Update to rust edition 2021

Cargo.lock

@@ -1,234 +1,224 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.6"
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 dependencies = [
- "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr",
 ]
 
 [[package]]
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+version = "0.12.1"
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 dependencies = [
- "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi",
 ]
 
 [[package]]
 name = "atty"
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+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
- "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
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- "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc",
+ "winapi",
 ]
 
 [[package]]
 name = "bitflags"
-version = "1.2.1"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
-
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
-[[package]]
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-]
 
 [[package]]
 name = "cfg-if"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
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 [[package]]
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 dependencies = [
- "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ansi_term",
- "atty 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty",
- "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags",
- "strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "strsim",
- "textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "textwrap",
- "unicode-width 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
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- "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "vec_map",
 ]
 
 [[package]]
 name = "fortune-rs"
 version = "0.1.0"
 dependencies = [
- "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clap",
- "rand 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand",
- "regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex",
 ]
 
 [[package]]
 name = "getrandom"
-version = "0.1.13"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "190092ea657667030ac6a35e305e62fc4dd69fd98ac98631e5d3a2b1575a12b5"
 dependencies = [
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if",
- "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc",
- "wasi 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasi",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
+dependencies = [
+ "libc",
 ]
 
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
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 [[package]]
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 [[package]]
 name = "memchr"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
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 [[package]]
 name = "ppv-lite86"
-version = "0.2.6"
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 [[package]]
 name = "rand"
-version = "0.7.2"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
- "getrandom 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc",
- "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_chacha",
- "rand_chacha 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core",
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- "rand_hc 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
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-version = "0.2.1"
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 dependencies = [
- "c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ppv-lite86",
- "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core",
 ]
 
 [[package]]
 name = "rand_core"
-version = "0.5.1"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
- "getrandom 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "getrandom",
-]
-
-[[package]]
-name = "rand_hc"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc220bd33bdce8f093101afe22a037b8eb0e5af33592e6a9caafff0d4cb81cbd"
 dependencies = [
- "aho-corasick 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick",
- "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr",
- "regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax",
- "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "thread_local",
 ]
 
 [[package]]
 name = "regex-syntax"
 version = "0.6.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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 [[package]]
 name = "strsim"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
- "unicode-width 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-width",
 ]
 
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+checksum = "c6b53e329000edc2b34dbe8545fd20e55a333362d0a321909685a19bd28c3f1b"
 dependencies = [
- "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static",
 ]
 
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-version = "0.1.6"
+version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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 dependencies = [
- "winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-i686-pc-windows-gnu",
- "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-x86_64-pc-windows-gnu",
 ]
 
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
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-"checksum textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
-"checksum thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c6b53e329000edc2b34dbe8545fd20e55a333362d0a321909685a19bd28c3f1b"
-"checksum unicode-width 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7007dbd421b92cc6e28410fe7362e2e0a2503394908f417b68ec8d1c364c4e20"
-"checksum vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
-"checksum wasi 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b89c3ce4ce14bdc6fb6beaf9ec7928ca331de5df7e5ea278375642a2f478570d"
-"checksum winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
-"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

Cargo.toml

@@ -2,11 +2,11 @@
 name = "fortune-rs"
 version = "0.1.0"
 authors = ["Daan Boerlage <d@boerlage.me>"]
-edition = "2018"
+edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rand = "0.7.2"
+rand = "0.8.5"
 clap = "2.33.0"
 regex = "1.3.1"

src/filters/length.rs

@@ -14,9 +14,9 @@ pub fn filter(fortunes: Vec<String>, options: &Parameters) -> Vec<String> {
 }
 
 fn filter_long(x: &str, max_length: usize) -> bool {
-    x.replace(" ", "").len() < max_length
+    x.replace(' ', "").len() < max_length
 }
 
 fn filter_short(x: &str, max_length: usize) -> bool {
-    x.replace(" ", "").len() > max_length
+    x.replace(' ', "").len() > max_length
 }

src/filters/pattern.rs

@@ -9,10 +9,10 @@ pub fn filter(fortunes: Vec<String>, params: &Parameters) -> Vec<String> {
     };
     let regex = match Regex::new(&pattern) {
         Ok(regex) => regex,
-        Err(err) => panic!(format!(
+        Err(err) => panic!(
             "Pattern \"{}\" is not a valid regex pattern: {}",
             params.pattern, err
-        )),
+        ),
     };
 
     fortunes

src/utils/helpers.rs

@@ -5,7 +5,7 @@ pub fn get_random_from_vec(vector: Vec<String>) -> Option<String> {
     if length == 0 {
         return None;
     }
-    let random_element = rand::thread_rng().gen_range(0, length);
+    let random_element = thread_rng().gen_range(0..length);
 
     Some(vector.get(random_element).unwrap().to_owned())
 }