Class: Uniword::Accessibility::Rules::LanguageSpecificationRule

Inherits:
AccessibilityRule show all
Defined in:
lib/uniword/accessibility/rules/language_specification_rule.rb

Overview

Language Specification Rule - WCAG 3.1.1 Language of Page

Responsibility: Check that document language is specified Single Responsibility: Language specification validation only

WCAG 3.1.1 Level A: Default human language of page can be programmatically determined

Instance Attribute Summary

Attributes inherited from AccessibilityRule

#config, #level, #rule_id, #wcag_criterion

Instance Method Summary collapse

Methods inherited from AccessibilityRule

#enabled?, #initialize

Constructor Details

This class inherits a constructor from Uniword::Accessibility::AccessibilityRule

Instance Method Details

#check(document) ⇒ Array<AccessibilityViolation>

Check document language specification

Parameters:

  • document (Document) —

    Document to check

Returns:



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# File 'lib/uniword/accessibility/rules/language_specification_rule.rb', line 17

def check(document)
  violations = []

  return violations unless @config[:require_language]

  language = extract_language(document)

  # Check if language is specified
  if language.nil? || language.strip.empty?
    violations << create_violation(
      message: "Document language not specified",
      element: document,
      severity: @config[:severity] || :error,
      suggestion: @config[:suggestion] ||
        "Set document language property for screen readers",
    )
  end

  violations
end