view src/clojure/contrib/test_contrib/pprint/examples/props.clj @ 10:ef7dbbd6452c

added clojure source goodness
author Robert McIntyre <rlm@mit.edu>
date Sat, 21 Aug 2010 06:25:44 -0400
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1 ;;; props.clj -- part of the pretty printer for Clojure
3 ;; by Tom Faulhaber
4 ;; April 3, 2009
6 ; Copyright (c) Tom Faulhaber, Dec 2008. All rights reserved.
7 ; The use and distribution terms for this software are covered by the
8 ; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
9 ; which can be found in the file epl-v10.html at the root of this distribution.
10 ; By using this software in any fashion, you are agreeing to be bound by
11 ; the terms of this license.
12 ; You must not remove this notice, or any other, from this software.
14 ;; This example displays a nicely formatted table of the java properties using
15 ;; cl-format
17 (ns clojure.contrib.pprint.examples.props
18 (:use clojure.contrib.pprint))
20 (defn show-props [stream]
21 (let [p (mapcat
22 #(vector (key %) (val %))
23 (sort-by key (System/getProperties)))]
24 (cl-format true "~30A~A~%~{~20,,,'-A~10A~}~%~{~30A~S~%~}"
25 "Property" "Value" ["" "" "" ""] p)))