Merge pull request #257 from sogaiu/add-short-fn-examples

Add examples for short-fn

Author: sogaiu

examples/short-fn.janet

@@ -0,0 +1,19 @@
+# a function that doubles its arguments
+((fn [n] (+ n n)) 10) # -> 20
+((short-fn (+ $ $)) 10) # -> 20
+
+# pipe reader macro offers terser expression
+(|(+ $ $) 10) # -> 20
+
+# $0 is also the first (zero-th) argument
+(|(+ $0 $0) 10) # -> 20
+
+# handling multiple arguments: $0, $1, ...
+(|(string $0 $1) "hi" "ho") # -> "hiho"
+
+# variadic function
+(|(apply + $&) 1 2 3) # -> 6
+
+# structs and some other things work too
+(|{:a 1}) # -> {:a 1}
+