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;;; show_doc.clj -- part of the pretty printer for Clojure
;; by Tom Faulhaber
;; April 3, 2009
; Copyright (c) Tom Faulhaber, Dec 2008. All rights reserved.
; The use and distribution terms for this software are covered by the
; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
; which can be found in the file epl-v10.html at the root of this distribution.
; By using this software in any fashion, you are agreeing to be bound by
; the terms of this license.
; You must not remove this notice, or any other, from this software.
;; This example uses cl-format as part of a routine to display all the doc
;; strings and function arguments from one or more namespaces.
(ns clojure.contrib.pprint.examples.show-doc
(:use clojure.contrib.pprint))
(defn ns-list
([] (ns-list nil))
([pattern]
(filter
(if pattern
(comp (partial re-find pattern) name ns-name)
(constantly true))
(sort-by ns-name (all-ns)))))
(defn show-doc
([] (show-doc nil))
([pattern]
(cl-format
true
"~:{~A: ===============================================~
~%~{~{~a: ~{~a~^, ~}~%~a~%~}~^~%~}~2%~}"
(map
#(vector (ns-name %)
(map
(fn [f]
(let [f-meta (meta (find-var (symbol (str (ns-name %)) (str f))))]
[f (:arglists f-meta) (:doc f-meta)]))
(filter
(fn [a] (instance? clojure.lang.IFn a))
(sort (map key (ns-publics %))))))
(ns-list pattern)))))
(defn create-api-file [pattern out-file]
(with-open [f (java.io.FileWriter. out-file)]
(binding [*out* f]
(show-doc pattern))))
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