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xo-reader2 stack: progress towards recognizing function calls [WIP]

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This commit is contained in:
Roland Conybeare 2026-02-10 23:28:20 -05:00
commit 00dc45db9f
9 changed files with 234 additions and 37 deletions
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10
xo-reader2/src/reader2/DExprSeqState.cpp
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@ -7,7 +7,7 @@
#include "ssm/ISyntaxStateMachine_DExprSeqState.hpp"
#include "DDefineSsm.hpp"
#include "DLambdaSsm.hpp"
#include "DProgressSsm.hpp"
#include "ProgressSsm.hpp"
#include "DIfElseSsm.hpp"
#include "ParenSsm.hpp"
#include "ExpectExprSsm.hpp"
@ -400,7 +400,13 @@ namespace xo {
{
switch (seqtype_) {
case exprseqtype::toplevel_interactive: {
DParenSsm::start(p_psm);
// not sufficient to just start a paren-ssm here.
// we want to parse toplevel input like
// (getfunction())();
// just as C would.
// To wait for token following right paren, use a progress-ssm
DProgressSsm::start(p_psm->parser_alloc(), p_psm);
p_psm->on_token(Token::leftparen_token());
return;