Add batch script support and fix minor issues

CHANGES.md

@@ -1,3 +1,14 @@
+## Version 11.11.3
+
+New Grammars:
+
+- added Batch file language support [Kenez Megyeri][]
+
+CONTRIBUTORS
+
+[Kenez Megyeri]: https://github.com/kenez-megyeri
+
+
 ## Version 11.11.2
 
 Themes:
@@ -55,6 +66,7 @@ CONTRIBUTORS
 [te-ing]: https://github.com/te-ing
 [Anthony Martin]: https://github.com/anthony-c-martin
 [NriotHrreion]: https://github.com/NriotHrreion
+[Kenez Megyeri]: https://github.com/kenez-megyeri
 
 
 ## Version 11.11.1

src/languages/batch.js

@@ -0,0 +1,61 @@
+/*
+Language: Batch
+Author: Kenez Megyeri <m.kenz99@gmail.com>
+Website: https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/windows-commands
+Description: Syntax highlighting for Windows batch files and scripts eg.(.bat, .batch, .cmd)
+Category: common, scripting
+*/
+
+/** @type LanguageFn */
+export default function(hljs) {
+  return {
+    name: "Batch file",
+    aliases: [
+      "bat",
+      "batch",
+      "cmd"
+    ],
+    case_insensitive: true,
+    keywords: {
+      built_in:
+        "append assoc at attrib break cacls cd chcp chdir chkdsk chkntfs cls cmd color comp compact convert copy date del dir diskcomp diskcopy doskey echo endlocal erase fc find findstr format ftype graftabl help keyb label md mkdir mode more move path pause popd print prompt pushd rd recover ren rename replace restore rmdir set setlocal shift sort start subst time title tree type ver verify vol xcopy rem ping netsh taskkill tasklist reg regedit sc net ipconfig systeminfo wmic powershell curl wget timeout robocopy icacls takeown cipher schtasks gpupdate whoami hostname goto call exit if else for do while in defined errorlevel cmdextversion not",
+      operator: "EQU NEQ LSS LEQ GTR GEQ",
+    },
+    contains: [
+      {
+        className: "comment",
+        begin: /^\s*rem\s/i,
+        end: /$/,
+        relevance: 10,
+      },
+      {
+        className: "comment",
+        begin: /::/,
+        end: /$/,
+      },
+      {
+        className: "string",
+        begin: /"/,
+        end: /"/,
+        contains: [
+          {
+            className: "variable",
+            begin: /%\w+%/,
+          },
+        ],
+      },
+      {
+        className: "number",
+        begin: /\b\d+\b/,
+      },
+      {
+        className: "operator",
+        begin: /[|&><]/,
+      },
+      {
+        className: "operator",
+        begin: /\d*(?:>>|>|<|2>&1|2>nul)/,
+      },
+    ],
+  };
+}

test/detect/batch/default.txt

@@ -0,0 +1,2 @@
+@echo off
+echo Hello World

test/markup/batch/default.expect.txt

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+@<span class="hljs-built_in">echo</span> off
+<span class="hljs-comment">rem This is a comment</span>
+<span class="hljs-comment">::This is also a comment</span>
+
+<span class="hljs-built_in">setlocal</span> enabledelayedexpansion
+<span class="hljs-built_in">set</span> name=World
+<span class="hljs-built_in">set</span> count=<span class="hljs-number">42</span>
+
+<span class="hljs-built_in">echo</span> Hello %name%!
+<span class="hljs-built_in">echo</span> Count: %count%
+
+<span class="hljs-built_in">if</span> exist <span class="hljs-string">&quot;file.txt&quot;</span> (
+    <span class="hljs-built_in">echo</span> File exists
+) <span class="hljs-built_in">else</span> (
+    <span class="hljs-built_in">echo</span> File does <span class="hljs-built_in">not</span> exist
+)
+
+<span class="hljs-built_in">if</span> <span class="hljs-built_in">not</span> <span class="hljs-built_in">defined</span> myvar (
+    <span class="hljs-built_in">echo</span> Variable <span class="hljs-built_in">not</span> <span class="hljs-built_in">defined</span>
+)
+
+<span class="hljs-built_in">for</span> /L %%i <span class="hljs-built_in">in</span> (<span class="hljs-number">1</span>,<span class="hljs-number">1</span>,<span class="hljs-number">5</span>) <span class="hljs-built_in">do</span> (
+    <span class="hljs-built_in">echo</span> %%i
+)
+
+<span class="hljs-built_in">dir</span> /s
+<span class="hljs-built_in">copy</span> source.txt destination.txt
+<span class="hljs-built_in">del</span> oldfile.txt
+
+<span class="hljs-built_in">cd</span> C:\Users
+<span class="hljs-built_in">pushd</span> .
+<span class="hljs-built_in">popd</span>
+
+<span class="hljs-built_in">call</span> :subroutine
+<span class="hljs-built_in">exit</span> /b <span class="hljs-number">0</span>
+
+:subroutine
+<span class="hljs-built_in">echo</span> This is a subroutine
+<span class="hljs-built_in">goto</span> :eof
+
+<span class="hljs-built_in">tasklist</span>
+<span class="hljs-built_in">ipconfig</span> /all
+<span class="hljs-built_in">powershell</span> Get-Process

test/markup/batch/default.txt

@@ -0,0 +1,43 @@
+@echo off
+rem This is a comment
+::This is also a comment
+
+setlocal enabledelayedexpansion
+set name=World
+set count=42
+
+echo Hello %name%!
+echo Count: %count%
+
+if exist "file.txt" (
+    echo File exists
+) else (
+    echo File does not exist
+)
+
+if not defined myvar (
+    echo Variable not defined
+)
+
+for /L %%i in (1,1,5) do (
+    echo %%i
+)
+
+dir /s
+copy source.txt destination.txt
+del oldfile.txt
+
+cd C:\Users
+pushd .
+popd
+
+call :subroutine
+exit /b 0
+
+:subroutine
+echo This is a subroutine
+goto :eof
+
+tasklist
+ipconfig /all
+powershell Get-Process