2016-10-22 23:56:07 +00:00
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//: Phase 1 of running Mu code: load it from a textual representation.
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2016-10-04 15:18:43 +00:00
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//:
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2016-10-22 23:56:07 +00:00
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//: The process of running Mu code:
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2016-10-04 15:18:43 +00:00
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//: load -> transform -> run
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2015-04-17 18:22:59 +00:00
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2015-05-27 18:27:50 +00:00
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:(scenarios load) // use 'load' instead of 'run' in all scenarios in this layer
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2015-02-18 18:56:19 +00:00
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:(scenario first_recipe)
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2016-03-08 09:30:14 +00:00
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def main [
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2015-07-28 21:33:22 +00:00
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1:number <- copy 23
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2015-02-18 18:49:46 +00:00
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]
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2015-04-30 04:49:09 +00:00
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+parse: instruction: copy
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2016-03-21 09:25:52 +00:00
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+parse: ingredient: {23: "literal"}
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+parse: product: {1: "number"}
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2015-02-18 18:49:46 +00:00
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:(code)
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2015-07-04 16:40:50 +00:00
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vector<recipe_ordinal> load(string form) {
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2015-02-18 18:49:46 +00:00
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istringstream in(form);
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2015-04-06 17:14:29 +00:00
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in >> std::noskipws;
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2015-04-24 07:28:24 +00:00
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return load(in);
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2015-04-06 18:33:29 +00:00
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}
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2015-07-04 16:40:50 +00:00
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vector<recipe_ordinal> load(istream& in) {
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2015-06-15 20:58:08 +00:00
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in >> std::noskipws;
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2015-07-04 16:40:50 +00:00
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vector<recipe_ordinal> result;
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2015-11-17 09:21:00 +00:00
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while (has_data(in)) {
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2015-05-02 22:50:59 +00:00
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skip_whitespace_and_comments(in);
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2015-11-17 09:21:00 +00:00
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if (!has_data(in)) break;
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2015-04-06 17:20:54 +00:00
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string command = next_word(in);
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2016-10-21 08:08:09 +00:00
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if (command.empty()) {
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assert(!has_data(in));
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break;
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}
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2015-04-06 17:20:54 +00:00
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// Command Handlers
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2016-03-08 09:30:14 +00:00
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if (command == "recipe" || command == "def") {
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2016-08-12 21:51:53 +00:00
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recipe_ordinal r = slurp_recipe(in);
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if (r > 0) result.push_back(r);
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2015-09-05 16:51:46 +00:00
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}
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2016-03-08 09:30:14 +00:00
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else if (command == "recipe!" || command == "def!") {
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2016-02-25 19:29:42 +00:00
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Disable_redefine_checks = true;
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2016-08-12 21:51:53 +00:00
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recipe_ordinal r = slurp_recipe(in);
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if (r > 0) result.push_back(r);
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2016-02-25 19:29:42 +00:00
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Disable_redefine_checks = false;
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2015-04-06 19:02:38 +00:00
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}
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2015-04-06 17:20:54 +00:00
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// End Command Handlers
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2015-04-06 19:02:38 +00:00
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else {
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2016-02-26 21:04:55 +00:00
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raise << "unknown top-level command: " << command << '\n' << end();
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2015-04-06 19:02:38 +00:00
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}
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2015-04-06 17:20:54 +00:00
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}
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2015-03-14 00:39:32 +00:00
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return result;
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}
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2015-02-18 18:49:46 +00:00
