From d82fe28a77c0847130aa654bea55387cc0599b90 Mon Sep 17 00:00:00 2001
From: Jeremy Kaplan <code@jdkaplan.dev>
Date: Sat, 11 Apr 2026 23:26:38 -0400
Subject: [PATCH] bin: now / timestamp

---
 bin/now     | 28 ++++++++++++++++++++++++++++
 zsh/aliases | 10 ++--------
 2 files changed, 30 insertions(+), 8 deletions(-)
 create mode 100755 bin/now

diff --git a/bin/now b/bin/now
new file mode 100755
index 0000000..a46bc7d
--- /dev/null
+++ b/bin/now
@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+style="${1:-iso}"
+flags=()
+if [[ "${style}" =~ -utc ]]; then
+    style="${style%-utc}"
+    flags+=('--utc')
+fi
+
+format=''
+case "${style}" in
+    iso)   format='--iso-8601=seconds' ;;
+    date)  format='+%Y-%m-%d'          ;;
+    human) format='+%Y-%m-%d %H:%M %z' ;;
+    unix)  format='+%s'                ;;
+    js)    format='+%s%3N'             ;;
+    fs)    format='+%Y%m%d_%H%M%S'     ;;
+    zone)  format='+%z'                ;;
+
+    *)
+        >&2 echo "Unknown format: ${style}"
+        exit 1
+        ;;
+esac
+
+exec date "${flags[@]}" "${format}"
diff --git a/zsh/aliases b/zsh/aliases
index 38f1f7d..8130f7c 100644
--- a/zsh/aliases
+++ b/zsh/aliases
@@ -9,6 +9,8 @@ alias g='git'
 alias rg='rg -S'
 alias sg='ast-grep'
 
+alias timestamp='now'
+
 # I have never actually meant to start Ghostscript, but I'm sure that I'll want
 # to be able to someday.
 alias gs='git status'
@@ -16,14 +18,6 @@ alias ghostscript="command gs"
 
 alias tf='terraform'
 
-alias timestamp='date "+%Y-%m-%d_%H-%M-%S"'
-alias datestamp='date "+%Y-%m-%d"'
-alias humantime='date "+%Y-%m-%d %H:%M %z"'
-alias unixstamp='date "+%s"'
-alias   jsstamp='date "+%s%3N"'
-alias  isostamp='date --iso-8601=seconds'
-alias filestamp='date --utc "+%Y%m%dT%H%M%S"'
-
 alias see='pee "cat >&2"'
 
 alias psql-ro='PSQLRC=~/.psqlrc-readonly psql'