This is great stuff. Thanks Chouser! On Fri, Dec 12, 2008 at 10:37 PM, Chouser <chou...@gmail.com> wrote:
> > I've added updated versions of 'show' and 'source' to a new lib named > clojure.contrib.repl-utils > > 'show' is for exploring classes at the REPL. What's new is that it > now displays the modifiers of the class and the parameter types for > each method. > > 'source' tries to display the Clojure source for any Var. It now > sports more robust logic for finding the source file and determining > the end of the Var's definition. > > user=> (show 1/2) > === public clojure.lang.Ratio === > [ 0] <init> (BigInteger,BigInteger) > [ 1] denominator : BigInteger > [ 2] numerator : BigInteger > [ 3] byteValue : byte () > [ 4] compareTo : int (Object) > [ 5] doubleValue : double () > [ 6] equals : boolean (Object) > [ 7] floatValue : float () > [ 8] getClass : Class () > [ 9] hashCode : int () > [10] intValue : int () > [11] longValue : long () > [12] notify : void () > [13] notifyAll : void () > [14] shortValue : short () > [15] toString : String () > [16] wait : void () > [17] wait : void (long) > [18] wait : void (long,int) > > Note that 'show' takes instances or classes. Members are sorted by > kind: static fields, static methods, constructors, instance fields, > instance methods. Note that parameter package names and method > modifiers are not displayed for brevity. For complete details on a > member, append its number to the call: > > user=> (show 1/2 3) > #<Method public byte java.lang.Number.byteValue()> > > This actually returns the method itself, and so can be used to > construct more complex introspection expressions: > > user=> (show (.getType (show 1/2 1))) > === public java.math.BigInteger === > [ 0] static ONE : BigInteger > [ 1] static TEN : BigInteger > [ 2] static ZERO : BigInteger > ...etc... > > Use of 'source' couldn't be simpler: > user=> (source filter) > (defn filter > "Returns a lazy seq of the items in coll for which > (pred item) returns true. pred must be free of side-effects." > [pred coll] > (when (seq coll) > (if (pred (first coll)) > (lazy-cons (first coll) (filter pred (rest coll))) > (recur pred (rest coll))))) > nil > > user=> (source clojure.zip/node) > (defn node > "Returns the node at loc" > [loc] (loc 0)) > nil > > --Chouser > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en -~----------~----~----~----~------~----~------~--~---
