update at 2020-08-24 18:10:10 by ehlxr
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47
src/main.rs
47
src/main.rs
@ -238,6 +238,8 @@ fn main() {
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reply: false,
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retweet: false,
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};
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println!("{}", t.to_string());
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let t1 = returns_summarizable();
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println!("{}", notify(&t, &t1));
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@ -247,7 +249,7 @@ fn main() {
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println!("The largest number is {}", result);
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let char_list = vec!['y', 'm', 'a', 'q'];
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let result = largest(&char_list);
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let result = largest2(&char_list);
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println!("The largest char is {}", result);
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// ---------------------------
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@ -1104,6 +1106,8 @@ fn add_to_count(inc: u32) {
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}
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}
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use core::fmt;
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use std::fmt::Formatter;
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use std::io::Read;
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use std::slice;
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@ -1372,9 +1376,19 @@ impl Summary for Tweet {
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}
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}
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impl ToString for Tweet {
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fn to_string(&self) -> String {
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format!("{:?}", self)
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// impl ToString for Tweet {
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// fn to_string(&self) -> String {
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// format!("{:?}", self)
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// }
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// }
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impl Display for Tweet {
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fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
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write!(
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f,
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"Tweet username: {}, content: {}",
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self.username, self.content
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)
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}
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}
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@ -1417,10 +1431,22 @@ fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
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}
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// for item in list.iter() {
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// if *item > largest {
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// largest = *item;
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// }
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// }
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// if *item > largest {
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// largest = *item;
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// }
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// }
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return largest;
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}
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fn largest2<T: PartialOrd>(list: &[T]) -> &T {
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let mut largest = &list[0];
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for item in list.iter() {
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if item > largest {
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largest = item;
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}
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}
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return largest;
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}
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@ -1560,6 +1586,11 @@ impl Iterator for Counter {
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#[cfg(test)]
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mod tests {
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#[test]
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fn it_works() {
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assert_eq!(2 + 2, 4);
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}
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use super::*;
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#[test]
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