deftag: return the keyword.HEADtl-who-master

* README.md: Document that deftag returns the keyword symbol
that is being defined as the tag.

* who.tl (deftag): Return the keyword parameter instead of
the generated lambda.

1 files changed, 4 insertions, 0 deletions

diff --git a/README.md b/README.md
index 762c0e5..030096d 100644
--- a/README.md
+++ b/README.md
@@ -345,6 +345,10 @@ entire body. However, if a pattern is specified, the body material
 is destructurd, which effectively allows `deftag` tags to
 have parameters, as in the `:atag` example above.
 
+### Returns:
+
+The `deftag` macro returns the `<keyword>` parameter.
+
 ## Dependencies
 
 TL-WHO has no external dependencies other than TXR itself.