class Loga::ParameterFilter::CompiledFilter

Attributes

regexps[R]

Public Class Methods

compile(filters) click to toggle source
# File lib/loga/parameter_filter.rb, line 22
def self.compile(filters)
  ->(params) { params.dup } if filters.empty?

  regexps = []
  strings = []

  filters.each do |item|
    if item.is_a?(Regexp)
      regexps << item
    else
      strings << Regexp.escape(item.to_s)
    end
  end

  regexps << Regexp.new(strings.join('|'), true) unless strings.empty?
  new regexps
end
new(regexps) click to toggle source
# File lib/loga/parameter_filter.rb, line 42
def initialize(regexps)
  @regexps = regexps
end

Public Instance Methods

call(original_params) click to toggle source
# File lib/loga/parameter_filter.rb, line 46
def call(original_params)
  filtered_params = {}

  original_params.each do |key, value|
    if regexps.any? { |r| key =~ r }
      value = FILTERED
    elsif value.is_a?(Hash)
      value = call(value)
    elsif value.is_a?(Array)
      value = value.map { |v| v.is_a?(Hash) ? call(v) : v }
    end

    filtered_params[key] = value
  end

  filtered_params
end