Initial Dever 0.0.1

test/rust/fixtures/decimal.dever

@@ -0,0 +1,29 @@
+total(values: List<Decimal>) (answer: Decimal) {
+  answer = sum(values)
+}
+
+verify() (answer: Bool) {
+  answer = total([]) == 0.0 and total([0.1, 0.2, -0.05]) == 0.25
+}
+
+add(left: Decimal, right: Decimal) (answer: Decimal) { answer = left + right }
+
+subtract(left: Decimal, right: Decimal) (answer: Decimal) { answer = left - right }
+
+multiply(left: Decimal, right: Decimal) (answer: Decimal) { answer = left * right }
+
+divide(left: Decimal, right: Decimal) (answer: Decimal) { answer = left / right }
+
+calculate(left: Decimal, right: Decimal) (answer: Decimal) {
+  answer = (left * right + left) / right - left
+}
+
+scale(value: Decimal) (answer: Decimal) { answer = value * 2 }
+
+scaled(values: List<Decimal>) (answer: Decimal) { answer = sum(scale, values) }
+
+convert(value: Int) (answer: Decimal) { answer = value }
+
+constants() (answer: List<Decimal>) {
+  answer = [-0, -0.00, -9223372036854775808, 9223372036854775807, 1 + 2]
+}