about summary refs log tree commit diff stats
path: root/027trace.cc
blob: 71a113baab377b05ee06ae5a87714408de4485f4 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
//: Allow mu programs to log facts just like we've been doing in C++ so far.

:(scenario trace)
recipe main [
  trace [foo], [this is a trace in mu]
]
+foo: this is a trace in mu

:(before "End Primitive Recipe Declarations")
TRACE,
:(before "End Primitive Recipe Numbers")
Recipe_ordinal["trace"] = TRACE;
:(before "End Primitive Recipe Implementations")
case TRACE: {
  assert(is_literal(current_instruction().ingredients.at(0)));
  string label = current_instruction().ingredients.at(0).name;
  assert(is_literal(current_instruction().ingredients.at(1)));
  string message = current_instruction().ingredients.at(1).name;
  trace(1, label) << message;
  break;
}

:(before "End Primitive Recipe Declarations")
HIDE_WARNINGS,
:(before "End Primitive Recipe Numbers")
Recipe_ordinal["hide-warnings"] = HIDE_WARNINGS;
:(before "End Primitive Recipe Implementations")
case HIDE_WARNINGS: {
  Hide_warnings = true;
  break;
}