a few more promises

promises/fetch.js

@@ -0,0 +1,26 @@
+async function getTodos() {
+  let data, err
+
+  try {
+    const res = await fetch('https://jsonplaceholder.typicode.com/todos')
+    data = await res.json()
+  } catch (e) {
+    err = e
+  }
+
+  return err ? err : data
+}
+
+async function getPromise() {
+  return new Promise((resolve, reject) => {
+    setTimeout(() => resolve(100), 3000)
+  })
+}
+console.log(
+  await getTodos()
+)
+setTimeout(async () => {
+  console.log(await getPromise())
+}, 3000)
+
+

promises/sheet.js

@@ -0,0 +1,21 @@
+/**
+  PROMISES
+**/
+const promise = new Promise((res, rej) => { res(123) })
+const promiseFactory = async () => new Promise((res, rej) => {
+  setTimeout(() => res(1234), 3000)
+})
+
+console.log(await promise)
+console.log(await promiseFactory())
+
+/**
+  FETCH 
+ */
+
+try {
+  const res = await fetch('https://jsonplaceholder.typicode.com/todos')
+  console.log(await res.json())
+} catch (e) {
+  console.log(e)
+}