From: Doug Coleman <doug.coleman@gmail.com>
Date: Tue, 14 Feb 2023 05:29:22 +0000 (-0600)
Subject: sequences: add find* variant
X-Git-Tag: 0.99~557
X-Git-Url: https://gitweb.factorcode.org/gitweb.cgi?p=factor.git;a=commitdiff_plain;h=c6a6ff913b2bb1aad79327b7d26b4e69394ff66f

sequences: add find* variant
---

diff --git a/core/sequences/sequences.factor b/core/sequences/sequences.factor
index e6717e23a1..b0e1f3190b 100644
--- a/core/sequences/sequences.factor
+++ b/core/sequences/sequences.factor
@@ -627,6 +627,27 @@ PRIVATE>
 : find-index ( ... seq quot: ( ... elt i -- ... ? ) -- ... i elt )
     [ 0 ] 2dip find-index-from ; inline
 
+: find-from* ( ... n seq quot: ( ... elt -- ... ? ) -- ... elt i/f )
+    '[ _ find-from-unsafe element/index ] bounds-check-call ; inline
+
+: find* ( ... seq quot: ( ... elt -- ... ? ) -- ... elt i/f )
+    [ 0 ] 2dip find-from-unsafe element/index ; inline
+
+: find-last-from* ( ... n seq quot: ( ... elt -- ... ? ) -- ... elt i/f )
+    '[ _ find-last-from-unsafe element/index ] bounds-check-call ; inline
+
+: find-last* ( ... seq quot: ( ... elt -- ... ? ) -- ... elt i/f )
+    [ index-of-last ] dip find-last-from* ; inline
+
+: find-index-from* ( ... n seq quot: ( ... elt i -- ... ? ) -- ... elt i/f )
+    '[
+        _ [ sequence-index-operator find-integer-from ] keepd
+        element/index
+    ] bounds-check-call ; inline
+
+: find-index* ( ... seq quot: ( ... elt i -- ... ? ) -- ... elt i/f )
+    [ 0 ] 2dip find-index-from* ; inline
+
 : all? ( ... seq quot: ( ... elt -- ... ? ) -- ... ? )
     sequence-operator all-integers-from? ; inline