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xo-parser: progress: + arg to rcv parsed expr -> simplify exprir

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This commit is contained in:
Roland Conybeare 2024-08-01 12:55:43 +10:00
commit 03f11ab70a
2 changed files with 46 additions and 46 deletions
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13
include/xo/parser/parser.hpp
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@ -179,6 +179,7 @@ namespace xo {
**/
class exprstate {
public:
using Expression = xo::ast::Expression;
using exprtype = xo::ast::exprtype;
using token_type = token<char>;
using TypeDescr = xo::reflect::TypeDescr;
@ -215,21 +216,25 @@ namespace xo {
/** update exprstate in response to incoming token @p tk,
* forward instructions to parent parser
**/
expraction on_input(const token_type & tk, exprstatestack * p_stack);
expraction on_input(const token_type & tk, exprstatestack * p_stack, rp<Expression> * p_emit_expr);
/** update exprstate in response to IR (intermediate representation)
* from nested parsing task
**/
expraction on_exprir(const exprir & ir, exprstatestack * p_stack);
expraction on_exprir(const exprir & ir, exprstatestack * p_stack, rp<Expression> * p_emit_expr);
/** print human-readable representation on @p os **/
void print(std::ostream & os) const;
private:
expraction on_def(exprstatestack * p_stack);
expraction on_symbol(const token_type & tk, exprstatestack * p_stack);
expraction on_symbol(const token_type & tk,
exprstatestack * p_stack,
rp<Expression> * p_emit_expr);
expraction on_colon(exprstatestack * p_stack);
expraction on_singleassign(exprstatestack * p_stack);
expraction on_f64(const token_type & tk, exprstatestack * p_stack);
expraction on_f64(const token_type & tk,
exprstatestack * p_stack,
rp<Expression> * p_emit_expr);
private:
/**