Merge pull request #23 from sandstreamdev/enable_tests_and_coverage_reports

Enable tests and coverage reports

Author: przemyslawzalewski

.babelrc.js

@@ -0,0 +1,13 @@
+module.exports = {
+  presets: [
+    [
+      "@babel/preset-env",
+      {
+        corejs: "core-js@3",
+        targets: { node: "current" },
+        useBuiltIns: "usage"
+      }
+    ],
+    "@babel/preset-typescript"
+  ]
+};

.eslintignore

@@ -1,2 +1,3 @@
 index.cjs.js
 index.umd.js
+.coverage

.gitignore

@@ -3,3 +3,4 @@ node_modules/
 index.cjs.js
 index.umd.js
 **/*.d.ts
+.coverage

.prettierignore

@@ -1,3 +1,4 @@
 .coverage
 index.cjs.js
 index.umd.js
+.coverage

.prettierrc

@@ -0,0 +1,2 @@
+{
+}

array/any.js

@@ -1 +1 @@
-export default xs => xs && xs.length > 0;
+export default xs => (xs ? xs.length > 0 : false);

array/any.test.ts

@@ -0,0 +1,18 @@
+/* eslint-env jest */
+// @ts-ignore ambiguous import
+import any from "./any.ts";
+
+describe("any", () => {
+  it("returns true if the array is not empty", () => {
+    expect(any([1, 2])).toBe(true);
+  });
+
+  it("returns false if the array is empty", () => {
+    expect(any([])).toBe(false);
+  });
+
+  it("returns false if the given argument is falsy", () => {
+    expect(any(null)).toBe(false);
+    expect(any(undefined)).toBe(false);
+  });
+});

array/any.ts

@@ -1 +1 @@
-export default xs => xs && xs.length > 0;
+export default (xs: any[]): boolean => (xs ? xs.length > 0 : false);

array/are.test.ts

@@ -0,0 +1,15 @@
+/* eslint-env jest */
+// @ts-ignore ambiguous import
+import are from "./are.ts";
+
+describe("are", () => {
+  it("returns true if the given arguments are all arrays", () => {
+    expect(are([2, 3])).toBe(true);
+    expect(are([1, 2, 3], [])).toBe(true);
+    expect(are([1, 2, 3], 8, [1, 3], "test")).toBe(false);
+  });
+
+  it("returns true for empty list of arguments", () => {
+    expect(are()).toBe(true);
+  });
+});

array/are.ts

@@ -1,3 +1,3 @@
 import is from "./is";
 
-export default (...xs) => xs.every(is);
+export default (...xs: any[]): boolean => xs.every(is);