Class: Jekyll::Minifier::CompressionConfig

Inherits:
Object
  • Object
show all
Defined in:
lib/jekyll-minifier.rb

Overview

Configuration manager class that eliminates repetitive configuration handling Provides clean accessors while maintaining 100% backward compatibility

Constant Summary collapse

CONFIG_ROOT =

Configuration key constants to eliminate magic strings

'jekyll-minifier'
HTML_REMOVE_SPACES_INSIDE_TAGS =

HTML Compression Options

'remove_spaces_inside_tags'
HTML_REMOVE_MULTI_SPACES = 
'remove_multi_spaces'
HTML_REMOVE_COMMENTS = 
'remove_comments'
HTML_REMOVE_INTERTAG_SPACES = 
'remove_intertag_spaces'
HTML_REMOVE_QUOTES = 
'remove_quotes'
HTML_COMPRESS_CSS = 
'compress_css'
HTML_COMPRESS_JAVASCRIPT = 
'compress_javascript'
HTML_SIMPLE_DOCTYPE = 
'simple_doctype'
HTML_REMOVE_SCRIPT_ATTRIBUTES = 
'remove_script_attributes'
HTML_REMOVE_STYLE_ATTRIBUTES = 
'remove_style_attributes'

'remove_link_attributes'
HTML_REMOVE_FORM_ATTRIBUTES = 
'remove_form_attributes'
HTML_REMOVE_INPUT_ATTRIBUTES = 
'remove_input_attributes'
HTML_REMOVE_JAVASCRIPT_PROTOCOL = 
'remove_javascript_protocol'
HTML_REMOVE_HTTP_PROTOCOL = 
'remove_http_protocol'
HTML_REMOVE_HTTPS_PROTOCOL = 
'remove_https_protocol'
HTML_PRESERVE_LINE_BREAKS = 
'preserve_line_breaks'
HTML_SIMPLE_BOOLEAN_ATTRIBUTES = 
'simple_boolean_attributes'
HTML_COMPRESS_JS_TEMPLATES = 
'compress_js_templates'
COMPRESS_CSS =

File Type Compression Toggles

'compress_css'
COMPRESS_JAVASCRIPT = 
'compress_javascript'
COMPRESS_JSON = 
'compress_json'
CSS_MERGE_DUPLICATE_SELECTORS =

Enhanced CSS Compression Options (cssminify2 v2.1.0+)

'css_merge_duplicate_selectors'
CSS_OPTIMIZE_SHORTHAND_PROPERTIES = 
'css_optimize_shorthand_properties'
CSS_ADVANCED_COLOR_OPTIMIZATION = 
'css_advanced_color_optimization'
CSS_PRESERVE_IE_HACKS = 
'css_preserve_ie_hacks'
CSS_COMPRESS_VARIABLES = 
'css_compress_variables'
CSS_ENHANCED_MODE = 
'css_enhanced_mode'
TERSER_ARGS =

JavaScript/Terser Configuration

'terser_args'
UGLIFIER_ARGS =

Backward compatibility

'uglifier_args'
PRESERVE_PATTERNS =

Pattern Preservation

'preserve_patterns'
PRESERVE_PHP = 
'preserve_php'
EXCLUDE =

File Exclusions

'exclude'

Instance Method Summary collapse

Constructor Details

#initialize(site_config) ⇒ CompressionConfig

Returns a new instance of CompressionConfig.



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# File 'lib/jekyll-minifier.rb', line 640

def initialize(site_config)
  @config = site_config || {}
  @raw_minifier_config = @config[CONFIG_ROOT] || {}
  
  # Validate and sanitize the configuration
  @minifier_config = validate_configuration(@raw_minifier_config)
  
  # Pre-compute commonly used values for performance
  @computed_values = {}
  
  # Pre-compile terser arguments for JavaScript compression
  _compute_terser_args
end

Instance Method Details

#compress_css? ⇒ Boolean

File Type Compression Toggles

Returns:

  • (Boolean) 


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# File 'lib/jekyll-minifier.rb', line 683

def compress_css?
  get_boolean(COMPRESS_CSS, true) # Default to true
end

#compress_javascript? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jekyll-minifier.rb', line 687

def compress_javascript?
  get_boolean(COMPRESS_JAVASCRIPT, true) # Default to true
end

#compress_json? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jekyll-minifier.rb', line 691

def compress_json?
  get_boolean(COMPRESS_JSON, true) # Default to true
end

#css_enhanced_options ⇒ Object

Generate enhanced CSS compression options hash



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# File 'lib/jekyll-minifier.rb', line 711

def css_enhanced_options
  return nil unless css_enhanced_mode?
  
  {
    merge_duplicate_selectors: css_merge_duplicate_selectors?,
    optimize_shorthand_properties: css_optimize_shorthand_properties?,
    advanced_color_optimization: css_advanced_color_optimization?,
    preserve_ie_hacks: css_preserve_ie_hacks?,
    compress_css_variables: css_compress_variables?
  }
end

#exclude_patterns ⇒ Object

File Exclusions



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# File 'lib/jekyll-minifier.rb', line 750

def exclude_patterns
  get_array(EXCLUDE)
end

#has_terser_args? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jekyll-minifier.rb', line 728

def has_terser_args?
  !terser_args.nil?
end

#html_compressor_args ⇒ Object

Generate HTML compressor arguments hash Maintains exact same behavior as original implementation



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# File 'lib/jekyll-minifier.rb', line 756

def html_compressor_args
  args = base_html_args
  apply_html_config_overrides(args)
  apply_preserve_patterns(args)
  args
end

#php_preserve_pattern ⇒ Object 



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# File 'lib/jekyll-minifier.rb', line 745

def php_preserve_pattern
  /<\?php.*?\?>/im
end

#preserve_patterns ⇒ Object

Pattern Preservation



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# File 'lib/jekyll-minifier.rb', line 733

def preserve_patterns
  patterns = get_array(PRESERVE_PATTERNS)
  return patterns unless patterns.empty?
  
  # Return empty array if no patterns configured
  []
end

#preserve_php? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jekyll-minifier.rb', line 741

def preserve_php?
  get_boolean(PRESERVE_PHP, false)
end

#terser_args ⇒ Object

JavaScript/Terser Configuration



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# File 'lib/jekyll-minifier.rb', line 724

def terser_args
  @computed_values[:terser_args]
end