a little helper to locate the index file

farabi6 wants to read out the index itself

Author: timo

bin/p6doc-index

@@ -14,6 +14,11 @@ multi sub MAIN() {
     say "Usage: $*PROGRAM_NAME build        to build an index for 'p6doc -f'";
     say "Usage: $*PROGRAM_NAME list         to list the names";
     say "Usage: $*PROGRAM_NAME lookup <key> to display module name containing key";
+    say "Usage: $*PROGRAM_NAME path-to-index to show where the index file lives";
+}
+
+multi sub MAIN('path-to-index') {
+    say INDEX;
 }
 
 multi sub MAIN('build') {