Adding rust-version

This needs a lot of cleanup and commenting, but it works.

It's FAST. Even faster than the go-version.

1 files changed, 31 insertions, 17 deletions

diff --git a/README.md b/README.md
index eee6ee2..e9e9832 100644
--- a/README.md
+++ b/README.md
@@ -163,31 +163,36 @@ Here are the results so far:
 ```
 % hyperfine --time-unit=millisecond --warmup=1 --shell=none ./makepass.*
 Benchmark 1: ./makepass.bash
-  Time (mean ± σ):      75.4 ms ±   1.8 ms    [User: 29.5 ms, System: 37.9 ms]
-  Range (min … max):    71.4 ms …  78.3 ms    39 runs
+  Time (mean ± σ):      77.4 ms ±   2.1 ms    [User: 27.8 ms, System: 33.8 ms]
+  Range (min … max):    72.8 ms …  80.8 ms    37 runs
 
 Benchmark 2: ./makepass.go
-  Time (mean ± σ):       7.0 ms ±   0.2 ms    [User: 1.6 ms, System: 4.8 ms]
-  Range (min … max):     6.4 ms …   7.5 ms    424 runs
+  Time (mean ± σ):       7.2 ms ±   0.2 ms    [User: 1.2 ms, System: 4.9 ms]
+  Range (min … max):     6.6 ms …   7.6 ms    409 runs
 
 Benchmark 3: ./makepass.pl
-  Time (mean ± σ):      38.7 ms ±   0.3 ms    [User: 18.8 ms, System: 18.5 ms]
-  Range (min … max):    38.1 ms …  39.9 ms    78 runs
+  Time (mean ± σ):      39.4 ms ±   0.3 ms    [User: 19.6 ms, System: 15.4 ms]
+  Range (min … max):    38.8 ms …  40.4 ms    76 runs
 
-Benchmark 4: ./makepass.sh
-  Time (mean ± σ):     624.1 ms ±   2.5 ms    [User: 159.0 ms, System: 903.0 ms]
-  Range (min … max):   620.1 ms … 626.7 ms    10 runs
+Benchmark 4: ./makepass.rs
+  Time (mean ± σ):       4.8 ms ±   0.2 ms    [User: 1.3 ms, System: 2.3 ms]
+  Range (min … max):     4.3 ms …   5.7 ms    606 runs
 
-Benchmark 5: ./makepass.zsh
-  Time (mean ± σ):      26.3 ms ±   0.6 ms    [User: 12.2 ms, System: 11.1 ms]
-  Range (min … max):    25.1 ms …  27.8 ms    114 runs
+Benchmark 5: ./makepass.sh
+  Time (mean ± σ):     646.5 ms ±   2.6 ms    [User: 145.0 ms, System: 1005.0 ms]
+  Range (min … max):   643.2 ms … 651.3 ms    10 runs
+
+Benchmark 6: ./makepass.zsh
+  Time (mean ± σ):      26.9 ms ±   0.6 ms    [User: 12.4 ms, System: 12.3 ms]
+  Range (min … max):    25.5 ms …  28.4 ms    111 runs
 
 Summary
-  './makepass.go' ran
-    3.76 ± 0.12 times faster than './makepass.zsh'
-    5.53 ± 0.13 times faster than './makepass.pl'
-   10.78 ± 0.36 times faster than './makepass.bash'
-   89.19 ± 2.10 times faster than './makepass.sh'
+  './makepass.rs' ran
+    1.49 ± 0.06 times faster than './makepass.go'
+    5.56 ± 0.23 times faster than './makepass.zsh'
+    8.16 ± 0.28 times faster than './makepass.pl'
+   16.02 ± 0.69 times faster than './makepass.bash'
+  133.85 ± 4.52 times faster than './makepass.sh'
 ```
 
 ## Versions
@@ -205,6 +210,15 @@ $ go build -o ../makepass.go -C go/ -ldflags "-s -w" makepass.go
 ### Perl
 Perl version. I like this version <3
 
+### Rust
+Rust-version. It's fast!
+
+Build with (from root):
+
+```
+$ cd rust; cargo build --release; cd ../; ln -s rust/target/release/makepass makepass.rs
+```
+
 ### Shell
 *Should* be pure POSIX sh. Needs some cleanup.