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xo-reader2: streamline DIfElseSsm w/ DSyntaxStateMachine

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This commit is contained in:
Roland Conybeare 2026-01-30 13:49:57 -05:00
commit 9f173949ff
2 changed files with 14 additions and 130 deletions
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126
src/reader2/DIfElseSsm.cpp
View file

@ -189,21 +189,9 @@ namespace xo {
break;
}
p_psm->illegal_input_on_token("DIfElseSsm::on_token",
tk,
this->get_expect_str());
Super::on_token(tk, p_psm);
}
#ifdef NOT_YET
// ----- if_else_xs -----
if_else_xs::if_else_xs(rp<IfExprAccess> if_expr)
: exprstate(exprstatetype::ifexpr),
ifxs_type_{ifexprstatetype::if_0},
if_expr_{std::move(if_expr)}
{}
#endif
void
DIfElseSsm::on_if_token(const Token & tk,
ParserStateMachine * p_psm)
@ -219,9 +207,7 @@ namespace xo {
return;
}
p_psm->illegal_input_on_token("DIfElseSsm::on_if_token",
tk,
this->get_expect_str());
Super::on_token(tk, p_psm);
}
void
@ -239,34 +225,9 @@ namespace xo {
return;
}
p_psm->illegal_input_on_token("DIfElseSsm::on_then_token",
tk,
this->get_expect_str());
Super::on_token(tk, p_psm);
}
#ifdef NOT_YET
void
if_else_xs::on_else_token(const token_type & tk,
parserstatemachine * p_psm)
{
scope log(XO_DEBUG(p_psm->debug_flag()));
log && log("ifxs_type", ifxs_type_);
if (this->ifxs_type_ == ifexprstatetype::if_4) {
this->ifxs_type_ = ifexprstatetype::if_5;
expect_expr_xs::start(p_psm);
return;
}
constexpr const char * c_self_name = "if_else_xs::on_else_token";
const char * exp = this->get_expect_str();
this->illegal_input_on_token(c_self_name, tk, exp, p_psm);
}
#endif
void
DIfElseSsm::on_else_token(const Token & tk,
ParserStateMachine * p_psm)
@ -282,9 +243,7 @@ namespace xo {
return;
}
p_psm->illegal_input_on_token("DIfElseSsm::on_else_token",
tk,
this->get_expect_str());
Super::on_token(tk, p_psm);
}
#ifdef NOT_YET
@ -325,37 +284,6 @@ namespace xo {
p_psm->on_rightbrace_token(tk);
}
void
if_else_xs::on_semicolon_token(const token_type & tk,
parserstatemachine * p_psm)
{
scope log(XO_DEBUG(p_psm->debug_flag()));
log && log("ifxs_type", ifxs_type_);
const char * c_self_name = "if_else_xs::on_semicolon_token";
switch (this->ifxs_type_) {
case ifexprstatetype::invalid:
case ifexprstatetype::if_0:
case ifexprstatetype::n_ifexprstatetype:
// unreachable
assert(false);
break;
case ifexprstatetype::if_1:
case ifexprstatetype::if_2:
case ifexprstatetype::if_3:
case ifexprstatetype::if_5:
this->illegal_input_on_token(c_self_name, tk, get_expect_str(), p_psm);
break;
case ifexprstatetype::if_4:
case ifexprstatetype::if_6: {
this->finish_and_continue(p_psm);
break;
}
}
}
#endif
void
@ -385,18 +313,7 @@ namespace xo {
return;
}
p_psm->illegal_input_on_token("DIfElseSsm::on_semicolon_token",
tk, this->get_expect_str());
}
void
DIfElseSsm::on_parsed_formal_arglist(DArray * arglist,
ParserStateMachine * p_psm)
{
p_psm->illegal_parsed_formal_arglist("DIfElseSsm::on_parsed_formal_arglist",
arglist,
this->get_expect_str());
Super::on_token(tk, p_psm);
}
#ifdef NOT_YET
@ -485,9 +402,7 @@ namespace xo {
break;
}
p_psm->illegal_parsed_expression("DIfElseSsm::on_parsed_expression",
expr,
this->get_expect_str());
Super::on_parsed_expression(expr, p_psm);
}
void
@ -500,35 +415,6 @@ namespace xo {
this->on_semicolon_token(Token::semicolon_token(), p_psm);
}
void
DIfElseSsm::on_parsed_symbol(std::string_view sym,
ParserStateMachine * p_psm)
{
p_psm->illegal_input_on_symbol("DIfElseSsm::on_parsed_symbol",
sym,
this->get_expect_str());
}
void
DIfElseSsm::on_parsed_typedescr(TypeDescr td,
ParserStateMachine * p_psm)
{
p_psm->illegal_input_on_typedescr("DIfElseSsm::on_parsed_typedescr",
td,
this->get_expect_str());
}
void
DIfElseSsm::on_parsed_formal(const DUniqueString * param_name,
TypeDescr param_type,
ParserStateMachine * p_psm)
{
p_psm->illegal_parsed_formal("DIfElseSsm::on_parsed_formal",
param_name,
param_type,
this->get_expect_str());
}
bool
DIfElseSsm::pretty(const ppindentinfo & ppii) const
{