fix: Buffer warning & update ci

.github/workflows/node-test.js.yml

@@ -0,0 +1,30 @@
+# This workflow will do a clean installation of node dependencies, cache/restore them, build the source code and run tests across different versions of node
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-nodejs
+
+name: Node.js CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [12.x, 14.x, 16.x, 18.x]
+        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+    - run: yarn install
+    - run: yarn test

.gitignore

@@ -14,3 +14,5 @@ results
 node_modules
 npm-debug.log
 tmp
+.nyc_output/
+.idea

.npmrc

@@ -0,0 +1 @@
+registry=https://registry.npmjs.org/

.taprc

@@ -0,0 +1,4 @@
+branches: 0
+functions: 0
+lines: 0
+statements: 0

CHANGELOG.md

@@ -0,0 +1,11 @@
+# Changelog
+
+All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
+
+### 0.6.3 (2023-05-17)
+
+
+### Bug Fixes
+
+* add empty mapping ([c99e7c3](https://github.com/thlorenz/inline-source-map/commit/c99e7c38ea5361dcbf6e06056f0d272083985a3c))
+* Buffer warning & update ci ([37672e6](https://github.com/thlorenz/inline-source-map/commit/37672e6c5556a39db06ff3e51b6a07d217e3a033))

index.js

@@ -11,16 +11,16 @@ function newlinesIn(src) {
 
   return newlines ? newlines.length : 0;
 }
- 
+
 function Generator(opts) {
   opts = opts || {};
-  this.generator = new SourceMapGenerator({ file: opts.file || '', sourceRoot: opts.sourceRoot || '' });
+  this.generator = new SourceMapGenerator({ file: opts.file || '', sourceRoot: opts.sourceRoot || '',  skipValidation: true });
   this.sourcesContent = undefined;
   this.opts = opts;
 }
 
 /**
- * Adds the given mappings to the generator and offsets them if offset is given 
+ * Adds the given mappings to the generator and offsets them if offset is given
  *
  * @name addMappings
  * @function
@@ -29,8 +29,8 @@ function Generator(opts) {
  * @param offset {Object} offset to apply to each mapping. Has the form { line: _, column: _ }
  * @return {Object} the generator to allow chaining
  */
-Generator.prototype.addMappings = function (sourceFile, mappings, offset) { 
-  var generator = this.generator; 
+Generator.prototype.addMappings = function (sourceFile, mappings, offset) {
+  var generator = this.generator;
 
   offset = offset || {};
   offset.line = offset.hasOwnProperty('line') ? offset.line : 0;
@@ -71,7 +71,7 @@ Generator.prototype.addGeneratedMappings = function (sourceFile, source, offset)
 
 /**
  * Adds source content for the given source file.
- * 
+ *
  * @name addSourceContent
  * @function
  * @param sourceFile {String} The source file for which a mapping is included
@@ -91,13 +91,13 @@ Generator.prototype.addSourceContent = function (sourceFile, sourcesContent) {
  */
 Generator.prototype.base64Encode = function () {
   var map = this.toString();
-  return new Buffer(map).toString('base64');
+  return Buffer.from(map).toString('base64');
 };
 
 /**
  * @name inlineMappingUrl
  * @function
- * @return {String} comment with base64 encoded representation of the added mappings. Can be inlined at the end of the generated file. 
+ * @return {String} comment with base64 encoded representation of the added mappings. Can be inlined at the end of the generated file.
  */
 Generator.prototype.inlineMappingUrl = function () {
   var charset = this.opts.charset || 'utf-8';

package.json

@@ -1,15 +1,10 @@
 {
   "name": "inline-source-map",
-  "version": "0.6.2",
+  "version": "0.6.3",
   "description": "Adds source mappings and base64 encodes them, so they can be inlined in your generated file.",
   "main": "index.js",
   "scripts": {
-    "test-main": "tap test/*.js",
-    "test-0.8": "nave use 0.8 npm run test-main",
-    "test-0.10": "nave use 0.10 npm run test-main",
-    "test-0.12": "nave use 0.12 npm run test-main",
-    "test-all": "npm run test-main && npm run test-0.8 && npm run test-0.10 && npm run test-0.12",
-    "test": "if [ -e $TRAVIS ]; then npm run test-all; else npm run test-main; fi"
+    "test": "tap test/*.js"
   },
   "repository": {
     "type": "git",
@@ -20,8 +15,8 @@
     "source-map": "~0.5.3"
   },
   "devDependencies": {
-    "tap": "~0.7.0",
-    "nave": "~0.5.0"
+    "nave": "~3.3.1",
+    "tap": "~16.3.2"
   },
   "keywords": [
     "source",
@@ -39,6 +34,6 @@
   },
   "license": "MIT",
   "engine": {
-    "node": ">=0.6"
+    "node": ">= 12"
   }
 }

test/inline-source-map.js

@@ -1,7 +1,7 @@
 'use strict';
 /*jshint asi: true*/
 
-var test = require('tap').test
+var tap = require('tap')
 var generator = require('..');
 
 var foo = '' + function foo () {
@@ -15,20 +15,20 @@ var bar = '' + function bar () {
 }
 
 function decode(base64) {
-  return new Buffer(base64, 'base64').toString();
+  return Buffer.from(base64, 'base64').toString();
 } 
 
 function inspect(obj, depth) {
   console.error(require('util').inspect(obj, false, depth || 5, true));
 }
 
