generics/boolean.test

TODO.md

@@ -4,8 +4,6 @@
 
 > https://github.com/cicada-lang/propagator/issues/4
 
-generics/boolean.test
-
 propagators/boolean -- inverter
 propagators/boolean.test -- inverter
 

src/generics/boolean.test.ts

@@ -0,0 +1,9 @@
+import assert from "node:assert"
+import test from "node:test"
+import { and, not, or } from "./boolean.js"
+
+test("generics / boolean", () => {
+  assert.deepStrictEqual(not(true), false)
+  assert.deepStrictEqual(and(true, false), false)
+  assert.deepStrictEqual(or(true, false), true)
+})

src/generics/boolean.ts

@@ -5,7 +5,7 @@ export const not = defineGeneric()
 defineHandler(not, [isBoolean], (x) => !x)
 
 export const and = defineGeneric()
-defineHandler(and, [isBoolean, isBoolean], (x) => x && y)
+defineHandler(and, [isBoolean, isBoolean], (x, y) => x && y)
 
 export const or = defineGeneric()
 defineHandler(or, [isBoolean, isBoolean], (x, y) => x || y)