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//: allow using literal strings anywhere that will accept immutable strings

:(scenario passing_literals_to_recipes)
def main [
  1:num/raw <- foo [abc]
]
def foo x:text -> n:num [
  local-scope
  load-ingredients
  n <- length *x
]
+mem: storing 3 in location 1

:(before "End Instruction Inserting/Deleting Transforms")
initialize_transform_rewrite_literal_string_to_text();
Transform.push_back(rewrite_literal_string_to_text);  // idempotent

:(before "End Globals")
set<string> recipes_taking_literal_strings;
:(code)
void initialize_transform_rewrite_literal_string_to_text() {
  recipes_taking_literal_strings.insert("$print");
  recipes_taking_literal_strings.insert("$dump-trace");
  recipes_taking_literal_strings.insert("$system");
  recipes_taking_literal_strings.insert("trace");
  recipes_taking_literal_strings.insert("stash");
  recipes_taking_literal_strings.insert("new");
  recipes_taking_literal_strings.insert("run");
  recipes_taking_literal_strings.insert("memory-should-contain");
  re
rt("trace-should-not-contain"); recipes_taking_literal_strings.insert("check-trace-count-for-label"); recipes_taking_literal_strings.insert("check-trace-count-for-label-greater-than"); recipes_taking_literal_strings.insert("check-trace-count-for-label-lesser-than"); // End initialize_transform_rewrite_literal_string_to_text() } void rewrite_literal_string_to_text(const recipe_ordinal r) { recipe& caller = get(Recipe, r); trace(9991, "transform") << "--- rewrite literal strings in recipe " << caller.name << end(); if (contains_numeric_locations(caller)) return; vector<instruction> new_instructions; for (int i = 0; i < SIZE(caller.steps); ++i) { instruction& inst = caller.steps.at(i); if (recipes_taking_literal_strings.find(inst.name) == recipes_taking_literal_strings.end()) { for (int j = 0; j < SIZE(inst.ingredients); ++j) { if (!is_literal_text(inst.ingredients.at(j))) continue; instruction def; ostringstream ingredient_name; ingredient_name << inst.name << '_' << i << '_' << j << ":text"; def.name = "new"; def.ingredients.push_back(inst.ingredients.at(j)); def.products.push_back(reagent(ingredient_name.str())); new_instructions.push_back(def); inst.ingredients.at(j).clear(); // reclaim old memory inst.ingredients.at(j) = reagent(ingredient_name.str()); } } new_instructions.push_back(inst); } caller.steps.swap(new_instructions); } bool contains_numeric_locations(const recipe& caller) { for (int i = 0; i < SIZE(caller.steps); ++i) { const instruction& inst = caller.steps.at(i); for (int in = 0; in < SIZE(inst.ingredients); ++in) if (is_numeric_location(inst.ingredients.at(in))) return true; for (int out = 0; out < SIZE(inst.products); ++out) if (is_numeric_location(inst.products.at(out))) return true; } return false; }