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xo-parser: refactor: explicit stack eliminates push2 actiontype

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This commit is contained in:
Roland Conybeare 2024-08-01 10:41:55 +10:00
commit 847f8744b3
2 changed files with 25 additions and 15 deletions
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5
include/xo/parser/parser.hpp
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@ -114,7 +114,6 @@ namespace xo {
invalid = -1,
push1,
push2,
keep,
emit,
pop,
@ -146,7 +145,9 @@ namespace xo {
static expraction keep();
static expraction emit(const exprir & ir);
#ifdef OBSOLETE
static expraction push2(exprstatetype s1, exprstatetype s2);
#endif
static expraction pop(const exprir & ir);
expractiontype action_type() const { return action_type_; }
@ -240,7 +241,7 @@ namespace xo {
void print(std::ostream & os) const;
private:
expraction on_def();
expraction on_def(exprstatestack * p_stack);
expraction on_symbol(const token_type & tk);
expraction on_colon();
expraction on_singleassign();