Module: Grafana::Validator

Included in:
Client
Defined in:
lib/grafana/validator.rb

Overview

namespace for validate options

Instance Method Summary collapse

Instance Method Details

#validate(params, options) ⇒ Mixed

validate some parameters

Examples:

default = validate( params, required: false, var: 'default', type: Boolean )
name    = validate( params, required: true, var: 'name', type: String )

Parameters:

Options Hash (options):

  • requiered (Boolean)
  • var (String)
  • type (Class)

Returns:

  • (Mixed)

Raises:

  • (ArgumentError) 


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# File 'lib/grafana/validator.rb', line 21

def validate( params, options )
  required = options.dig(:required) || false
  var      = options.dig(:var)
  type     = options.dig(:type)

  params   = params.deep_symbolize_keys
  variable = params.dig(var.to_sym)

  raise ArgumentError.new(format('\'%s\' is requiered and missing!', var)) if(variable.nil? && required == true )

  unless( type.nil? )
    clazz = Object.const_get(type.to_s)
    raise ArgumentError.new(format('wrong type. \'%s\' must be an %s, given \'%s\'', var, type, variable.class.to_s)) unless( variable.nil? || variable.is_a?(clazz) )
  end

  variable
end

#validate_hash(value, valid_params) ⇒ Mixed

validate an value with an array of values

Returns:

  • (Mixed) 


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# File 'lib/grafana/validator.rb', line 44

def validate_hash( value, valid_params )

#       puts "validate_hash( #{value}, #{valid_params} )"

  unless( valid_params.collect { |r| r.downcase }.include?(value.downcase) )
#         puts "NOOO : #{value}"
    return {
      'status' => 404,
      'message' => format( 'wrong value. \'%s\' must be one of \'%s\'', value, valid_params.join('\', \''))
    }
  end
#      puts "result: #{result} #{result.class}"
#
#
#      downcased = Set.new valid_params.map(&:downcase)
#
#      puts "downcased: #{downcased}"
#
#      unless( downcased.include?( value.downcase ) )
#        return {
#          'status' => 404,
#          'message' => format( 'wrong value. \'%s\' must be one of \'%s\'', value, valid_params.join('\', \''))
#        }
#      end
  true
end