YapInterface.h, that conflicts with what we
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// declare, though
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// it shouldn't
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}
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%}
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/* turn on director wrapping Callback */
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%feature("director") YAPCallback;
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// %include "yapi.hh"
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%include "yapa.hh"
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@ -160,20 +345,6 @@ class YAPEngine;
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%include "yapq.hh"
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#ifdef SWIGJAVA
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%javaexception("java.text.ParseException") YAPPredicate {
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try {
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$action
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} catch (YAPError::SYNTAX_ERROR &e) {
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jclass clazz = jenv->FindClass("java/text/ParseException");
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jenv->ThrowNew(clazz, "Syntax error");
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return $null;
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}
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}
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#endif
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%init %{
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#ifdef SWIGPYTHON
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init_python();
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