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2016-08-12 21:51:53 +00:00
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// return the recipe ordinal slurped, or -1 if it failed
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2016-03-14 03:26:47 +00:00
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int slurp_recipe(istream& in) {
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2015-10-29 20:01:04 +00:00
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recipe result;
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result.name = next_word(in);
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2016-10-21 08:08:09 +00:00
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if (result.name.empty()) {
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assert(!has_data(in));
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raise << "file ended with 'recipe'\n" << end();
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return -1;
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}
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2016-02-12 01:42:20 +00:00
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// End Load Recipe Name
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2015-12-03 02:17:59 +00:00
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skip_whitespace_but_not_newline(in);
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2016-02-10 18:20:33 +00:00
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// End Recipe Refinements
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2015-10-29 20:01:04 +00:00
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if (result.name.empty())
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2016-02-26 21:04:55 +00:00
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raise << "empty result.name\n" << end();
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2015-10-29 20:01:04 +00:00
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trace(9991, "parse") << "--- defining " << result.name << end();
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2016-02-22 04:30:02 +00:00
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if (!contains_key(Recipe_ordinal, result.name))
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2018-06-25 20:36:27 +00:00
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put(Recipe_ordinal, result.name, Next_recipe_ordinal);
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result.ordinal = get(Recipe_ordinal, result.name);
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++Next_recipe_ordinal;
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2015-11-06 19:06:58 +00:00
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if (Recipe.find(get(Recipe_ordinal, result.name)) != Recipe.end()) {
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2015-10-29 18:15:13 +00:00
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trace(9991, "parse") << "already exists" << end();
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2016-02-25 19:29:42 +00:00
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if (should_check_for_redefine(result.name))
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2016-02-26 21:04:55 +00:00
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raise << "redefining recipe " << result.name << "\n" << end();
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2015-11-06 19:06:58 +00:00
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Recipe.erase(get(Recipe_ordinal, result.name));
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2015-09-05 16:51:46 +00:00
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}
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2015-10-29 01:19:41 +00:00
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slurp_body(in, result);
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2016-02-10 18:20:33 +00:00
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// End Recipe Body(result)
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2016-01-26 03:32:03 +00:00
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put(Recipe, get(Recipe_ordinal, result.name), result);
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2015-11-06 19:06:58 +00:00
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return get(Recipe_ordinal, result.name);
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2015-09-05 16:51:46 +00:00
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}
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2015-10-29 01:19:41 +00:00
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void slurp_body(istream& in, recipe& result) {
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2015-10-25 21:57:40 +00:00
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in >> std::noskipws;
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2015-12-03 02:17:59 +00:00
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skip_whitespace_but_not_newline(in);
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2015-03-31 04:22:29 +00:00
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if (in.get() != '[')
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2016-05-21 05:09:06 +00:00
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raise << result.name << ": recipe body must begin with '['\n" << end();
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2015-12-03 02:17:59 +00:00
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skip_whitespace_and_comments(in); // permit trailing comment after '['
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2015-02-18 18:49:46 +00:00
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instruction curr;
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while (next_instruction(in, &curr)) {
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2016-07-22 02:22:03 +00:00
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curr.original_string = to_original_string(curr);
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2015-10-29 01:19:41 +00:00
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// End Rewrite Instruction(curr, recipe result)
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2016-02-19 21:42:45 +00:00
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trace(9992, "load") << "after rewriting: " << to_string(curr) << end();
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2016-07-22 02:22:03 +00:00
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if (!curr.is_empty()) result.steps.push_back(curr);
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2015-02-18 18:49:46 +00:00
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}
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}
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bool next_instruction(istream& in, instruction* curr) {
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curr->clear();
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2015-08-20 05:13:15 +00:00
