Code Block Tool

A developer-focused tool to format, validate, and manage code blocks across languages for docs, reviews, and content pipelines.

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About This Tool

The Code Block Tool processes code samples embedded in technical content to ensure consistent formatting and correct syntax across languages. It detects the language when not specified, applies language-specific formatting rules, and outputs a cleaned code block suitable for Markdown, HTML, or other documentation formats. This tool is valuable for technical writers, engineers, and content engineers who publish tutorials, API docs, or knowledge bases. It reduces formatting drift, improves readability, and accelerates content pipelines by providing ready-to-insert code blocks with correct language labels. Conceptually, the system tokenizes input, selects a formatter per language, runs basic syntax checks, and reconstructs a block with a standardized fence or tag as requested. Core value comes from handling multi-language blocks, producing consistent indentation, and surfacing diagnostics for any syntax issues. Use cases include updating docs during code reviews, migrating legacy blocks to a unified format, and exporting blocks for static site generators. The tool stores language hints and can batch-process multiple snippets, returning a structured set of formatted blocks and diagnostics for downstream editors or CMS integrations.

How to Use

  1. Provide inputs: code string and optional language.
  2. Choose target_format (markdown by default) and any style options.
  3. Run formatting and validation to produce formatted_code and diagnostics.
  4. Review diagnostics and the formatted code block for correctness.
  5. Export or insert the result into your documentation or CMS.
How to use code block tool

Frequently Asked Questions

Find Quick Answers

What languages are supported?
The tool supports common languages such as Python, JavaScript/TypeScript, Java, C#, Go, Ruby, PHP, Kotlin, and Rust, with generic formatting fallback for others. Language detection helps when the input lacks an explicit tag.
Can I process multiple blocks at once?
Yes. Batch mode accepts an array of code blocks with optional language hints and returns a corresponding array of formatted blocks plus per-block diagnostics for easy integration into content pipelines.
Does the tool execute code?
No. It performs syntax checks, formatting, and transformation of code blocks only. It does not run or simulate code execution or runtime behavior.
How is language detected?
Language detection uses file extensions, common keywords, and content heuristics. If uncertain, the tool returns an 'unknown' label and applies generic formatting with a non-fatal diagnostic.

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