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xo-reader: streamline: drop degenerate switch stmts

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This commit is contained in:
Roland Conybeare 2024-08-09 20:09:12 -04:00
commit f0f4c57362
1 changed files with 7 additions and 53 deletions
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60
src/reader/exprstate.cpp
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@ -408,34 +408,9 @@ namespace xo {
{
/* returning type description to something that wants it */
switch (this->exs_type_) {
case exprstatetype::expect_toplevel_expression_sequence:
case exprstatetype::defexpr:
case exprstatetype::parenexpr:
/* unreachable - redirects to define_xs */
assert(false);
return;
case exprstatetype::expect_rhs_expression:
case exprstatetype::expect_type:
case exprstatetype::expect_symbol:
/* unreachable
* (this exprstate issues pop instruction from exprstate::on_input()
*/
assert(false);
return;
case exprstatetype::expr_progress:
/* unreachable */
assert(false);
return;
case exprstatetype::invalid:
case exprstatetype::n_exprstatetype:
/* unreachable */
assert(false);
return;
}
/* unreachable - implement in derived class */
assert(false);
return;
}
void
@ -718,31 +693,10 @@ namespace xo {
exprstatestack * /*p_stack*/,
rp<Expression> * /*p_emit_expr*/)
{
switch(this->exs_type_) {
case exprstatetype::expect_toplevel_expression_sequence:
case exprstatetype::defexpr:
case exprstatetype::parenexpr:
/* unreachable - redirects to define_xs etc */
assert(false);
return;
case exprstatetype::expect_rhs_expression:
case exprstatetype::expect_type:
case exprstatetype::expect_symbol:
/* unreachable
* (this exprstate issues pop instruction from exprstate::on_input()
*/
assert(false);
return;
case exprstatetype::expr_progress:
assert(false);
return;
case exprstatetype::invalid:
case exprstatetype::n_exprstatetype:
/* unreachable */
assert(false);
return;
}
/* unreachable - derived class that can receive
* will override this method
*/
assert(false);
}
void