diff options
Diffstat (limited to '071rewrite_stash.cc')
-rw-r--r-- | 071rewrite_stash.cc | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/071rewrite_stash.cc b/071rewrite_stash.cc index ea7c140f..058bd481 100644 --- a/071rewrite_stash.cc +++ b/071rewrite_stash.cc @@ -48,3 +48,39 @@ void rewrite_stashes_to_text(recipe& caller) { } caller.steps.swap(new_instructions); } + +//: Make sure that the new system is strictly better than just the 'stash' +//: primitive by itself. + +:(scenarios run) +:(scenario rewrite_stash_continues_to_fall_back_to_default_implementation) +# type without a to-text implementation +container foo [ + x:number + y:number +] +recipe main [ + local-scope + x:foo <- merge 34, 35 + stash x +] ++app: 34 35 + +:(before "End Primitive Recipe Declarations") +TO_TEXT, +:(before "End Primitive Recipe Numbers") +put(Recipe_ordinal, "to-text", TO_TEXT); +:(before "End Primitive Recipe Checks") +case TO_TEXT: { + if (SIZE(inst.ingredients) != 1) { + raise << maybe(get(Recipe, r).name) << "'to-text' requires a single ingredient, but got '" << to_string(inst) << "'\n" << end(); + break; + } + break; +} +:(before "End Primitive Recipe Implementations") +case TO_TEXT: { + products.resize(1); + products.at(0).push_back(new_mu_string(print_mu(current_instruction().ingredients.at(0), ingredients.at(0)))); + break; +} |