Mercurial > octave-nkf
diff libinterp/octave-value/ov-base.cc @ 20611:40ed9b46a800
new octave_value::string_value method with optional error message
* ov.h (octave_value::string_vector): New method.
ov-base.cc, ov-base.h (octave_base_value::string_vector):
New default method.
ov-str-mat.cc, ov-str-mat.h (octave_char_matrix_str::string_value):
New method.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 08 Oct 2015 16:43:22 -0400 |
parents | f90c8372b7ba |
children | e5986cba4ca8 |
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--- a/libinterp/octave-value/ov-base.cc Thu Oct 08 20:15:19 2015 +0100 +++ b/libinterp/octave-value/ov-base.cc Thu Oct 08 16:43:22 2015 -0400 @@ -910,6 +910,33 @@ return retval; } +std::string +octave_base_value::string_value (const char *fmt, va_list args) const +{ + // Note that this method does not need to be particularly efficient + // since it is already an error to end up here. + + // FIXME: do we want both the wrong-type-argument error and any custom + // error message, or just the custom error message, or should that + // behavior be optional in some way? + + try + { + std::string tn = type_name (); + + error ("wrong type argument '%s'\n", tn.c_str ()); + } + catch (const octave_execution_exception&) + { + if (fmt) + verror (fmt, args); + + throw; + } + + return std::string (); +} + Array<std::string> octave_base_value::cellstr_value (void) const {