With reference to the source code and to Pickaxe2, ri should tell me
that hash merge takes a block...
--- ./hash.c.orig 2004-10-02 04:50:49.000000000 +0100
+++ ./hash.c 2004-11-16 13:48:19.924061000 +0000
@@ -1576,8 +1576,10 @@
/*
* call-seq:
- * hsh.merge!(other_hash) => hsh
- * hsh.update(other_hash) => hsh
+ * hsh.merge!(other_hash) => hsh
+ * hsh.update(other_hash) => hsh
+ * hsh.merge!(other_hash){|key, oldval, newval| block} => hsh
+ * hsh.update(other_hash){|key, oldval, newval| block} => hsh
*
* Adds the contents of <i>other_hash</i> to <i>hsh</i>, overwriting
* entries with duplicate keys with those from <i>other_hash</i>.
@@ -1603,7 +1605,8 @@
/*
* call-seq:
- * hsh.merge(other_hash) -> a_hash
+ * hsh.merge(other_hash) -> a_hash
+ * hsh.merge(other_hash){|key, oldval, newval| block} -> a_hash
*
* Returns a new hash containing the contents of <i>other_hash</i> and
* the contents of <i>hsh</i>, overwriting entries in <i>hsh</i> with
Or should this go to Ruby-Core..?
Hugh
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