base58

commit f40766056e463a82a06eec66d7b08cba1dbcf2d4
parent 10c667ad8dc7583407fd1545259dc140497e2b17
Author: Jared Tobin <jared@jtobin.io>
Date:   Sat, 21 Jun 2025 14:06:02 +0400

release: v0.2.1

Diffstat:
M
CHANGELOG
 | 
3
+++
M
README.md
 | 
34
+++++++++++++++++-----------------
M
flake.lock
 | 
8
++++----
M
ppad-base58.cabal
 | 
2
+-

4 files changed, 25 insertions(+), 22 deletions(-)
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,5 +1,8 @@
 # Changelog
 
+- 0.2.1 (2025-06-21)
+  * Minor performance improvements and internal housekeeping.
+
 - 0.2.0 (2025-02-18)
   * The base58check encode and decode functions no longer treat version
     bytes (of which there may now be several) in any special fashion.
diff --git a/README.md b/README.md
@@ -45,33 +45,33 @@ Haddocks (API documentation, etc.) are hosted at
 The aim is best-in-class performance for pure, highly-auditable Haskell
 code.
 
-Current benchmark figures on my mid-2020 MacBook Air look like (use
+Current benchmark figures on a M4 Silicon MacBook Air look like (use
 `cabal bench` to run the benchmark suite):
 
 ```
   benchmarking ppad-base58/base58/encode/hello world
-  time                 667.4 ns   (661.2 ns .. 674.5 ns)
-                       0.999 R²   (0.999 R² .. 1.000 R²)
-  mean                 673.5 ns   (669.5 ns .. 678.8 ns)
-  std dev              15.91 ns   (13.00 ns .. 21.13 ns)
+  time                 356.9 ns   (355.7 ns .. 359.2 ns)
+                       1.000 R²   (1.000 R² .. 1.000 R²)
+  mean                 357.4 ns   (356.7 ns .. 359.4 ns)
+  std dev              3.439 ns   (1.609 ns .. 6.911 ns)
 
   benchmarking ppad-base58/base58/decode/StV1DL6CwTryKyV
-  time                 741.2 ns   (731.5 ns .. 752.5 ns)
-                       0.999 R²   (0.998 R² .. 0.999 R²)
-  mean                 748.3 ns   (741.8 ns .. 757.2 ns)
-  std dev              24.98 ns   (20.60 ns .. 31.28 ns)
+  time                 397.7 ns   (397.2 ns .. 398.1 ns)
+                       1.000 R²   (1.000 R² .. 1.000 R²)
+  mean                 397.3 ns   (397.1 ns .. 397.6 ns)
+  std dev              942.3 ps   (752.8 ps .. 1.232 ns)
 
   benchmarking ppad-base58/base58check/encode/0x00, hello world
-  time                 5.411 μs   (5.349 μs .. 5.472 μs)
-                       0.999 R²   (0.999 R² .. 1.000 R²)
-  mean                 5.389 μs   (5.352 μs .. 5.439 μs)
-  std dev              142.5 ns   (119.5 ns .. 184.4 ns)
+  time                 2.430 μs   (2.428 μs .. 2.431 μs)
+                       1.000 R²   (1.000 R² .. 1.000 R²)
+  mean                 2.433 μs   (2.432 μs .. 2.434 μs)
+  std dev              4.715 ns   (3.868 ns .. 5.971 ns)
 
   benchmarking ppad-base58/base58check/decode/13vQB7B6MrGQZaxCqW9KER
-  time                 5.825 μs   (5.722 μs .. 5.930 μs)
-                       0.998 R²   (0.997 R² .. 0.999 R²)
-  mean                 5.718 μs   (5.655 μs .. 5.792 μs)
-  std dev              228.0 ns   (190.7 ns .. 275.4 ns)
+  time                 2.500 μs   (2.497 μs .. 2.504 μs)
+                       1.000 R²   (1.000 R² .. 1.000 R²)
+  mean                 2.506 μs   (2.503 μs .. 2.510 μs)
+  std dev              9.919 ns   (7.444 ns .. 14.66 ns)
 ```
 
 ## Security
diff --git a/flake.lock b/flake.lock
@@ -71,11 +71,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737298572,
-        "narHash": "sha256-iAo6GFH1FLNi0wt0FczbqPCmVzCm9gfMEjk1oakExt0=",
+        "lastModified": 1740802974,
+        "narHash": "sha256-GTD9UrxwMa5zY7hxzDSXjKXKUwMK4r3FBHLG0nvgapk=",
         "ref": "master",
-        "rev": "abc984dc65f0df9bd958c0bc8f390c68e660f710",
-        "revCount": 87,
+        "rev": "ab0957e305dff0243dcab11e381470585849fd20",
+        "revCount": 94,
         "type": "git",
         "url": "git://git.ppad.tech/sha256.git"
       },
diff --git a/ppad-base58.cabal b/ppad-base58.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               ppad-base58
-version:            0.2.0
+version:            0.2.1
 synopsis:           base58 and base58check encoding/decoding.
 license:            MIT
 license-file:       LICENSE