mu/archive/1.vm/058to_text.cc

25 lines
836 B
C++

//: Primitive to convert any type to text (array of characters).
//: Later layers will allow us to override this to do something smarter for
//: specific types.
:(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_original_string(inst) << "'\n" << end();
break;
}
// can handle any type
break;
}
:(before "End Primitive Recipe Implementations")
case TO_TEXT: {
products.resize(1);
products.at(0).push_back(/*alloc id*/0);
products.at(0).push_back(new_mu_text(inspect(current_instruction().ingredients.at(0), ingredients.at(0))));
break;
}