Handle traps in db_lint.

The refactoring in 0.15-a0-1555-g728ed82 moved the feature names
somewhere that gather_features didn't know to look.  Unfortunately
we have to duplicate the postprocessing that turns the trap_name into
the full_trap_name.

1 files changed, 16 insertions, 0 deletions

diff --git a/crawl-ref/source/util/gather_features b/crawl-ref/source/util/gather_features
index dc3405f311..c8ae5d797c 100755
--- a/crawl-ref/source/util/gather_features
+++ b/crawl-ref/source/util/gather_features
@@ -32,6 +32,22 @@ for (/"([^"\n]*)"/g)
     $features{articled($_)} = 1;
 }
 
+open IN, "util/cpp_version describe.cc|" or die "Can't read directn.cc\n";
+{ undef local $/; $_ = <IN>; }
+close IN;
+
+s/.*trap_names\[\] =(.*?)\n};\n.*/$1/s
+    or die "Can't find trap_names in describe.cc\n";
+s|//.*$||mg;
+
+for (/"([^"\n]*)"/g)
+{
+    $_ .= " trap" unless /^(web|shaft|passage|pressure plate)$/;
+    $_ .= " of Golubria" if /^passage$/;
+
+    $features{articled($_)} = 1;
+}
+
 for (grep /\.des|\.des\.disabled|\.lua$/, `git ls-files`)
 {
     chomp;