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xo-reader2: accept parsed expression at top level..

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This commit is contained in:
Roland Conybeare 2026-01-22 17:41:40 -05:00
commit 15e1e50659
5 changed files with 33 additions and 8 deletions
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6
include/xo/reader2/ParserResult.hpp
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@ -41,6 +41,12 @@ namespace xo {
std::string_view error_src_fn,
const DString * error_description);
/** create ParserResult for parsing success;
* parsing yields expression @p expr
**/
static ParserResult expression(std::string_view ssm,
obj<AExpression> expr);
/** create ParserResult for a parsing error.
* Reporting detailed message @p errmsg
* from syntax state machine @p ssm

4
include/xo/reader2/ParserStateMachine.hpp
View file

@ -148,6 +148,10 @@ namespace xo {
/** @defgroup scm-parserstatemachine-error-entrypoints error entry points **/
///@{
/** capture result expression @p expr **/
void capture_result(std::string_view ssm_anme,
obj<AExpression> expr);
/** capture error message @p errmsg from @p ssm_name,
* as current state machine output.
*