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skip_whitespace_and_comments(in);
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2015-11-17 09:21:00 +00:00
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if (!has_data(in)) {
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2016-10-21 08:08:09 +00:00
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raise << "incomplete recipe at end of file (0)\n" << end();
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2015-08-20 05:13:15 +00:00
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return false;
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}
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2015-02-18 18:49:46 +00:00
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vector<string> words;
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2015-11-17 09:21:00 +00:00
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while (has_data(in) && in.peek() != '\n') {
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2015-12-03 01:11:58 +00:00
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skip_whitespace_but_not_newline(in);
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2015-11-17 09:21:00 +00:00
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if (!has_data(in)) {
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2016-10-21 08:08:09 +00:00
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raise << "incomplete recipe at end of file (1)\n" << end();
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2015-08-20 05:13:15 +00:00
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return false;
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}
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string word = next_word(in);
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2016-10-21 08:08:09 +00:00
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if (word.empty()) {
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assert(!has_data(in));
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raise << "incomplete recipe at end of file (2)\n" << end();
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return false;
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}
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2015-02-18 18:49:46 +00:00
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words.push_back(word);
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2015-12-03 01:11:58 +00:00
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skip_whitespace_but_not_newline(in);
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2015-02-18 18:49:46 +00:00
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}
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2015-08-20 05:13:15 +00:00
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skip_whitespace_and_comments(in);
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2016-02-22 04:30:02 +00:00
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if (SIZE(words) == 1 && words.at(0) == "]")
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2015-03-14 00:39:32 +00:00
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return false; // end of recipe
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2016-10-22 18:05:18 +00:00
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if (SIZE(words) == 1 && is_label_word(words.at(0))) {
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2015-02-18 18:49:46 +00:00
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curr->is_label = true;
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2015-05-07 22:49:40 +00:00
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curr->label = words.at(0);
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2015-10-29 18:15:13 +00:00
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trace(9993, "parse") << "label: " << curr->label << end();
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2015-11-17 09:21:00 +00:00
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if (!has_data(in)) {
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2016-10-21 08:08:09 +00:00
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raise << "incomplete recipe at end of file (3)\n" << end();
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2015-08-20 05:13:15 +00:00
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return false;
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}
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return true;
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2015-02-18 18:49:46 +00:00
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}
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vector<string>::iterator p = words.begin();
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if (find(words.begin(), words.end(), "<-") != words.end()) {
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2016-10-20 05:10:35 +00:00
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for (; *p != "<-"; ++p)
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2015-02-18 18:49:46 +00:00
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curr->products.push_back(reagent(*p));
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++p; // skip <-
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}
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2015-07-25 07:02:20 +00:00
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if (p == words.end()) {
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2016-02-26 21:04:55 +00:00
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raise << "instruction prematurely ended with '<-'\n" << end();
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2015-07-25 07:02:20 +00:00
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return false;
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}
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2017-02-07 07:44:46 +00:00
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curr->name = *p; ++p;
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2016-12-12 18:01:12 +00:00
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// curr->operation will be set at transform time
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2015-02-18 18:49:46 +00:00
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2016-10-20 05:10:35 +00:00
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for (; p != words.end(); ++p)
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2015-02-18 18:49:46 +00:00
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curr->ingredients.push_back(reagent(*p));
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2015-10-29 18:15:13 +00:00
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trace(9993, "parse") << "instruction: " << curr->name << end();
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2015-11-01 04:56:17 +00:00
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trace(9993, "parse") << " number of ingredients: " << SIZE(curr->ingredients) << end();
