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dust/dust-lang/tests/variables.rs

37 lines
878 B
Rust

use dust_lang::{
abstract_tree::{Block, Expression, Statement, WithPos},
identifier::Identifier,
Type, *,
};
#[test]
fn set_and_get_variable() {
assert_eq!(
interpret("test", "foobar = true; foobar"),
Ok(Some(Value::boolean(true)))
);
}
#[test]
fn set_variable_with_type() {
assert_eq!(
interpret("test", "foobar: bool = true; foobar"),
Ok(Some(Value::boolean(true)))
);
}
#[test]
fn function_variable() {
assert_eq!(
interpret("test", "foobar = fn (x: int) -> int { x }; foobar"),
Ok(Some(Value::function(
None,
Some(vec![(Identifier::new("x"), Type::Integer)]),
Some(Type::Integer),
Block::new(vec![Statement::Expression(Expression::Identifier(
Identifier::new("x").with_position((30, 31))
))]),
)))
);
}