2 files changed, 4 insertions, 19 deletions

diff --git a/cpp/tangle/030tangle.cc b/cpp/tangle/030tangle.cc
index a7769129..872b4d9d 100644
--- a/cpp/tangle/030tangle.cc
+++ b/cpp/tangle/030tangle.cc
@@ -283,12 +283,9 @@ void emit_test(const string& name, list<Line>& lines, list<Line>& result) {
   lines.pop_front(); \
 }
   while (any_non_input_line(lines)) {
-    if (front(lines).contents == "hide warnings") {
-      SHIFT("  Hide_warnings = true;");
-    }
-    if (starts_with(front(lines).contents, "dump ")) {
-      string line = front(lines).contents.substr(strlen("dump "));
-      SHIFT("  Trace_stream->dump_layer = \""+line+"\";");
+    while (!lines.empty() && starts_with(front(lines).contents, "% ")) {
+      string line = front(lines).contents.substr(strlen("% "));
+      SHIFT("  "+line);
     }
     result.push_back(input_lines(lines));
     if (!lines.empty() && !front(lines).contents.empty() && front(lines).contents[0] == '+')
diff --git a/cpp/tangle/030tangle.test.cc b/cpp/tangle/030tangle.test.cc
index 8203b8a6..d97981dc 100644
--- a/cpp/tangle/030tangle.test.cc
+++ b/cpp/tangle/030tangle.test.cc
@@ -199,7 +199,7 @@ void test_tangle_supports_configurable_toplevel() {
 }
 
 void test_tangle_can_hide_warnings_in_scenarios() {
-  istringstream in(":(scenario does_bar)\nhide warnings\nabc def\n+layer1: pqr\n+layer2: xyz");
+  istringstream in(":(scenario does_bar)\n% Hide_warnings = true;\nabc def\n+layer1: pqr\n+layer2: xyz");
   list<Line> lines;
   tangle(in, lines);
   CHECK_EQ(lines.front().contents, "TEST(does_bar)");  lines.pop_front();
@@ -210,18 +210,6 @@ void test_tangle_can_hide_warnings_in_scenarios() {
   CHECK(lines.empty());
 }
 
-void test_tangle_can_dump_traces_in_scenarios() {
-  istringstream in(":(scenario does_bar)\ndump foo\nabc def\n+layer1: pqr\n+layer2: xyz");
-  list<Line> lines;
-  tangle(in, lines);
-  CHECK_EQ(lines.front().contents, "TEST(does_bar)");  lines.pop_front();
-  CHECK_EQ(lines.front().contents, "  Trace_stream->dump_layer = \"foo\";");  lines.pop_front();
-  CHECK_EQ(lines.front().contents, "  run(\"abc def\\n\");");  lines.pop_front();
-  CHECK_EQ(lines.front().contents, "  CHECK_TRACE_CONTENTS(\"layer1: pqrlayer2: xyz\");");  lines.pop_front();
-  CHECK_EQ(lines.front().contents, "}");  lines.pop_front();
-  CHECK(lines.empty());
-}
-
 void test_tangle_supports_strings_in_scenarios() {
   istringstream in(":(scenario does_bar)\nabc \"def\"\n+layer1: pqr\n+layer2: \"xyz\"");
   list<Line> lines;