Classic ASP Language Support

Complete language support for Classic ASP files with formatting, IntelliSense, snippets, and syntax highlighting for VBScript, HTML, CSS, and JavaScript.

✨ Features

🎨 Multi-Language Formatting

VBScript: Smart indentation for all control structures (If/For/While/Select Case/Sub/Function)
HTML/CSS/JavaScript: Professional formatting powered by Prettier
SQL: Proper indentation for SQL queries inside ASP strings
Customisable keyword casing: Choose lowercase, UPPERCASE, or PascalCase for VBScript keywords
Automatic operator spacing: Adds proper spacing around operators (=, +, &, etc.)
Multi-block support: Handles If/Else/Loops that span across multiple <% %> blocks
Inline ASP support: Formats ASP expressions in HTML attributes (e.g., <div class="<%= className %>">)

💡 IntelliSense & Auto-Completion

HTML: Tag and attribute suggestions with smart auto-closing
CSS: Property completion inside <style> tags
JavaScript: Keyword and object completion inside <script> tags
ASP/VBScript: Response, Request, Server, Session, Application objects and VBScript keywords

📝 Snippets

Pre-built snippets for HTML, ASP, and JavaScript patterns
Quick insertion for common structures (loops, conditionals, database connections)

🌈 Syntax Highlighting

ASP code region highlighting with customisable colours (compatible with all VS Code themes)
Comprehensive SQL syntax colouring (keywords, functions, data types, operators, parameters) with full theme support
Toggleable region highlighting for <% %> blocks

🚀 Installation

Install from VS Code Extensions Marketplace (search for "Classic ASP Language Support")
Or install from .vsix file: Extensions → Install from VSIX

📖 Usage

Open any .asp file
Press Alt + Shift + F (Windows/Linux) or Option + Shift + F (Mac)
Your code is formatted instantly!

Before:

<!DOCTYPE html><html><body>
<div><h1>Welcome <%=username%>!</h1>
<%
dim age
age=request.form("age")
if age>=18 then
response.write("adult")
end if
%>
</div></body></html>

After:

<!DOCTYPE html>
<html>
  <body>
    <div>
      <h1>Welcome <%= username %>!</h1>
      <%
      Dim age
      age = Request.Form("age")
      If age >= 18 Then
        Response.Write("adult")
      End If
      %>
    </div>
  </body>
</html>

⚙️ Settings

⚙️ Settings (click to expand/collapse)

Access settings via File → Preferences → Settings and search for "Classic ASP Language Support".

Formatter Settings

Setting	Default	Options	Description
`aspLanguageSupport.keywordCase`	`PascalCase`	`lowercase`, `UPPERCASE`, `PascalCase`	VBScript keyword formatting style
`aspLanguageSupport.useTabs`	`false`	`true`, `false`	Use tabs instead of spaces for ASP code
`aspLanguageSupport.indentSize`	`2`	`2`, `4`, `8`	Number of spaces per indent level for ASP code

Prettier Settings (HTML/CSS/JS)

Setting	Default	Description
`aspLanguageSupport.prettier.printWidth`	`80`	Maximum line length
`aspLanguageSupport.prettier.tabWidth`	`2`	Spaces per indentation level
`aspLanguageSupport.prettier.useTabs`	`false`	Use tabs instead of spaces
`aspLanguageSupport.prettier.bracketSameLine`	`true`	Put `>` of multi-line HTML elements on last line
`aspLanguageSupport.prettier.semi`	`true`	Add semicolons at end of JavaScript statements
`aspLanguageSupport.prettier.singleQuote`	`false`	Use single quotes instead of double quotes in JavaScript
`aspLanguageSupport.prettier.arrowParens`	`always`	Include parentheses around arrow function parameters
`aspLanguageSupport.prettier.trailingComma`	`es5`	Print trailing commas where valid in ES5
`aspLanguageSupport.prettier.endOfLine`	`lf`	Line ending style
`aspLanguageSupport.prettier.htmlWhitespaceSensitivity`	`css`	How to handle whitespace in HTML

Completion & Highlighting Settings

Setting	Default	Description
`aspLanguageSupport.enableHTMLCompletion`	`true`	Enable HTML tag and attribute auto-completion
`aspLanguageSupport.enableCSSCompletion`	`true`	Enable CSS property auto-completion
`aspLanguageSupport.enableJSCompletion`	`true`	Enable JavaScript auto-completion
`aspLanguageSupport.enableASPCompletion`	`true`	Enable ASP object and VBScript keyword auto-completion
`aspLanguageSupport.highlightAspRegions`	`true`	Highlight ASP code regions with background colours
`aspLanguageSupport.bracketLightColor`	`rgba(255, 100, 0, .2)`	ASP bracket colour for light themes
`aspLanguageSupport.bracketDarkColor`	`rgba(0, 100, 255, .2)`	ASP bracket colour for dark themes
`aspLanguageSupport.codeBlockLightColor`	`rgba(100,100,100,0.1)`	ASP code block colour for light themes
`aspLanguageSupport.codeBlockDarkColor`	`rgba(220,220,220,0.1)`	ASP code block colour for dark themes

🛠️ Development

🛠️ Development (click to expand/collapse)

Prerequisites

Node.js 16.x or higher
Visual Studio Code 1.80.0 or higher

Building from Source

# Clone the repository
git clone https://github.com/ashtonckj/Classic-ASP-Language-Support.git
cd Classic-ASP-Language-Support

# Install dependencies
npm install

# Compile TypeScript
npm run compile

# Run extension in debug mode (Press F5 in VS Code)

📋 Known Limitations

ASP blocks must be properly closed (<% ... %>)
Complex mixed HTML/ASP structures may require manual adjustment
Prettier settings only apply to HTML/CSS/JS, not VBScript

🤝 Contributing

Contributions are welcome! Feel free to submit issues and pull requests.

📄 License

MIT License - see LICENSE file for details

🙏 Acknowledgments

Prettier - HTML, CSS, and JavaScript formatting engine
Zachary Becknell ( ASP Classic Support ) - ASP region highlighting implementation
Jintae Joo ( Classic ASP Syntaxes and Snippets ) - Snippets inspiration and reference

📮 Support

If you encounter any issues or have suggestions, please open an issue on GitHub.

Made with ❤️ for the Classic ASP community