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Mercurial > core / lisp/lib/cli/clap/opt.lisp

changeset 698: 96958d3eb5b0
parent: 517c65b51e6b
author: Richard Westhaver <ellis@rwest.io>
date: Fri, 04 Oct 2024 22:04:59 -0400
permissions: -rw-r--r--
description: fixes 
     1 ;;; cli/clap/opt.lisp --- Clap Opts
     2 
     3 ;; CLI Opt Objects
     4 
     5 ;;; Code:
     6 (in-package :cli/clap/obj)
     7 
     8 ;;; Parsers
     9 (make-opt-parser string *arg*)
    10 
    11 (make-opt-parser boolean (when *arg* t))
    12 
    13 (make-opt-parser (form string) (read-from-string *arg*))
    14 
    15 (make-opt-parser (list form) (when (listp *arg*) *arg*))
    16 
    17 (make-opt-parser (symbol form) (when (symbolp *arg*) *arg*))
    18 
    19 (make-opt-parser (keyword form) (when (keywordp *arg*) *arg*))
    20 
    21 (make-opt-parser number (when *arg* (parse-number *arg*)))
    22 
    23 (make-opt-parser integer (when *arg* (parse-integer *arg*)))
    24 
    25 (make-opt-parser (file string) 
    26   (parse-native-namestring *arg* nil *default-pathname-defaults* :as-directory nil))
    27 
    28 (make-opt-parser (directory string)
    29   (sb-ext:parse-native-namestring *arg* nil *default-pathname-defaults* :as-directory t))
    30 
    31 (make-opt-parser (pathname string)
    32   (pathname *arg*))
    33 
    34 ;;; Objects
    35 (defstruct cli-opt
    36   ;; note that cli-opts can have a nil or unbound name slot
    37   (name "" :type string)
    38   (kind 'boolean :type (or symbol list))
    39   (thunk 'identity :type symbol)
    40   (val nil)
    41   (description nil :type (or null string))
    42   (lock nil :type boolean))
    43 
    44 (defmethod cli-name ((self cli-opt))
    45   (cli-opt-name self))
    46 
    47 (defmethod activate-opt ((self cli-opt))
    48   (setf (cli-opt-lock self) t))
    49 
    50 (defmethod cli-lock-p ((self cli-opt))
    51   (cli-opt-lock self))
    52 
    53 (defun %compose-short-opt (o)
    54   (setf (cli-opt-val o) t)
    55   (make-cli-node 'opt o))
    56 
    57 (defun %compose-long-opt (o &optional val)
    58   (setf (cli-opt-val o) val)
    59   (make-cli-node 'opt o))
    60 
    61 (defun %compose-keyword-opt (o val)
    62   (setf (cli-opt-val o) val)
    63   (make-cli-node 'opt o))
    64 
    65 (defmethod handle-unknown-argument ((self cli-opt) arg))
    66 (defmethod handle-missing-argument ((self cli-opt) arg))
    67 (defmethod handle-invalid-argument ((self cli-opt) arg))
    68 
    69 (defmethod initialize-instance :after ((self cli-opt) &key)
    70   (with-slots (name thunk) self
    71     (unless (stringp name) (setf name (format nil "~(~A~)" name)))
    72     self))
    73 
    74 (defmethod make-load-form ((obj cli-opt) &optional env)
    75   (make-load-form-saving-slots
    76    obj
    77    :slot-names '(name kind thunk val description lock)
    78    :environment env))
    79 
    80 (defmethod install-thunk ((self cli-opt) (lambda function) &optional compile)
    81   "Install THUNK into the corresponding slot in cli-cmd SELF."
    82   (let ((%thunk (if compile (compile nil lambda) lambda)))
    83     (setf (cli-thunk self) %thunk)
    84     self))
    85 
    86 (defmethod print-object ((self cli-opt) stream)
    87   (print-unreadable-object (self stream :type t)
    88     (format stream "~A :active ~A :val ~A"
    89             (cli-opt-name self)
    90             (cli-opt-lock self)
    91             (cli-opt-val self))))
    92 
    93 (defmethod print-usage ((self cli-opt) &optional stream)
    94   (format stream "-~(~{~A~^/--~}~) ~A"
    95           (let ((n (cli-opt-name self)))
    96             (declare (simple-string n))
    97             (list (make-shorty n) n))
    98           (if-let ((d (and (slot-boundp self 'description) (cli-opt-description self))))
    99             (format stream ":  ~A" d)
   100             "")))
   101 
   102 (defmethod cli-equal ((a cli-opt) (b cli-opt))
   103   (with-slots (name kind) a
   104     (with-slots ((bn name) (bk kind)) b
   105       (and (equal name bn)
   106            (equal kind bk)))))
   107 
   108 (defmethod call-opt ((self cli-opt) arg)
   109   (funcall (cli-opt-thunk self) arg))
   110 
   111 (defmethod do-opt ((self cli-opt))
   112   (setf (cli-opt-val self) (call-opt self (cli-opt-val self))))
   113 
   114 (defmethod do-opts ((self vector))
   115   (loop for opt across self
   116         do (do-opt opt)))