Module: Csvlint::Types

Included in:

Field, Validator

Defined in:

lib/csvlint/types.rb

Constant Summary

SIMPLE_FORMATS =

{
  'string'  => lambda { |value, constraints| value },
  'numeric'     => lambda do |value, constraints| 
    begin
      Integer value 
    rescue ArgumentError
      Float value
    end
  end,
  'uri'  => lambda do |value, constraints|
    u = URI.parse value
    raise ArgumentError unless u.kind_of?(URI::HTTP) || u.kind_of?(URI::HTTPS)
    u
  end
}

TYPE_VALIDATIONS =

{
    'http://www.w3.org/2001/XMLSchema#string'  => SIMPLE_FORMATS['string'],
    'http://www.w3.org/2001/XMLSchema#int'     => lambda { |value, constraints| Integer value },
    'http://www.w3.org/2001/XMLSchema#integer' => lambda { |value, constraints| Integer value },
    'http://www.w3.org/2001/XMLSchema#float'   => lambda { |value, constraints| Float value },
    'http://www.w3.org/2001/XMLSchema#double'   => lambda { |value, constraints| Float value },
    'http://www.w3.org/2001/XMLSchema#anyURI'  => SIMPLE_FORMATS['uri'],
    'http://www.w3.org/2001/XMLSchema#boolean' => lambda do |value, constraints|
      return true if ['true', '1'].include? value
      return false if ['false', '0'].include? value
      raise ArgumentError
    end,
    'http://www.w3.org/2001/XMLSchema#nonPositiveInteger' => lambda do |value, constraints|
      i = Integer value
      raise ArgumentError unless i <= 0
      i
    end,
    'http://www.w3.org/2001/XMLSchema#negativeInteger' => lambda do |value, constraints|
      i = Integer value
      raise ArgumentError unless i < 0
      i
    end,
    'http://www.w3.org/2001/XMLSchema#nonNegativeInteger' => lambda do |value, constraints|
      i = Integer value
      raise ArgumentError unless i >= 0
      i
    end,
    'http://www.w3.org/2001/XMLSchema#positiveInteger' => lambda do |value, constraints|
      i = Integer value
      raise ArgumentError unless i > 0
      i
    end,
    'http://www.w3.org/2001/XMLSchema#dateTime' => lambda do |value, constraints|
      date_pattern = constraints["datePattern"] || "%Y-%m-%dT%H:%M:%SZ"
      d = DateTime.strptime(value, date_pattern)
      raise ArgumentError unless d.strftime(date_pattern) == value
      d
    end,
    'http://www.w3.org/2001/XMLSchema#date' => lambda do |value, constraints|
      date_pattern = constraints["datePattern"] || "%Y-%m-%d"
      d = Date.strptime(value, date_pattern)
      raise ArgumentError unless d.strftime(date_pattern) == value
      d
    end,
    'http://www.w3.org/2001/XMLSchema#time' => lambda do |value, constraints|
      date_pattern = constraints["datePattern"] || "%H:%M:%S"
      d = DateTime.strptime(value, date_pattern)
      raise ArgumentError unless d.strftime(date_pattern) == value
      d
    end,
    'http://www.w3.org/2001/XMLSchema#gYear' => lambda do |value, constraints|
      date_pattern = constraints["datePattern"] || "%Y"
      d = Date.strptime(value, date_pattern)
      raise ArgumentError unless d.strftime(date_pattern) == value
      d
    end,     
    'http://www.w3.org/2001/XMLSchema#gYearMonth' => lambda do |value, constraints|
      date_pattern = constraints["datePattern"] || "%Y-%m"
      d = Date.strptime(value, date_pattern)
      raise ArgumentError unless d.strftime(date_pattern) == value
      d
    end 
}

Class Method Summary

• .date_format(klass = DateTime, value, type) ⇒ Object
• .included(base) ⇒ Object

Class Method Details

.date_format(klass = DateTime, value, type) ⇒ Object

Raises:

• (ArgumentError)

# File 'lib/csvlint/types.rb', line 26

def self.date_format(klass = DateTime, value, type)
  date = klass.strptime(value, klass::DATE_FORMATS[type])
  raise ArgumentError unless date.to_formatted_s(type) == value
end

.included(base) ⇒ Object

# File 'lib/csvlint/types.rb', line 31

def self.included(base)
  Time::DATE_FORMATS[:iso8601] = "%Y-%m-%dT%H:%M:%SZ"
  Time::DATE_FORMATS[:hms] = "%H:%M:%S"
  
  Date::DATE_FORMATS.each do |type|
    SIMPLE_FORMATS["date_#{type.first}"] = lambda do |value, constraints|
      date_format(Date, value, type.first)
    end
  end

  Time::DATE_FORMATS.each do |type|
    SIMPLE_FORMATS["dateTime_#{type.first}"] = lambda do |value, constraints|
      date_format(Time, value, type.first)
    end
  end
end