about summary refs log tree commit diff
path: root/third_party/lisp/fiveam/src/utils.lisp
diff options
context:
space:
mode:
authorVincent Ambo <mail@tazj.in>2021-12-15T20·51+0300
committerclbot <clbot@tvl.fyi>2021-12-15T21·02+0000
commitfa73841a4b8bf305e375bdebf0c5b10b3fec4113 (patch)
tree702450de676048b2b2d13d306fe06c81c85dd070 /third_party/lisp/fiveam/src/utils.lisp
parent0784e68e204d93b7f447ef9e2f436cbc066920cc (diff)
chore(3p/lisp): use nixpkgs sources for fiveam r/3256
Change-Id: Id0613ace9b77d3ad46cdf2366e84d026d1158ace
Reviewed-on: https://cl.tvl.fyi/c/depot/+/4340
Autosubmit: tazjin <mail@tazj.in>
Tested-by: BuildkiteCI
Reviewed-by: grfn <grfn@gws.fyi>
Diffstat (limited to 'third_party/lisp/fiveam/src/utils.lisp')
-rw-r--r--third_party/lisp/fiveam/src/utils.lisp226
1 files changed, 0 insertions, 226 deletions
diff --git a/third_party/lisp/fiveam/src/utils.lisp b/third_party/lisp/fiveam/src/utils.lisp
deleted file mode 100644
index 49d552fa000e..000000000000
--- a/third_party/lisp/fiveam/src/utils.lisp
+++ /dev/null
@@ -1,226 +0,0 @@
-;;;; -*- Mode: Lisp; indent-tabs-mode: nil -*-
-
-(in-package :it.bese.fiveam)
-
-(defmacro dolist* ((iterator list &optional return-value) &body body)
-  "Like DOLIST but destructuring-binds the elements of LIST.
-
-If ITERATOR is a symbol then dolist* is just like dolist EXCEPT
-that it creates a fresh binding."
-  (if (listp iterator)
-      (let ((i (gensym "DOLIST*-I-")))
-        `(dolist (,i ,list ,return-value)
-           (destructuring-bind ,iterator ,i
-             ,@body)))
-      `(dolist (,iterator ,list ,return-value)
-         (let ((,iterator ,iterator))
-           ,@body))))
-
-(defun make-collector (&optional initial-value)
-  "Create a collector function.
-
-A Collector function will collect, into a list, all the values
-passed to it in the order in which they were passed. If the
-callector function is called without arguments it returns the
-current list of values."
-  (let ((value initial-value)
-        (cdr (last initial-value)))
-    (lambda (&rest items)
-      (if items
-          (progn
-            (if value
-                (if cdr
-                    (setf (cdr cdr) items
-                          cdr (last items))
-                    (setf cdr (last items)))
-                (setf value items
-                      cdr (last items)))
-            items)
-          value))))
-
-(defun partitionx (list &rest lambdas)
-  (let ((collectors (mapcar (lambda (l)
-                              (cons (if (and (symbolp l)
-                                             (member l (list :otherwise t)
-                                                     :test #'string=))
-                                        (constantly t)
-                                        l)
-                                    (make-collector)))
-                            lambdas)))
-    (dolist (item list)
-      (block item
-        (dolist* ((test-func . collector-func) collectors)
-          (when (funcall test-func item)
-            (funcall collector-func item)
-            (return-from item)))))
-    (mapcar #'funcall (mapcar #'cdr collectors))))
-
-;;;; ** Anaphoric conditionals
-
-(defmacro if-bind (var test &body then/else)
-  "Anaphoric IF control structure.
-
-VAR (a symbol) will be bound to the primary value of TEST. If
-TEST returns a true value then THEN will be executed, otherwise
-ELSE will be executed."
-  (assert (first then/else)
-          (then/else)
-          "IF-BIND missing THEN clause.")
-  (destructuring-bind (then &optional else)
-      then/else
-    `(let ((,var ,test))
-       (if ,var ,then ,else))))
-
-(defmacro aif (test then &optional else)
-  "Just like IF-BIND but the var is always IT."
-  `(if-bind it ,test ,then ,else))
-
-;;;; ** Simple list matching based on code from Paul Graham's On Lisp.
-
-(defmacro acond2 (&rest clauses)
-  (if (null clauses)
-      nil
-      (with-gensyms (val foundp)
-        (destructuring-bind ((test &rest progn) &rest others)
-            clauses
-          `(multiple-value-bind (,val ,foundp)
-               ,test
-             (if (or ,val ,foundp)
-                 (let ((it ,val))
-                   (declare (ignorable it))
-                   ,@progn)
-                 (acond2 ,@others)))))))
-
-(defun varsymp (x)
-  (and (symbolp x)
-       (let ((name (symbol-name x)))
-         (and (>= (length name) 2)
-              (char= (char name 0) #\?)))))
