Add slice patterns blog

Mark-Simulacrum · Centril · web-flow · commit 5e8f69a4460d · 2020-03-12T10:27:55.000-04:00
Co-Authored-By: Mazdak Farrokhzad &lt;twingoow@gmail.com&gt;
diff --git a/posts/2020-03-12-Rust-1.42.md b/posts/2020-03-12-Rust-1.42.md
@@ -97,7 +97,7 @@ fn foo(words: &[&str]) {
 }
 ```
 
-If you're interested in learning more, we published [a post on the Inside Rust blog](https://blog.rust-lang.org/inside-rust/2020/03/04/recent-future-pattern-matching-improvements.html) discussing these changes as well as more improvements to pattern matching that we may bring to stable in the future!
+If you're interested in learning more, we published [a post on the Inside Rust blog](https://blog.rust-lang.org/inside-rust/2020/03/04/recent-future-pattern-matching-improvements.html) discussing these changes as well as more improvements to pattern matching that we may bring to stable in the future! You can also read more about slice patterns in [Thomas Hartmann's post](https://thomashartmann.dev/blog/feature(slice_patterns)/).
 
 
 ### [`matches!`]

Original file line number	Diff line number	Diff line change
`@@ -97,7 +97,7 @@ fn foo(words: &[&str]) {`
`97`	`97`	`}`
`98`	`98`	```
`99`	`99`
`100`		`-If you're interested in learning more, we published [a post on the Inside Rust blog](https://blog.rust-lang.org/inside-rust/2020/03/04/recent-future-pattern-matching-improvements.html) discussing these changes as well as more improvements to pattern matching that we may bring to stable in the future!`
	`100`	`+If you're interested in learning more, we published [a post on the Inside Rust blog](https://blog.rust-lang.org/inside-rust/2020/03/04/recent-future-pattern-matching-improvements.html) discussing these changes as well as more improvements to pattern matching that we may bring to stable in the future! You can also read more about slice patterns in [Thomas Hartmann's post](https://thomashartmann.dev/blog/feature(slice_patterns)/).`
`101`	`101`
`102`	`102`
`103`	`103`	### [`matches!`]