type schoolPerson =
| Teacher
| Director
| Student(string);
let greeting = person =>
switch (person) {
| Teacher => "Hey Professor!"
| Director => "Hello Director."
| Student("Richard") =>
"Still here Ricky?"
| Student(anyOtherName) =>
"Hey, " ++ anyOtherName ++ "."
};
type schoolPerson = Teacher | Director | Student(string);
let greeting = person =>
switch (person) {
| Teacher => "Hey Professor!"
| Director => "Hello Director."
| Student("Richard") => "Still here Ricky?"
| Student(anyOtherName) => "Hey, " ++ anyOtherName ++ "."
};
Types without hassle
Powerful, safe type inference means you rarely have to annotate types, but everything gets checked for you.
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