-
-(defun binding (x binds)
-  (labels ((recbind (x binds)
-             (aif (assoc x binds)
-                  (or (recbind (cdr it) binds)
-                      it))))
-    (let ((b (recbind x binds)))
-      (values (cdr b) b))))
-
-(defun list-match (x y &optional binds)
-  (acond2
-    ((or (eql x y) (eql x '_) (eql y '_))
-     (values binds t))
-    ((binding x binds) (list-match it y binds))
-    ((binding y binds) (list-match x it binds))
-    ((varsymp x) (values (cons (cons x y) binds) t))
-    ((varsymp y) (values (cons (cons y x) binds) t))
-    ((and (consp x) (consp y) (list-match (car x) (car y) binds))
-     (list-match (cdr x) (cdr y) it))
-    (t (values nil nil))))
-
-(defun vars (match-spec)
-  (let ((vars nil))
-    (labels ((find-vars (spec)
-               (cond
-                 ((null spec) nil)
-                 ((varsymp spec) (push spec vars))
-                 ((consp spec)
-                  (find-vars (car spec))
-                  (find-vars (cdr spec))))))
-      (find-vars match-spec))
-    (delete-duplicates vars)))
-
-(defmacro list-match-case (target &body clauses)
-  (if clauses
-      (destructuring-bind ((test &rest progn) &rest others)
-          clauses
-        (with-gensyms (tgt binds success)
-          `(let ((,tgt ,target))
-             (multiple-value-bind (,binds ,success)
-                 (list-match ,tgt ',test)
-               (declare (ignorable ,binds))
-               (if ,success
-                   (let ,(mapcar (lambda (var)
-                                   `(,var (cdr (assoc ',var ,binds))))
-                                 (vars test))
-                     (declare (ignorable ,@(vars test)))
-                     ,@progn)
-                   (list-match-case ,tgt ,@others))))))
-      nil))
-
-;;;; * def-special-environment
-
-(defun check-required (name vars required)
-  (dolist (var required)
-    (assert (member var vars)
-            (var)
-            "Unrecognized symbol ~S in ~S." var name)))
-
-(defmacro def-special-environment (name (&key accessor binder binder*)
-                                  &rest vars)
-  "Define two macros for dealing with groups or related special variables.
-
-ACCESSOR is defined as a macro: (defmacro ACCESSOR (VARS &rest
-BODY)).  Each element of VARS will be bound to the
-current (dynamic) value of the special variable.
-
-BINDER is defined as a macro for introducing (and binding new)
-special variables. It is basically a readable LET form with the
-prorpe declarations appended to the body. The first argument to
-BINDER must be a form suitable as the first argument to LET.
-
-ACCESSOR defaults to a new symbol in the same package as NAME
-which is the concatenation of \"WITH-\" NAME. BINDER is built as
-\"BIND-\" and BINDER* is BINDER \"*\"."
-  (unless accessor
-    (setf accessor (format-symbol (symbol-package name) "~A-~A" '#:with name)))
-  (unless binder
-    (setf binder   (format-symbol (symbol-package name) "~A-~A" '#:bind name)))
-  (unless binder*
-    (setf binder*  (format-symbol (symbol-package binder) "~A~A" binder '#:*)))
-  `(eval-when (:compile-toplevel :load-toplevel :execute)
-     (flet ()
-       (defmacro ,binder (requested-vars &body body)
-         (check-required ',name ',vars (mapcar #'car requested-vars))
-         `(let ,requested-vars
-            (declare (special ,@(mapcar #'car requested-vars)))
-            ,@body))
-       (defmacro ,binder* (requested-vars &body body)
-         (check-required ',name ',vars (mapcar #'car requested-vars))
-         `(let* ,requested-vars
-            (declare (special ,@(mapcar #'car requested-vars)))
-            ,@body))
-       (defmacro ,accessor (requested-vars &body body)
-         (check-required ',name ',vars requested-vars)
-         `(locally (declare (special ,@requested-vars))
-            ,@body))
-       ',name)))
-
-;; Copyright (c) 2002-2006, Edward Marco Baringer
-;; All rights reserved.
-;;
-;; Redistribution and use in source and binary forms, with or without
-;; modification, are permitted provided that the following conditions are
-;; met:
-;;
-;;  - Redistributions of source code must retain the above copyright
-;;    notice, this list of conditions and the following disclaimer.
-;;
-;;  - Redistributions in binary form must reproduce the above copyright
-;;    notice, this list of conditions and the following disclaimer in the
-;;    documentation and/or other materials provided with the distribution.
-;;
-;;  - Neither the name of Edward Marco Baringer, nor BESE, nor the names
-;;    of its contributors may be used to endorse or promote products
-;;    derived from this software without specific prior written permission.
-;;
-;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-;; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-;; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-;; A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT
-;; OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-;; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-;; LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-;; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-;; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-;; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-;; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE