Module: PermitParams

Defined in:
lib/permit_params.rb

Defined Under Namespace

Classes: InvalidParameterError, MissingParameterError

Instance Method Summary collapse

Instance Method Details

#permitted_params(params, permitted = {}, strong_validation = false, options = {}) ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
 
# File 'lib/permit_params.rb', line 17

def permitted_params(params, permitted = {}, strong_validation = false, options = {})
  return params if permitted.empty?

  coerced_params = {}
  seen = {}

  params.each do |key, value|
    next unless permitted?(permitted: permitted, key: key, value: value)

    spec = normalize_spec(permitted[key.to_sym])
    seen[key.to_sym] = true

    coerced = coerce(
      param: value,
      type: spec[:type],
      strong_validation: strong_validation,
      options: merge_field_options(options, spec)
    )
    coerced = apply_constraints(coerced, spec, raw_value: value, strong_validation: strong_validation)

    if coerced.nil?
      fill_missing!(coerced_params, key, spec, present: true, raw_value: value)
    else
      coerced_params[key] = coerced
    end
  end

  permitted.each_key do |perm_key|
    next if seen[perm_key]

    spec = normalize_spec(permitted[perm_key])
    fill_missing!(coerced_params, perm_key, spec, present: false, raw_value: nil)
  end

  coerced_params
end