roland/xo-expression
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

xo-indentlog xo-arena: improve verify_ok logging workflow

Browse source 
+ scope.retroactively_enable()
This commit is contained in:
Roland Conybeare 2026-01-07 17:56:38 -05:00
commit 315202b1d9
1 changed files with 46 additions and 21 deletions
Download patch file Download diff file Expand all files Collapse all files

67
include/xo/indentlog/scope.hpp
View file

@ -171,10 +171,27 @@ namespace xo {
return true;
} /*log*/
/** re-enable + log (args...).
* No-op if scope already enabled.
* Useful in verify_ok() methods, to conditionally enable
* logging only when a test fails
**/
template<typename... Tn>
void retroactively_enable(Tn&&... args) {
if (finalized_) {
this->finalized_ = false;
this->begin_scope(std::forward<Tn>(args)...);
}
}
/** Log argument in pack @p args **/
template<typename... Tn>
bool operator()(Tn&&... args) { return this->log(std::forward<Tn>(args)...); }
/** If enabled, writes initial banner **/
template<typename... Tn>
void begin_scope(Tn&&... args);
/** Optionally, call once to end scope before dtor.
* Logs arguments in pack @p args
**/
@ -231,27 +248,7 @@ namespace xo {
line_{setup.line_},
finalized_{!(setup.is_enabled())}
{
if(setup.is_enabled()) {
state_impl_type * logstate = basic_scope::require_thread_local_state();
std::ostream & os = logstate2stream(logstate);
logstate->preamble(this->style_, this->name1_, this->name2_);
tosn(os, " ", std::forward<Tn>(args)...);
if (log_config::location_enabled) {
/* prints on next call to flush2sbuf */
logstate->set_location(this->file_, this->line_);
//tosn(os, " [", basename(this->file_), ":", this->line_, "]");
}
logstate->flush2sbuf(std::clog.rdbuf());
///* next call to scope::log() can reset to beginning of buffer space */
//logstate->ss().seekp(0);
logstate->incr_nesting();
}
this->begin_scope(std::forward<Tn>(args)...);
} /*ctor*/
template <typename CharT, typename Traits>
@ -314,6 +311,34 @@ namespace xo {
logstate->flush2sbuf(this->dest_sbuf_);
} /*flush2sbuf*/
template <typename CharT, typename Traits>
template <typename... Tn>
void
basic_scope<CharT, Traits>::begin_scope(Tn&&... args)
{
if(this->enabled()) {
state_impl_type * logstate = basic_scope::require_thread_local_state();
std::ostream & os = logstate2stream(logstate);
logstate->preamble(this->style_, this->name1_, this->name2_);
tosn(os, " ", std::forward<Tn>(args)...);
if (log_config::location_enabled) {
/* prints on next call to flush2sbuf */
logstate->set_location(this->file_, this->line_);
//tosn(os, " [", basename(this->file_), ":", this->line_, "]");
}
logstate->flush2sbuf(std::clog.rdbuf());
///* next call to scope::log() can reset to beginning of buffer space */
//logstate->ss().seekp(0);
logstate->incr_nesting();
}
}
template <typename CharT, typename Traits>
template <typename... Tn>
void