DEV: Correctly tag heredocs (#16061)

This allows text editors to use correct syntax coloring for the heredoc sections.

Heredoc tag names we use:

languages: SQL, JS, RUBY, LUA, HTML, CSS, SCSS, SH, HBS, XML, YAML/YML, MF, ICS
other: MD, TEXT/TXT, RAW, EMAIL

script/import_scripts/google_groups.rb

@@ -85,11 +85,11 @@ def crawl_topics
 
     begin
       if start == 1 && find("h2").text == "Error 403"
-        exit_with_error(<<~MSG.red.bold)
+        exit_with_error(<<~TEXT.red.bold)
           Unable to find topics. Try running the script with the "--domain example.com"
           option if you are a G Suite user and your group's URL contains a path with
           your domain that looks like "/a/example.com".
-        MSG
+        TEXT
       end
     rescue Selenium::WebDriver::Error::NoSuchElementError
       # Ignore this error. It simply means there wasn't an error.
@@ -151,10 +151,10 @@ def crawl_message(url, might_be_deleted)
     @first_message_checked = true
 
     if content.match?(/From:.*\.\.\.@.*/i) && !@force_import
-      exit_with_error(<<~MSG.red.bold)
+      exit_with_error(<<~TEXT.red.bold)
         It looks like you do not have permissions to see email addresses. Aborting.
         Use the --force option to import anyway.
-      MSG
+      TEXT
     end
   end
 

script/import_scripts/ipboard.rb

@@ -114,28 +114,28 @@ class ImportScripts::IpboardSQL < ImportScripts::Base
     rescue Exception => e
       puts '=' * 50
       puts e.message
-      puts <<EOM
-Cannot log in to database.
+      puts <<~TEXT
+        Cannot log in to database.
 
-Hostname: #{DB_HOST}
-Username: #{DB_USER}
-Password: #{DB_PW}
-database: #{DB_NAME}
+        Hostname: #{DB_HOST}
+        Username: #{DB_USER}
+        Password: #{DB_PW}
+        database: #{DB_NAME}
 
-You should set these variables:
+        You should set these variables:
 
-export DB_HOST="localhost"
-export DB_NAME="ipboard"
-export DB_PW="ipboard"
-export DB_USER="ipboard"
-export TABLE_PREFIX="ipb_"
-export IMPORT_AFTER="1970-01-01"
-export URL="http://example.com"
-export UPLOADS=
-export USERDIR="user"
+        export DB_HOST="localhost"
+        export DB_NAME="ipboard"
+        export DB_PW="ipboard"
+        export DB_USER="ipboard"
+        export TABLE_PREFIX="ipb_"
+        export IMPORT_AFTER="1970-01-01"
+        export URL="http://example.com"
+        export UPLOADS=
+        export USERDIR="user"
 
-Exiting.
-EOM
+        Exiting.
+      TEXT
       exit
     end
   end

script/import_scripts/modx.rb

@@ -43,25 +43,25 @@ class ImportScripts::Modx < ImportScripts::Base
   rescue Exception => e
     puts '=' * 50
     puts e.message
-    puts <<EOM
-Cannot connect in to database.
+    puts <<~TEXT
+      Cannot connect in to database.
 
-Hostname: #{DB_HOST}
-Username: #{DB_USER}
-Password: #{DB_PW}
-database: #{DB_NAME}
+      Hostname: #{DB_HOST}
+      Username: #{DB_USER}
+      Password: #{DB_PW}
+      database: #{DB_NAME}
 
-Edit the script or set these environment variables:
+      Edit the script or set these environment variables:
 
-export DB_HOST="localhost"
-export DB_NAME="modx"
-export DB_PW="modx"
-export DB_USER="modx"
-export TABLE_PREFIX="modx_"
-export ATTACHMENT_DIR '/path/to/your/attachment/folder'
+      export DB_HOST="localhost"
+      export DB_NAME="modx"
+      export DB_PW="modx"
+      export DB_USER="modx"
+      export TABLE_PREFIX="modx_"
+      export ATTACHMENT_DIR '/path/to/your/attachment/folder'
 
-Exiting.
-EOM
+      Exiting.
+    TEXT
     exit
   end
 
@@ -446,12 +446,12 @@ FROM #{TABLE_PREFIX}discuss_users
     # keep track of closed topics
     closed_topic_ids = []
 
