From 1da84b5f7c489f65bd683c244f13c7d1ee812df0 Mon Sep 17 00:00:00 2001
From: Rob Story <wrobstory@gmail.com>
Date: Thu, 30 Apr 2020 21:17:17 -0700
Subject: [PATCH 1/2] feat: Add if2 exercise
---
exercises/if/if2.rs | 36 ++++++++++++++++++++++++++++++++++++
info.toml | 9 +++++++++
2 files changed, 45 insertions(+)
create mode 100644 exercises/if/if2.rs
diff --git a/exercises/if/if2.rs b/exercises/if/if2.rs
new file mode 100644
index 00000000..80effbdf
--- /dev/null
+++ b/exercises/if/if2.rs
@@ -0,0 +1,36 @@
+// if2.rs
+
+// Step 1: Make me compile!
+// Step 2: Get the bar_for_fuzz and default_to_baz tests passing!
+// Execute the command `rustlings hint if2` if you want a hint :)
+
+// I AM NOT DONE
+
+pub fn fizz_if_foo(fizzish: &str) -> &str {
+ if fizzish == "fizz" {
+ "foo"
+ } else {
+ 1
+ }
+}
+
+// No test changes needed!
+#[cfg(test)]
+mod tests {
+ use super::*;
+
+ #[test]
+ fn foo_for_fizz() {
+ assert_eq!(fizz_if_foo("fizz"), "foo")
+ }
+
+ #[test]
+ fn bar_for_fuzz() {
+ assert_eq!(fizz_if_foo("fuzz"), "bar")
+ }
+
+ #[test]
+ fn default_to_baz() {
+ assert_eq!(fizz_if_foo("literally anything"), "baz")
+ }
+}
diff --git a/info.toml b/info.toml
index d7374aba..e852ad0c 100644
--- a/info.toml
+++ b/info.toml
@@ -87,6 +87,15 @@ Remember in Rust that:
- `if`/`else` conditionals are expressions
- Each condition is followed by a `{}` block."""
+[[exercises]]
+name = "if2"
+path = "exercises/if/if2.rs"
+mode = "test"
+hint = """
+For that first compiler error, it's important in Rust that each conditional
+block return the same type! To get the tests passing, you will need a couple
+conditions checking different input values."""
+
# FUNCTIONS
[[exercises]]
From f6cffc7e487b42f15a6f958e49704c93a8d4465b Mon Sep 17 00:00:00 2001
From: Rob Story <wrobstory@gmail.com>
Date: Sat, 2 May 2020 16:39:37 -0700
Subject: [PATCH 2/2] fix(option1): Add cast to usize, as it is confusing in
the context of an exercise about Option
---
exercises/option/option1.rs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/exercises/option/option1.rs b/exercises/option/option1.rs
index 51c39f50..2a6c2f77 100644
--- a/exercises/option/option1.rs
+++ b/exercises/option/option1.rs
@@ -18,6 +18,6 @@ fn main() {
((iter * 5) + 2) / (4 * 16)
};
- numbers[iter] = number_to_add;
+ numbers[iter as usize] = number_to_add;
}
}