Method: Fast.highlight

Defined in:
lib/fast/cli.rb

.highlight(node, show_sexp: false, colorize: true, sql: false) ⇒ Object

Highligh some source code based on the node. Useful for printing code with syntax highlight.

Parameters:

  • show_sexp (Boolean) (defaults to: false) —

    prints node expression instead of code

  • colorize (Boolean) (defaults to: true) —

    skips ‘CodeRay` processing when false.



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# File 'lib/fast/cli.rb', line 20

def highlight(node, show_sexp: false, colorize: true, sql: false)
  output =
    if node.respond_to?(:loc) && !show_sexp
      wrap_source_range(node).source
    else
      node
    end
  return output unless colorize

  CodeRay.scan(output, sql ? :sql : :ruby).term
end