tree-sitter-dust/examples/collections.ds

# transform

list = (1, 2, 3);
test = transform(list, 'input + 1');
assert_equal((2, 3, 4), test);

# string

test = string(42);
assert_equal("42", test);

test = string(42.42);
assert_equal("42.42", test);

test = string(false);
assert_equal("false", test);

# create_table

table = create_table(
	("text", "num"),
	(
		("foo", 1),
		("bar", 2)
	)
);

# rows

test = rows(table);
assert_equal(
	(
		("foo", 1),
		("bar", 2)
	),
	test
);

# insert

test = insert(
	table,
	(
		("foo", 1),
		("bar", 2)
	)
);
assert_equal(
	create_table(
		("text", "num"),
		(
			("foo", 1),
			("bar", 2),
			("foo", 1),
			("bar", 2)
		)
	),
	test
);

# select

table = create_table(
	("text", "number", "bool"),
	(
		("a", 1, true),
		("b", 2, true),
		("a", 3, true)
	)
);

test_table = create_table(
	("text", "bool"),
	(
		("a", true),
		("b", true),
		("a", true)
	)
);

assert_equal(select(table, ("text", "bool")), test_table);

test_table = create_table(
	("text", "number", "bool"),
	(
		("a", 1, true),
		("a", 3, true)
	)
);

assert_equal(where(table, 'text == "a"'), test_table);

# count

table = create_table(
	("text", "number", "bool"),
	(
		("a", 1, true),
		("b", 2, true),
		("a", 3, true)
	)
);
test = count(table);
assert_equal(3, test);

test = count("123");
assert_equal(3, test);

test = count(1, 2, 3);
assert_equal(3, test);

map.x.z.y = 1;
test = count(map);
assert_equal(1, test);