helpful

commit f1536b5dce84dd456ae512bf9cd75fcb47f3abf1
parent 55f000b5ad9c88954725bfac0059d3a093274207
Author: Wilfred Hughes <me@wilfred.me.uk>
Date:   Thu,  1 Jun 2017 08:41:15 +0100

Add docstring

Diffstat:
M
helpful.el
 | 
1
+

1 file changed, 1 insertion(+), 0 deletions(-)
diff --git a/helpful.el b/helpful.el
@@ -181,6 +181,7 @@ If the source code cannot be found, return the sexp used."
     pos))
 
 (defun helpful--reference-positions (sym buf)
+  "Return all the buffer positions of references to SYM in BUF."
   (-let* ((forms-and-bufs
            (elisp-refs--search-1
             (list buf)