Module: Clacky::UI2::MarkdownRenderer

Defined in:
lib/clacky/ui2/markdown_renderer.rb

Overview

MarkdownRenderer handles rendering Markdown content with syntax highlighting

Class Method Summary collapse

Class Method Details

.custom_symbols ⇒ Hash

Get custom symbols for markdown rendering

Returns:

  • (Hash) —

    Symbol configuration for tty-markdown



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# File 'lib/clacky/ui2/markdown_renderer.rb', line 88

def custom_symbols
  {
    override: {
      # Make horizontal rule simpler - just a line without decorative diamonds
      diamond: "",
      line: "-"
    }
  }
end

.markdown?(content) ⇒ Boolean

Check if content looks like markdown

Parameters:

  • content (String) —

    Content to check

Returns:

  • (Boolean) —

    true if content appears to be markdown



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# File 'lib/clacky/ui2/markdown_renderer.rb', line 36

def markdown?(content)
  return false if content.nil? || content.empty?

  # Check for common markdown patterns
  content.match?(/^#+ /) ||           # Headers
    content.match?(/```/) ||          # Code blocks
    content.match?(/^\s*[-*+] /) ||   # Unordered lists
    content.match?(/^\s*\d+\. /) ||   # Ordered lists
    content.match?(/\[.+\]\(.+\)/) || # Links
    content.match?(/^\s*> /) ||       # Blockquotes
    content.match?(/\*\*.+\*\*/) ||   # Bold
    content.match?(/`.+`/) ||         # Inline code
    content.match?(/^\s*\|.+\|/) ||   # Tables
    content.match?(/^---+$/)          # Horizontal rules
end

.render(content) ⇒ String

Render markdown content with theme-aware colors

Parameters:

  • content (String) —

    Markdown content to render

Returns:

  • (String) —

    Rendered content with ANSI colors



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# File 'lib/clacky/ui2/markdown_renderer.rb', line 14

def render(content)
  return content if content.nil? || content.empty?

  # Get current theme colors
  theme = ThemeManager.current_theme

  # Configure tty-markdown with custom theme and symbols
  parsed = TTY::Markdown.parse(content, 
    theme: theme_colors,
    symbols: custom_symbols,
    width: TTY::Screen.width - 4  # Leave some margin
  )

  parsed
rescue StandardError => e
  # Fallback to plain content if rendering fails
  content
end

.theme_colors ⇒ Hash

Get theme-aware colors for markdown rendering

Returns:

  • (Hash) —

    Color configuration for tty-markdown



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# File 'lib/clacky/ui2/markdown_renderer.rb', line 55

def theme_colors
  theme = ThemeManager.current_theme

  # Map our theme colors to tty-markdown's expected format
  # Note: theme.colors values are already arrays, so we need to flatten when adding styles
  {
    # Headers use info color (cyan/blue)
    h1: Array(theme.colors[:info]) + [:bold],
    h2: Array(theme.colors[:info]) + [:bold],
    h3: Array(theme.colors[:info]),
    h4: Array(theme.colors[:info]),
    h5: Array(theme.colors[:info]),
    h6: Array(theme.colors[:info]),
    # Horizontal rule - make it subtle (dim gray)
    hr: [:bright_black],
    # Code blocks use dim color
    code: Array(theme.colors[:thinking]),
    # Links use success color (green)
    link: Array(theme.colors[:success]),
    # Lists use default text color
    list: [:bright_white],
    # Strong/bold use bright white
    strong: [:bright_white, :bold],
    # Emphasis/italic use white
    em: [:white],
    # Note/blockquote use dim color
    note: Array(theme.colors[:thinking]),
    quote: Array(theme.colors[:thinking]),
  }
end