Reorder catch example

Author: tshemsedinov

JavaScript/4-catch.js

@@ -0,0 +1,38 @@
+'use strict';
+
+const fs = require('fs');
+
+const readTextFile = filename => fs.promises.readFile(filename, 'utf8');
+
+readTextFile('file1-.txt')
+  .then(
+    data => {
+      console.dir({ file1: data });
+      return readTextFile('file2.txt');
+    },
+    reason => {
+      console.log('Cannot read file1.txt --- A');
+      console.log(reason);
+    }
+  )
+  .catch(
+    reason => {
+      console.log('Cannot read file1.txt --- B');
+      console.log(reason);
+    }
+  )
+  .then(data => {
+    console.dir({ file2: data });
+    return readTextFile('file3.txt');
+  })
+  .catch(reason => {
+    console.log('Cannot read file2.txt');
+    console.log(reason);
+  })
+  .then(data => {
+    console.dir({ file3: data });
+  })
+  .catch(reason => {
+    console.log('Cannot read file');
+    console.log(reason);
+  });