Class: String

Inherits:
Object show all
Defined in:
lib/vendor/rails_blank.rb,
lib/a_little_less/core_ext.rb

Constant Summary collapse

BLANK_RE = 
/\A[[:space:]]*\z/

Instance Method Summary collapse

Instance Method Details

#blank? ⇒ true, false

A string is blank if it’s empty or contains whitespaces only:

''.blank?       # => true
'   '.blank?    # => true
"\t\n\r".blank? # => true
' blah '.blank? # => false

Unicode whitespace is supported:

"\u00a0".blank? # => true

Returns:

  • (true, false) 


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# File 'lib/vendor/rails_blank.rb', line 118

def blank?
  BLANK_RE === self
end

#camelize ⇒ Object 



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# File 'lib/a_little_less/core_ext.rb', line 17

def camelize
    split('_').map(&:capitalize).join
end

#decamelize ⇒ Object 



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# File 'lib/a_little_less/core_ext.rb', line 14

def decamelize
    scan(/[A-Z][a-z]*/).join("_").downcase
end

#light_parameterize ⇒ Object 



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# File 'lib/a_little_less/core_ext.rb', line 20

def light_parameterize
    I18n.transliterate(self)
      .downcase
      .gsub(/[^a-z0-9]+/, '-')
      .gsub(/-+/, '-')
      .gsub(/^-|-$/, '')
rescue => e
    logi "#{e.message} for '#{self}'"
    logi e.backtrace.join("\n") if e.backtrace
    self
end

#remove_extension ⇒ Object 



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# File 'lib/a_little_less/core_ext.rb', line 48

def remove_extension
    self.sub /\..*$/, ''
end

#safe_utf8 ⇒ Object 



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# File 'lib/a_little_less/core_ext.rb', line 31

def safe_utf8
    self.tidy_bytes.split(//u).join.force_encoding 'UTF-8'
end

#urlparams_to_hash ⇒ Object 



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# File 'lib/a_little_less/core_ext.rb', line 34

def urlparams_to_hash
    hash = {}

    return hash if blank?

    split('&').each do |i| 
        k, v = i.split('=')
        if k and v
            hash[ k ] = v
        end
    end

    hash
end