-test('generated mappings', function (t) {
+tap.pass('generated mappings', function (t) {
 
   t.test('one file no offset', function (t) {
     var gen = generator()
       .addGeneratedMappings('foo.js', foo)
 
-    t.deepEqual(
+    t.same(
       gen._mappings()
     , [ { generatedLine: 1,
           generatedColumn: 0,
@@ -63,7 +63,7 @@ test('generated mappings', function (t) {
       , 'generates correct mappings'
     )
 
-    t.deepEqual(
+    t.same(
         JSON.parse(decode(gen.base64Encode()))
       , {"version":3,"file":"","sources":["foo.js"],"names":[],"mappings":"AAAA;AACA;AACA;AACA;AACA","sourceRoot":""}
       , 'encodes generated mappings'
@@ -81,7 +81,7 @@ test('generated mappings', function (t) {
       .addGeneratedMappings('foo.js', foo)
       .addGeneratedMappings('bar.js', bar)
 
-    t.deepEqual(
+    t.same(
         gen._mappings()
       , [ { generatedLine: 1,
             generatedColumn: 0,
@@ -133,7 +133,7 @@ test('generated mappings', function (t) {
             name: null } ]      
         , 'generates correct mappings'
     )
-    t.deepEqual(
+    t.same(
         JSON.parse(decode(gen.base64Encode()))
       , {"version":3,"file":"","sources":["foo.js","bar.js"],"names":[],"mappings":"ACAA,ADAA;ACCA,ADAA;ACCA,ADAA;AACA;AACA","sourceRoot": ""}
       , 'encodes generated mappings'
@@ -148,7 +148,7 @@ test('generated mappings', function (t) {
 
   t.test('one line source', function (t) {
     var gen = generator().addGeneratedMappings('one-liner.js',  'console.log("line one");')
-    t.deepEqual(
+    t.same(
         gen._mappings()
       , [ { generatedLine: 1,
             generatedColumn: 0,
@@ -166,7 +166,7 @@ test('generated mappings', function (t) {
       .addGeneratedMappings('foo.js', foo, { line: 20 })
       .addGeneratedMappings('bar.js', bar, { line: 23, column: 22 })
 
-    t.deepEqual(
+    t.same(
         gen._mappings()
       , [ { generatedLine: 21,
             generatedColumn: 0,
@@ -219,7 +219,7 @@ test('generated mappings', function (t) {
       , 'generates correct mappings'
     )
 
-    t.deepEqual(
+    t.same(
         JSON.parse(decode(gen.base64Encode()))
       , {"version":3,"file":"","sources":["foo.js","bar.js"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;AAAA;AACA;AACA;AACA,sBCHA;ADIA,sBCHA;sBACA", "sourceRoot": ""}
       , 'encodes generated mappings with offset'
@@ -228,7 +228,7 @@ test('generated mappings', function (t) {
   })
 })
 
-test('given mappings, with one having no original', function (t) {
+tap.pass('given mappings, with one having no original', function (t) {
   t.test('no offset', function (t) {
     var gen = generator()
       .addMappings('foo.js', [{ original: { line: 2, column: 3 } , generated: { line: 5, column: 10 } }])
@@ -243,7 +243,7 @@ test('given mappings, with one having no original', function (t) {
           , { generated: { line: 8, column: 30 } }
       ])
 
-    t.deepEqual(
+    t.same(
         gen._mappings()
       , [ { generatedLine: 5,
             generatedColumn: 10,
@@ -265,7 +265,7 @@ test('given mappings, with one having no original', function (t) {
             name: null } ]
       , 'adds correct mappings'
     )
-    t.deepEqual(
+    t.same(
         JSON.parse(decode(gen.base64Encode()))
       , {"version":3,"file":"","sources":["foo.js","bar.js"],"names":[],"mappings":";;;;UACG;;oBCIH;8B", sourceRoot: ""}
       , 'encodes generated mappings'
@@ -283,7 +283,7 @@ test('given mappings, with one having no original', function (t) {
       .addMappings('foo.js', [{ original: { line: 2, column: 3 } , generated: { line: 5, column: 10 } }], { line: 5 })
       .addMappings('bar.js', [{ original: { line: 6, column: 0 } , generated: { line: 7, column: 20 } }, { generated: { line: 8, column: 30 } }], { line: 9, column: 3 })
 
-    t.deepEqual(
+    t.same(
         gen._mappings()
       , [ { generatedLine: 10,
             generatedColumn: 10,
@@ -305,7 +305,7 @@ test('given mappings, with one having no original', function (t) {
             name: null } ]     
       , 'adds correct mappings'
     )
-    t.deepEqual(
+    t.same(
         JSON.parse(decode(gen.base64Encode()))
       , {"version":3,"file":"","sources":["foo.js","bar.js"],"names":[],"mappings":";;;;;;;;;UACG;;;;;;uBCIH;iC", sourceRoot: ""}
       , 'encodes mappings with offset'
@@ -314,7 +314,7 @@ test('given mappings, with one having no original', function (t) {
   })
 });
 
-test('inline mapping url with charset opt', function(t){
+tap.pass('inline mapping url with charset opt', function(t){
   t.test('set inline mapping url charset to gbk', function(t){
     var gen = generator({charset: 'gbk'})
                 .addGeneratedMappings('foo.js', foo);