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2016-10-20 05:10:35 +00:00
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for (vector<reagent>::iterator p = curr->ingredients.begin(); p != curr->ingredients.end(); ++p)
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2016-02-19 21:42:45 +00:00
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trace(9993, "parse") << " ingredient: " << to_string(*p) << end();
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2016-10-20 05:10:35 +00:00
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for (vector<reagent>::iterator p = curr->products.begin(); p != curr->products.end(); ++p)
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2016-02-19 21:42:45 +00:00
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trace(9993, "parse") << " product: " << to_string(*p) << end();
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2015-11-17 09:21:00 +00:00
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if (!has_data(in)) {
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2016-02-26 21:04:55 +00:00
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raise << "9: unbalanced '[' for recipe\n" << end();
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2015-08-20 05:13:15 +00:00
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return false;
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}
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2017-02-07 07:44:46 +00:00
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// End next_instruction(curr)
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2015-08-20 05:13:15 +00:00
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return true;
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2015-02-18 18:49:46 +00:00
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}
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2017-09-01 08:50:10 +00:00
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// can return empty string -- only if 'in' has no more data
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2015-02-18 18:49:46 +00:00
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string next_word(istream& in) {
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2015-12-03 02:17:59 +00:00
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skip_whitespace_but_not_newline(in);
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2015-10-27 18:31:05 +00:00
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// End next_word Special-cases
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ostringstream out;
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2015-02-18 18:49:46 +00:00
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slurp_word(in, out);
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2015-12-03 01:11:58 +00:00
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skip_whitespace_and_comments_but_not_newline(in);
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2016-10-04 16:33:17 +00:00
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string result = out.str();
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if (result != "[" && ends_with(result, '['))
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raise << "insert a space before '[' in '" << result << "'\n" << end();
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return result;
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}
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2016-10-22 18:05:18 +00:00
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bool is_label_word(const string& word) {
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2016-11-30 02:33:46 +00:00
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if (word.empty()) return false; // error raised elsewhere
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2016-11-16 07:29:19 +00:00
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return !isalnum(word.at(0)) && string("$_*@&,=-[]()").find(word.at(0)) == string::npos;
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2016-10-22 18:05:18 +00:00
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}
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2016-10-04 16:33:17 +00:00
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bool ends_with(const string& s, const char c) {
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if (s.empty()) return false;
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return *s.rbegin() == c;
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2015-02-18 18:49:46 +00:00
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}
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2016-08-29 01:12:03 +00:00
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:(before "End Globals")
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2015-10-27 19:10:54 +00:00
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// word boundaries
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2016-08-29 01:12:03 +00:00
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extern const string Terminators("(){}");
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2015-10-27 19:10:54 +00:00
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:(code)
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2015-02-18 18:49:46 +00:00
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void slurp_word(istream& in, ostream& out) {
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char c;
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2015-11-17 09:21:00 +00:00
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if (has_data(in) && Terminators.find(in.peek()) != string::npos) {
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2015-02-18 18:49:46 +00:00
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in >> c;
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out << c;
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return;
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}
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while (in >> c) {
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2015-10-27 19:10:54 +00:00
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if (isspace(c) || Terminators.find(c) != string::npos || Ignore.find(c) != string::npos) {
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2015-02-18 18:49:46 +00:00
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in.putback(c);
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break;
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}
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out << c;
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}
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}
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2015-05-02 22:50:59 +00:00
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void skip_whitespace_and_comments(istream& in) {
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while (true) {
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2015-11-17 09:21:00 +00:00
