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diff --git a/src/clojure/contrib/command_line.clj b/src/clojure/contrib/command_line.clj
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-; Copyright (c) Chris Houser, Nov-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.
-
-; Process command-line arguments according to a given cmdspec
-
-(ns
- #^{:author "Chris Houser",
- :doc "Process command-line arguments according to a given cmdspec"}
- clojure.contrib.command-line
- (:require (clojure.contrib [seq-utils :as su]))
- (:use (clojure.contrib [str-utils :only (str-join)])))
-
-(defn make-map [args cmdspec]
- (let [{spec true [rest-sym] false} (su/group-by vector? cmdspec)
- rest-str (str rest-sym)
- key-data (into {} (for [[syms [_ default]] (map #(split-with symbol? %)
- (conj spec '[help? h?]))
- sym syms]
- [(re-find #"^.*[^?]" (str sym))
- {:sym (str (first syms)) :default default}]))
- defaults (into {} (for [[_ {:keys [default sym]}] key-data
- :when default]
- [sym default]))]
- (loop [[argkey & [argval :as r]] args
- cmdmap (assoc defaults :cmdspec cmdspec rest-str [])]
- (if argkey
- (let [[_ & [keybase]] (re-find #"^--?(.*)" argkey)]
- (cond
- (= keybase nil) (recur r (update-in cmdmap [rest-str] conj argkey))
- (= keybase "") (update-in cmdmap [rest-str] #(apply conj % r))
- :else (if-let [found (key-data keybase)]
- (if (= \? (last (:sym found)))
- (recur r (assoc cmdmap (:sym found) true))
- (recur (next r) (assoc cmdmap (:sym found)
- (if (or (nil? r) (= \- (ffirst r)))
- (:default found)
- (first r)))))
- (throw (Exception. (str "Unknown option " argkey))))))
- cmdmap))))
-
-(defn- align
- "Align strings given as vectors of columns, with first vector
- specifying right or left alignment (:r or :l) for each column."
- [spec & rows]
- (let [maxes (vec (for [n (range (count (first rows)))]
- (apply max (map (comp count #(nth % n)) rows))))
- fmt (str-join " "
- (for [n (range (count maxes))]
- (str "%"
- (when-not (zero? (maxes n))
- (str (when (= (spec n) :l) "-") (maxes n)))
- "s")))]
- (str-join "\n"
- (for [row rows]
- (apply format fmt row)))))
-
-(defn- rmv-q
- "Remove ?"
- [#^String s]
- (if (.endsWith s "?")
- (.substring s 0 (dec (count s)))
- s))
-
-(defn print-help [desc cmdmap]
- (println desc)
- (println "Options")
- (println
- (apply align [:l :l :l]
- (for [spec (:cmdspec cmdmap) :when (vector? spec)]
- (let [[argnames [text default]] (split-with symbol? spec)
- [_ opt q] (re-find #"^(.*[^?])(\??)$"
- (str (first argnames)))
- argnames (map (comp rmv-q str) argnames)
- argnames
- (str-join ", "
- (for [arg argnames]
- (if (= 1 (count arg))
- (str "-" arg)
- (str "--" arg))))]
- [(str " " argnames (when (= "" q) " <arg>") " ")
- text
- (if-not default
- ""
- (str " [default " default "]"))])))))
-
-(defmacro with-command-line
- "Bind locals to command-line args."
- [args desc cmdspec & body]
- (let [locals (vec (for [spec cmdspec]
- (if (vector? spec)
- (first spec)
- spec)))]
- `(let [{:strs ~locals :as cmdmap#} (make-map ~args '~cmdspec)]
- (if (cmdmap# "help?")
- (print-help ~desc cmdmap#)
- (do ~@body)))))
-
-(comment
-
-; example of usage:
-
-(with-command-line *command-line-args*
- "tojs -- Compile ClojureScript to JavaScript"
- [[simple? s? "Runs some simple built-in tests"]
- [serve "Starts a repl server on the given port" 8081]
- [mkboot? "Generates a boot.js file"]
- [verbose? v? "Includes extra fn names and comments in js"]
- filenames]
- (binding [*debug-fn-names* verbose? *debug-comments* verbose?]
- (cond
- simple? (simple-tests)
- serve (start-server (Integer/parseInt serve))
- mkboot? (mkboot)
- :else (doseq [filename filenames]
- (filetojs filename)))))
-
-)