Add support for ksuid.

Cargo.lock

@@ -22,12 +22,24 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "base-encode"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a17bd29f7c70f32e9387f4d4acfa5ea7b7749ef784fb78cf382df97069337b8c"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "byteorder"
+version = "1.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -51,9 +63,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.3"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
+checksum = "9be70c98951c83b8d2f8f60d7065fa6d5146873094452a1008da8c2f1e4205ad"
 dependencies = [
  "cfg-if",
  "libc",
@@ -71,9 +83,18 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.107"
+version = "0.2.123"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbe5e23404da5b4f555ef85ebed98fb4083e55a00c317800bc2a50ede9f3d219"
+checksum = "cb691a747a7ab48abc15c5b42066eaafde10dc427e3b6ee2a1cf43db04c763bd"
+
+[[package]]
+name = "num_threads"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aba1801fb138d8e85e11d0fc70baf4fe1cdfffda7c6cd34a854905df588e5ed0"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "ppv-lite86"
@@ -123,10 +144,11 @@ dependencies = [
 
 [[package]]
 name = "randical"
-version = "1.6.180"
+version = "1.6.18033"
 dependencies = [
  "clap",
  "rand",
+ "svix-ksuid",
  "uuid",
 ]
 
@@ -136,6 +158,18 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
+[[package]]
+name = "svix-ksuid"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca50325f94cd44757a8a79749ff16d60d46fd50d4a5da62eb864ff1afd0fa87d"
+dependencies = [
+ "base-encode",
+ "byteorder",
+ "getrandom",
+ "time",
+]
+
 [[package]]
 name = "textwrap"
 version = "0.11.0"
@@ -145,6 +179,16 @@ dependencies = [
  "unicode-width",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c2702e08a7a860f005826c6815dcac101b19b5eb330c27fe4a5928fec1d20ddd"
+dependencies = [
+ "libc",
+ "num_threads",
+]
+
 [[package]]
 name = "unicode-width"
 version = "0.1.9"

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "randical"
-version = "1.6.1803"
+version = "1.6.18033"
 authors = ["Joe Ardent <code@ardent.nebcorp.com>"]
 edition = "2021"
 
@@ -22,3 +22,4 @@ maintenance = { status = "actively-developed" }
 rand = "0.8"
 clap = "2"
 uuid = { version = "0.8", default-features = false }
+svix-ksuid = "0.6"

README.md

@@ -5,7 +5,7 @@ random values of varying types, with uniform distribution. See below for usage a
 
 
 ```text
-Radical Random Value Generator 1.61803
+Radical Random Value Generator 1.618033
 
 Generates arbitrary numbers of uniformly distributed random values.
 
@@ -27,13 +27,14 @@ FLAGS:
 OPTIONS:
     -n, --num-vals <NUM_VALS>    Number of random values to print out. Defaults to 1.
     -t, --type <TYPE>            Type of random value to print. Defaults to 'bool'.
-                                 Possible values are 'b'ool, 'f'loat64, 'U'UIDv4, 'u'nsigned64, and 's'igned64
+                                 Possible values are 'b'ool, 'f'loat64, 'U'UIDv4, 'u'nsigned64, 's'igned64, and 'k'suid
+                                 with millisecond precision.
 ```
 
 Some examples:
 
 ```text
-$ randical -n 3      # print out five bools
+$ randical -n 3     # print out three bools
 Bogus.
 Radical!
 Radical!
@@ -50,13 +51,16 @@ $ randical -t f 	# floating-point numbers from [0,1)
 $ randical -t U 	# v4 UUIDs
 0237bf92-a629-440a-a1b5-ae32741b8ebd
 
-$ randical -e         # exit with status 0 or 1, with equal probability
+$ randical -e       # exit with status 0 or 1, with equal probability
 $ echo $?
 1
 $ randical -e
 $ echo $?
 0
-$
+$ randical -t k -n 3 # print out three "K-sorted UID"s; see https://segment.com/blog/a-brief-history-of-the-uuid/
+27wOG5VmO0vOzDsk66ELjzDa20X
+27wOG5WdjugQa5HTnGr9IABktzF
+27wOG5WK0MgZ49lrBUNWGe6XDFI
 ```
 
 You can use it to do some simple modeling in a shell one-liners, like so:

VERSION

@@ -1 +1 @@
-1.61803
+1.618033

src/main.rs

@@ -2,6 +2,7 @@ use std::process::exit;
 
 use clap::{App, Arg, ArgMatches};
 use rand::prelude::*;
+use svix_ksuid::{KsuidLike, KsuidMs};
 use uuid::{Builder, Variant, Version};
 
 const VERSION: &str = include_str!("../VERSION");
@@ -33,7 +34,7 @@ fn get_args() -> ArgMatches<'static> {
                 .short("t")
                 .long("type")
                 .takes_value(true)
-                .help("Type of random value to print. Defaults to 'bool'.\nPossible values are 'b'ool, 'f'loat64, 'U'UIDv4, 'u'nsigned64, and 's'igned64"),
+                .help("Type of random value to print. Defaults to 'bool'.\nPossible values are 'b'ool, 'f'loat64, 'U'UIDv4, 'u'nsigned64, 's'igned64, and 'k'suid with millisecond precision."),
         )
         .arg(
             Arg::with_name("BULE")
@@ -108,6 +109,7 @@ fn get_generator<'a>(args: &'a ArgMatches) -> Box<(dyn FnMut() + 'a)> {
         "s" => Box::new(move || println!("{}", rng.gen::<i64>())),
         "b" => Box::new(move || print_bool(&mut rng, args)),
         "U" => Box::new(move || print_uuidv4(&mut rng)),
+        "k" => Box::new(move || println!("{}", KsuidMs::new(None, None).to_string())),
         _ => panic!(),
     }
 }