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if (!has_data(in)) break;
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2015-05-02 22:50:59 +00:00
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if (isspace(in.peek())) in.get();
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2015-12-03 01:11:58 +00:00
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else if (Ignore.find(in.peek()) != string::npos) in.get();
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2015-05-02 22:50:59 +00:00
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else if (in.peek() == '#') skip_comment(in);
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else break;
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2015-02-21 04:32:05 +00:00
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}
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2015-02-18 18:49:46 +00:00
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}
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2015-12-03 02:17:59 +00:00
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// confusing; move to the next line only to skip a comment, but never otherwise
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void skip_whitespace_and_comments_but_not_newline(istream& in) {
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while (true) {
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if (!has_data(in)) break;
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if (in.peek() == '\n') break;
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if (isspace(in.peek())) in.get();
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else if (Ignore.find(in.peek()) != string::npos) in.get();
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else if (in.peek() == '#') skip_comment(in);
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else break;
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}
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}
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2015-03-17 05:47:28 +00:00
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void skip_comment(istream& in) {
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2015-11-17 09:21:00 +00:00
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if (has_data(in) && in.peek() == '#') {
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2015-03-17 05:47:28 +00:00
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in.get();
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2015-11-17 09:21:00 +00:00
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while (has_data(in) && in.peek() != '\n') in.get();
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2015-03-17 05:47:28 +00:00
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}
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}
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2016-09-15 20:23:00 +00:00
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|
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:(scenario recipe_instead_of_def)
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recipe main [
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1:number <- copy 23
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]
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+parse: instruction: copy
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+parse: ingredient: {23: "literal"}
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+parse: product: {1: "number"}
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2015-03-17 05:47:28 +00:00
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:(scenario parse_comment_outside_recipe)
|
2015-05-02 22:26:13 +00:00
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# this comment will be dropped by the tangler, so we need a dummy recipe to stop that
|
2016-03-08 09:30:14 +00:00
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|
def f1 [
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]
|
2015-05-02 22:26:13 +00:00
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|
# this comment will go through to 'load'
|
2016-03-08 09:30:14 +00:00
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|
def main [
|
2015-07-28 21:33:22 +00:00
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|
1:number <- copy 23
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2015-03-17 05:47:28 +00:00
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|
]
|
2015-04-30 04:49:09 +00:00
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+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
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+parse: ingredient: {23: "literal"}
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+parse: product: {1: "number"}
|
2015-03-17 05:47:28 +00:00
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|
:(scenario parse_comment_amongst_instruction)
|
2016-03-08 09:30:14 +00:00
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def main [
|
2015-03-17 05:47:28 +00:00
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|
# comment
|
2015-07-28 21:33:22 +00:00
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1:number <- copy 23
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2015-03-17 05:47:28 +00:00
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]
|
2015-04-30 04:49:09 +00:00
|
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+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
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|
+parse: ingredient: {23: "literal"}
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+parse: product: {1: "number"}
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2015-03-17 05:47:28 +00:00
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|
2015-08-09 19:26:31 +00:00
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|
:(scenario parse_comment_amongst_instruction_2)
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2016-03-08 09:30:14 +00:00
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def main [
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2015-03-17 05:47:28 +00:00
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|
# comment
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2015-07-28 21:33:22 +00:00
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1:number <- copy 23
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2015-03-17 05:47:28 +00:00
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|
# comment
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]
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2015-04-30 04:49:09 +00:00
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+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
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|
+parse: ingredient: {23: "literal"}
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|
+parse: product: {1: "number"}
|
2015-03-17 05:47:28 +00:00
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|
