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#[doc(inline)]
#[macro_export]
macro_rules! map {
( $( $key:expr => $value:expr ),* ) => {
{
let mut temp_map = std::collections::HashMap::new();
$(
temp_map.insert($key, $value);
)*
temp_map
}
};
}
#[doc(inline)]
#[macro_export]
macro_rules! set {
( $( $value:expr ),* ) => {
{
let mut temp_set = std::collections::HashSet::new();
$(
temp_set.insert($value);
)*
temp_set
}
};
}
#[cfg(test)]
mod tests {
#[test]
fn map_macro() {
let mut map = std::collections::HashMap::new();
map.insert(1, "hello");
map.insert(2, "world");
assert_eq!(map!{1 => "hello", 2 => "world"}, map);
let mut map = std::collections::HashMap::new();
map.insert(true, String::from("hello"));
map.insert(false, String::from("world"));
assert_eq!(map!{true => String::from("hello"), false => String::from("world")}, map);
}
#[test]
fn set_macro() {
let mut set = std::collections::HashSet::new();
set.insert("hello");
set.insert("world");
assert_eq!(set!{"hello", "world"}, set);
let mut set = std::collections::HashSet::new();
set.insert(String::from("hello"));
set.insert(String::from("world"));
assert_eq!(set!{String::from("hello"), String::from("world")}, set);
}
}