-    topics = mysql_query <<-MYSQL
+    topics = mysql_query <<-SQL
         SELECT t.threadid threadid, firstpostid, open
           FROM #{TABLE_PREFIX}thread t
           JOIN #{TABLE_PREFIX}post p ON p.postid = t.firstpostid
       ORDER BY t.threadid
-    MYSQL
+    SQL
     topics.each do |topic|
       topic_id = "thread-#{topic["threadid"]}"
       closed_topic_ids << topic_id if topic["open"] == 0

script/import_scripts/mylittleforum.rb

@@ -58,27 +58,27 @@ class ImportScripts::MylittleforumSQL < ImportScripts::Base
     rescue Exception => e
       puts '=' * 50
       puts e.message
-      puts <<EOM
-Cannot log in to database.
+      puts <<~TEXT
+        Cannot log in to database.
 
-Hostname: #{DB_HOST}
-Username: #{DB_USER}
-Password: #{DB_PW}
-database: #{DB_NAME}
+        Hostname: #{DB_HOST}
+        Username: #{DB_USER}
+        Password: #{DB_PW}
+        database: #{DB_NAME}
 
-You should set these variables:
+        You should set these variables:
 
-export DB_HOST="localhost"
-export DB_NAME="mylittleforum"
-export DB_PW=""
-export DB_USER="root"
-export TABLE_PREFIX="forum_"
-export IMPORT_AFTER="1970-01-01"
-export IMAGE_BASE="http://www.example.com/forum"
-export BASE="forum"
+        export DB_HOST="localhost"
+        export DB_NAME="mylittleforum"
+        export DB_PW=""
+        export DB_USER="root"
+        export TABLE_PREFIX="forum_"
+        export IMPORT_AFTER="1970-01-01"
+        export IMAGE_BASE="http://www.example.com/forum"
+        export BASE="forum"
 
-Exiting.
-EOM
+        Exiting.
+      TEXT
       exit
     end
   end

script/import_scripts/phpbb3/database/database.rb

@@ -26,10 +26,10 @@ module ImportScripts::PhpBB3
         require_relative 'database_3_1'
         Database_3_1.new(@database_client, @database_settings)
       else
-        raise UnsupportedVersionError, <<~MSG
+        raise UnsupportedVersionError, <<~TEXT
           Unsupported version (#{version}) of phpBB detected.
           Currently only version 3.0, 3.1 and 3.2 are supported by this importer.
-        MSG
+        TEXT
       end
     end
 

script/import_scripts/vbulletin.rb

@@ -53,25 +53,25 @@ class ImportScripts::VBulletin < ImportScripts::Base
     rescue Exception => e
       puts '=' * 50
       puts e.message
-      puts <<EOM
-Cannot connect in to database.
+      puts <<~TEXT
+        Cannot connect in to database.
 
-Hostname: #{DB_HOST}
-Username: #{DB_USER}
-Password: #{DB_PW}
-database: #{DB_NAME}
+        Hostname: #{DB_HOST}
+        Username: #{DB_USER}
+        Password: #{DB_PW}
+        database: #{DB_NAME}
 
-Edit the script or set these environment variables:
+        Edit the script or set these environment variables:
 
-export DB_HOST="localhost"
-export DB_NAME="vbulletin"
-export DB_PW=""
-export DB_USER="root"
-export TABLE_PREFIX="vb_"
-export ATTACHMENT_DIR '/path/to/your/attachment/folder'
+        export DB_HOST="localhost"
+        export DB_NAME="vbulletin"
+        export DB_PW=""
+        export DB_USER="root"
+        export TABLE_PREFIX="vb_"
+        export ATTACHMENT_DIR '/path/to/your/attachment/folder'
 
-Exiting.
-EOM
+        Exiting.
+      TEXT
       exit
   end
 
@@ -674,12 +674,12 @@ EOM
     # keep track of closed topics
     closed_topic_ids = []
 
-    topics = mysql_query <<-MYSQL
+    topics = mysql_query <<-SQL
         SELECT t.threadid threadid, firstpostid, open
           FROM #{TABLE_PREFIX}thread t
           JOIN #{TABLE_PREFIX}post p ON p.postid = t.firstpostid
       ORDER BY t.threadid
-    MYSQL
+    SQL
     topics.each do |topic|
       topic_id = "thread-#{topic["threadid"]}"
       closed_topic_ids << topic_id if topic["open"] == 0