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[elpa] master 3047633: Update seq.el to version 1.9
From: |
Nicolas Petton |
Subject: |
[elpa] master 3047633: Update seq.el to version 1.9 |
Date: |
Thu, 17 Sep 2015 22:14:32 +0000 |
branch: master
commit 3047633b6738364a504e86e0c0e1110968ae1bc7
Author: Nicolas Petton <address@hidden>
Commit: Nicolas Petton <address@hidden>
Update seq.el to version 1.9
* packages/seq/seq.el: Update to version 1.9.
* packages/seq/tests/seq-tests.el: Update to version 1.9.
---
packages/seq/seq.el | 33 ++++++++++++++++++++++++---------
packages/seq/tests/seq-tests.el | 31 +++++++++++++++++++++----------
2 files changed, 45 insertions(+), 19 deletions(-)
diff --git a/packages/seq/seq.el b/packages/seq/seq.el
index 93fefd0..3fd7cf7 100644
--- a/packages/seq/seq.el
+++ b/packages/seq/seq.el
@@ -4,7 +4,7 @@
;; Author: Nicolas Petton <address@hidden>
;; Keywords: sequences
-;; Version: 1.8
+;; Version: 1.9
;; Package: seq
;; Maintainer: address@hidden
@@ -164,13 +164,28 @@ If SEQ is empty, return INITIAL-VALUE and FUNCTION is not
called."
(setq acc (funcall function acc elt)))
acc)))
-(defun seq-some-p (pred seq)
- "Return any element for which (PRED element) is non-nil in SEQ, nil
otherwise."
+(defun seq-some (pred seq)
+ "Return non-nil if (PRED element) is non-nil for any element in SEQ, nil
otherwise.
+If so, return the non-nil value returned by PRED."
+ (catch 'seq--break
+ (seq-doseq (elt seq)
+ (let ((result (funcall pred elt)))
+ (when result
+ (throw 'seq--break result))))
+ nil))
+
+(defun seq-find (pred seq &optional default)
+ "Return the first element for which (PRED element) is non-nil in SEQ.
+If no element is found, return DEFAULT.
+
+Note that `seq-find' has an ambiguity if the found element is
+identical to DEFAULT, as it cannot be known if an element was
+found or not."
(catch 'seq--break
(seq-doseq (elt seq)
(when (funcall pred elt)
(throw 'seq--break elt)))
- nil))
+ default))
(defun seq-every-p (pred seq)
"Return non-nil if (PRED element) is non-nil for all elements of the
sequence SEQ."
@@ -202,10 +217,10 @@ The result is a sequence of the same type as SEQ."
(let ((result (seq-sort pred (append seq nil))))
(seq-into result (type-of seq)))))
-(defun seq-contains-p (seq elt &optional testfn)
+(defun seq-contains (seq elt &optional testfn)
"Return the first element in SEQ that equals to ELT.
Equality is defined by TESTFN if non-nil or by `equal' if nil."
- (seq-some-p (lambda (e)
+ (seq-some (lambda (e)
(funcall (or testfn #'equal) elt e))
seq))
@@ -214,7 +229,7 @@ Equality is defined by TESTFN if non-nil or by `equal' if
nil."
TESTFN is used to compare elements, or `equal' if TESTFN is nil."
(let ((result '()))
(seq-doseq (elt seq)
- (unless (seq-contains-p result elt testfn)
+ (unless (seq-contains result elt testfn)
(setq result (cons elt result))))
(nreverse result)))
@@ -272,7 +287,7 @@ negative integer or 0, nil is returned."
"Return a list of the elements that appear in both SEQ1 and SEQ2.
Equality is defined by TESTFN if non-nil or by `equal' if nil."
(seq-reduce (lambda (acc elt)
- (if (seq-contains-p seq2 elt testfn)
+ (if (seq-contains seq2 elt testfn)
(cons elt acc)
acc))
(seq-reverse seq1)
@@ -282,7 +297,7 @@ Equality is defined by TESTFN if non-nil or by `equal' if
nil."
"Return a list of the elements that appear in SEQ1 but not in SEQ2.
Equality is defined by TESTFN if non-nil or by `equal' if nil."
(seq-reduce (lambda (acc elt)
- (if (not (seq-contains-p seq2 elt testfn))
+ (if (not (seq-contains seq2 elt testfn))
(cons elt acc)
acc))
(seq-reverse seq1)
diff --git a/packages/seq/tests/seq-tests.el b/packages/seq/tests/seq-tests.el
index 3643ce5..deedfb8 100644
--- a/packages/seq/tests/seq-tests.el
+++ b/packages/seq/tests/seq-tests.el
@@ -124,21 +124,32 @@ Evaluate BODY for each created sequence.
(should (eq (seq-reduce #'+ seq 0) 0))
(should (eq (seq-reduce #'+ seq 7) 7))))
-(ert-deftest test-seq-some-p ()
+(ert-deftest test-seq-some ()
(with-test-sequences (seq '(4 3 2 1))
- (should (= (seq-some-p #'test-sequences-evenp seq) 4))
- (should (= (seq-some-p #'test-sequences-oddp seq) 3))
- (should-not (seq-some-p (lambda (elt) (> elt 10)) seq)))
+ (should (seq-some #'test-sequences-evenp seq))
+ (should (seq-some #'test-sequences-oddp seq))
+ (should-not (seq-some (lambda (elt) (> elt 10)) seq)))
(with-test-sequences (seq '())
- (should-not (seq-some-p #'test-sequences-oddp seq))))
+ (should-not (seq-some #'test-sequences-oddp seq)))
+ (should (seq-some #'null '(1 nil 2))))
-(ert-deftest test-seq-contains-p ()
+(ert-deftest test-seq-find ()
+ (with-test-sequences (seq '(4 3 2 1))
+ (should (= 4 (seq-find #'test-sequences-evenp seq)))
+ (should (= 3 (seq-find #'test-sequences-oddp seq)))
+ (should-not (seq-find (lambda (elt) (> elt 10)) seq)))
+ (should-not (seq-find #'null '(1 nil 2)))
+ (should-not (seq-find #'null '(1 nil 2) t))
+ (should-not (seq-find #'null '(1 2 3)))
+ (should (seq-find #'null '(1 2 3) 'sentinel)))
+
+(ert-deftest test-seq-contains ()
(with-test-sequences (seq '(3 4 5 6))
- (should (seq-contains-p seq 3))
- (should-not (seq-contains-p seq 7)))
+ (should (seq-contains seq 3))
+ (should-not (seq-contains seq 7)))
(with-test-sequences (seq '())
- (should-not (seq-contains-p seq 3))
- (should-not (seq-contains-p seq nil))))
+ (should-not (seq-contains seq 3))
+ (should-not (seq-contains seq nil))))
(ert-deftest test-seq-every-p ()
(with-test-sequences (seq '(43 54 22 1))
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