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Merge branch 'master' into refactor-hints
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commit
ec2d4bd3ee
61 changed files with 315 additions and 12 deletions
exercises/error_handling
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@ -6,6 +6,8 @@
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// this function to have.
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// Execute `rustlings hint errors1` for hints!
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// I AM NOT DONE
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pub fn generate_nametag_text(name: String) -> Option<String> {
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if name.len() > 0 {
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Some(format!("Hi! My name is {}", name))
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@ -16,6 +16,8 @@
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// There are at least two ways to implement this that are both correct-- but
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// one is a lot shorter! Execute `rustlings hint errors2` for hints to both ways.
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// I AM NOT DONE
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use std::num::ParseIntError;
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pub fn total_cost(item_quantity: &str) -> Result<i32, ParseIntError> {
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@ -4,6 +4,8 @@
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// Why not? What should we do to fix it?
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// Execute `rustlings hint errors3` for hints!
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// I AM NOT DONE
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use std::num::ParseIntError;
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fn main() {
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@ -15,6 +15,8 @@
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//
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// Execute `rustlings hint errors4` for hints :)
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// I AM NOT DONE
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use std::error;
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use std::fmt;
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use std::io;
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@ -4,6 +4,8 @@
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// on `None`. Handle this in a more graceful way than calling `unwrap`!
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// Execute `rustlings hint option1` for hints :)
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// I AM NOT DONE
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pub fn pop_too_much() -> bool {
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let mut list = vec![3];
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@ -1,6 +1,8 @@
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// result1.rs
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// Make this test pass! Execute `rustlings hint option2` for hints :)
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// I AM NOT DONE
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#[derive(PartialEq, Debug)]
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struct PositiveNonzeroInteger(u64);
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