2015-08-09 19:26:31 +00:00
|
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|
:(scenario parse_comment_amongst_instruction_3)
|
2016-03-08 09:30:14 +00:00
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def main [
|
2015-07-28 21:33:22 +00:00
|
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|
1:number <- copy 23
|
2015-03-17 05:47:28 +00:00
|
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|
# comment
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2015-07-28 21:33:22 +00:00
|
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|
2:number <- copy 23
|
2015-03-17 05:47:28 +00:00
|
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|
]
|
2015-04-30 04:49:09 +00:00
|
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+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
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|
+parse: ingredient: {23: "literal"}
|
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|
+parse: product: {1: "number"}
|
2015-04-30 04:49:09 +00:00
|
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+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
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|
+parse: ingredient: {23: "literal"}
|
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|
+parse: product: {2: "number"}
|
2015-03-17 05:47:28 +00:00
|
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|
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|
:(scenario parse_comment_after_instruction)
|
2016-03-08 09:30:14 +00:00
|
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|
def main [
|
2015-07-28 21:33:22 +00:00
|
|
|
1:number <- copy 23 # comment
|
2015-03-17 05:47:28 +00:00
|
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|
]
|
2015-04-30 04:49:09 +00:00
|
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|
+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
|
|
+parse: ingredient: {23: "literal"}
|
|
|
|
+parse: product: {1: "number"}
|
2015-03-17 05:47:28 +00:00
|
|
|
|
2015-02-18 18:56:19 +00:00
|
|
|
:(scenario parse_label)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-03-17 04:14:16 +00:00
|
|
|
+foo
|
2015-02-18 18:56:19 +00:00
|
|
|
]
|
2015-03-17 04:14:16 +00:00
|
|
|
+parse: label: +foo
|
2015-02-18 18:56:19 +00:00
|
|
|
|
2015-04-30 07:02:54 +00:00
|
|
|
:(scenario parse_dollar_as_recipe_name)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-04-30 07:02:54 +00:00
|
|
|
$foo
|
|
|
|
]
|
|
|
|
+parse: instruction: $foo
|
|
|
|
|
2015-03-17 05:52:04 +00:00
|
|
|
:(scenario parse_multiple_properties)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-07-28 21:33:22 +00:00
|
|
|
1:number <- copy 23/foo:bar:baz
|
2015-03-17 05:52:04 +00:00
|
|
|
]
|
2015-04-30 04:49:09 +00:00
|
|
|
+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
|
|
+parse: ingredient: {23: "literal", "foo": ("bar" "baz")}
|
|
|
|
+parse: product: {1: "number"}
|
2015-03-17 05:52:04 +00:00
|
|
|
|
2015-02-18 18:56:19 +00:00
|
|
|
:(scenario parse_multiple_products)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-07-28 21:33:22 +00:00
|
|
|
1:number, 2:number <- copy 23
|
2015-02-18 18:56:19 +00:00
|
|
|
]
|
2015-04-30 04:49:09 +00:00
|
|
|
+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
|
|
+parse: ingredient: {23: "literal"}
|
|
|
|
+parse: product: {1: "number"}
|
|
|
|
+parse: product: {2: "number"}
|
2015-02-18 18:56:19 +00:00
|
|
|
|
|
|
|
:(scenario parse_multiple_ingredients)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-07-28 21:33:22 +00:00
|
|
|
1:number, 2:number <- copy 23, 4:number
|
2015-02-18 18:56:19 +00:00
|
|
|
]
|
2015-04-30 04:49:09 +00:00
|
|
|
+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
|
|
+parse: ingredient: {23: "literal"}
|
|
|
|
+parse: ingredient: {4: "number"}
|
|
|
|
+parse: product: {1: "number"}
|
|
|
|
+parse: product: {2: "number"}
|
2015-02-21 07:46:04 +00:00
|
|
|
|
|
|
|
:(scenario parse_multiple_types)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-07-28 21:33:22 +00:00
|
|
|
1:number, 2:address:number <- copy 23, 4:number
|
2015-02-21 07:46:04 +00:00
|
|
|
]
|
2015-04-30 04:49:09 +00:00
|
|
|
+parse: instruction: copy
|
2016-03-21 09:25:52 +00:00
|
|
|
+parse: ingredient: {23: "literal"}
|
|
|
|
+parse: ingredient: {4: "number"}
|
|
|
|
+parse: product: {1: "number"}
|
|
|
|
+parse: product: {2: ("address" "number")}
|
2015-02-21 19:20:55 +00:00
|
|
|
|
|
|
|
:(scenario parse_properties)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2016-02-19 22:27:01 +00:00
|
|
|
1:address:number/lookup <- copy 23
|
2015-02-21 19:20:55 +00:00
|
|
|
]
|
2016-03-21 09:25:52 +00:00
|
|
|
+parse: product: {1: ("address" "number"), "lookup": ()}
|
2015-09-03 04:18:58 +00:00
|
|
|
|
|
|
|
//: this test we can't represent with a scenario
|
|
|
|
:(code)
|
|
|
|
void test_parse_comment_terminated_by_eof() {
|
|
|
|
load("recipe main [\n"
|
|
|
|
" a:number <- copy 34\n"
|
|
|
|
"]\n"
|
|
|
|
"# abc"); // no newline after comment
|
|
|
|
cerr << "."; // termination = success
|
|
|
|
}
|
2015-09-05 16:51:46 +00:00
|
|
|
|
2016-10-04 16:39:46 +00:00
|
|
|
:(scenario warn_on_missing_space_before_bracket)
|
|
|
|
% Hide_errors = true;
|
|
|
|
def main[
|
|
|
|
1:number <- copy 23
|
|
|
|
]
|
|
|
|
+error: insert a space before '[' in 'main['
|
|
|
|
|
2016-10-04 16:36:14 +00:00
|
|
|
//: Warn if a recipe gets redefined, because large codebases can accidentally
|
|
|
|
//: step on their own toes. But there'll be many occasions later where
|
|
|
|
//: we'll want to disable the errors.
|
|
|
|
:(before "End Globals")
|
|
|
|
bool Disable_redefine_checks = false;
|
2017-07-09 21:34:17 +00:00
|
|
|
:(before "End Reset")
|
2016-10-04 16:36:14 +00:00
|
|
|
Disable_redefine_checks = false;
|
|
|
|
:(code)
|
|
|
|
bool should_check_for_redefine(const string& recipe_name) {
|
|
|
|
if (Disable_redefine_checks) return false;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2016-02-25 19:29:42 +00:00
|
|
|
:(scenario forbid_redefining_recipes)
|
2016-02-25 15:58:09 +00:00
|
|
|
% Hide_errors = true;
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-09-05 16:51:46 +00:00
|
|
|
1:number <- copy 23
|
|
|
|
]
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-09-05 16:51:46 +00:00
|
|
|
1:number <- copy 24
|
|
|
|
]
|
2016-02-25 15:58:09 +00:00
|
|
|
+error: redefining recipe main
|
2015-09-05 16:51:46 +00:00
|
|
|
|
2016-02-25 19:29:42 +00:00
|
|
|
:(scenario permit_forcibly_redefining_recipes)
|
2016-03-08 09:30:14 +00:00
|
|
|
def main [
|
2015-09-05 16:51:46 +00:00
|
|
|
1:number <- copy 23
|
|
|
|
]
|
2016-03-08 09:30:14 +00:00
|
|
|
def! main [
|
2015-09-05 16:51:46 +00:00
|
|
|
1:number <- copy 24
|
|
|
|
]
|
2016-02-25 15:58:09 +00:00
|
|
|
-error: redefining recipe main
|
|
|
|
$error: 0
|
2016-10-04 16:36:14 +00:00
|
|
|
|
|
|
|
:(code)
|
|
|
|
// for debugging
|
|
|
|
void show_rest_of_stream(istream& in) {
|
|
|
|
cerr << '^';
|
|
|
|
char c;
|
|
|
|
while (in >> c)
|
|
|
|
cerr << c;
|
|
|
|
cerr << "$\n";
|
|
|
|
exit(0);
|
|
|
|
}
|