From d9b801894a704c4088528e8330ae4c7290bd9acd Mon Sep 17 00:00:00 2001
From: Artem Guskov <61526280+brendan8c@users.noreply.github.com>
Date: Wed, 7 Jul 2021 21:14:15 +0300
Subject: [PATCH 1/3] Terser for Gulp

I wrote some code that allows to use the 'terser' plugin in the 'gulp' build.
There is no longer any need to use additional plugins for this.
---
 README.md | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/README.md b/README.md
index ba5788a06..a8968f051 100644
--- a/README.md
+++ b/README.md
@@ -524,6 +524,34 @@ try {
     // Do something with error
 }
 ```
+## Terser for Gulp
+An example of how you can use the Terser plugin in your Gulp build.
+```javascript
+const { src, dest, series } = require('gulp');
+const { minify } = require('terser');
+
+function js() {
+    const options = {
+        parse: {
+            bare_returns: true, // (default false) -- support top level return statements.
+            html5_comments: true, // (default true)
+            shebang: true // (default true) -- support #!command as the first line.
+        }
+    };
+    return src('app/**/*.js')
+        .on('data', function(file) {
+            async function getAllBooks() {
+                const result = await minify(file.contents.toString(), options);
+                return await minify(result)
+            }
+            (async function() {
+                file.contents = Buffer.from(JSON.parse(Buffer.from(JSON.stringify(await getAllBooks()))).code)
+            })();
+        })
+        .pipe(dest('build'))
+}
+exports.js = series(js)
+```
 
 ## Minify options
 

From 92cb26ba0ed86ded577d0099cc28def026f535a4 Mon Sep 17 00:00:00 2001
From: Artem Guskov <61526280+brendan8c@users.noreply.github.com>
Date: Wed, 7 Jul 2021 21:23:43 +0300
Subject: [PATCH 2/3] Terser for Gulp

(Added changes. Changed the name of the functions.)
I wrote some code that allows to use the 'terser' plugin in the 'gulp' build.
There is no longer any need to use additional plugins for this.
---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index a8968f051..485af0ad3 100644
--- a/README.md
+++ b/README.md
@@ -540,12 +540,12 @@ function js() {
     };
     return src('app/**/*.js')
         .on('data', function(file) {
-            async function getAllBooks() {
+            async function getJs() {
                 const result = await minify(file.contents.toString(), options);
                 return await minify(result)
             }
             (async function() {
-                file.contents = Buffer.from(JSON.parse(Buffer.from(JSON.stringify(await getAllBooks()))).code)
+                file.contents = Buffer.from(JSON.parse(Buffer.from(JSON.stringify(await getJs()))).code)
             })();
         })
         .pipe(dest('build'))

From 8ff0aa01f039c050d21e7200f13c3d2359e35415 Mon Sep 17 00:00:00 2001
From: Artem Guskov <61526280+brendan8c@users.noreply.github.com>
Date: Sat, 17 Jul 2021 15:44:01 +0300
Subject: [PATCH 3/3] Terser for Gulp

Added error handling
---
 README.md | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 485af0ad3..fa9a464d6 100644
--- a/README.md
+++ b/README.md
@@ -545,7 +545,16 @@ function js() {
                 return await minify(result)
             }
             (async function() {
-                file.contents = Buffer.from(JSON.parse(Buffer.from(JSON.stringify(await getJs()))).code)
+                try {
+                    file.contents = Buffer.from(JSON.parse(Buffer.from(JSON.stringify(await getJs()))).code)
+                } catch (error) {
+                    const { message, line, col, pos } = error
+                    console.log('message: ' + message)
+                    console.log('filename: ' + file.basename)
+                    console.log('line: ' + line)
+                    console.log('col: ' + col)
+                    console.log('pos: ' + pos)
+                }
             })();
         })
         .pipe(dest('build'))