diff options
| -rw-r--r-- | guides/CHANGELOG.md | 6 | ||||
| -rw-r--r-- | guides/source/active_record_validations.md | 8 |
2 files changed, 10 insertions, 4 deletions
diff --git a/guides/CHANGELOG.md b/guides/CHANGELOG.md index d35d0f1976..8132f77b4e 100644 --- a/guides/CHANGELOG.md +++ b/guides/CHANGELOG.md @@ -1,3 +1,9 @@ +* Update example of passing a proc to `:message` option for validating records. + + This behavior was recently changed in https://github.com/rails/rails/pull/24119 to + pass the object being validated as first argument to the `:message` proc + instead of key of the field being validated. + ## Rails 5.0.0.beta3 (February 24, 2016) ## * No changes. diff --git a/guides/source/active_record_validations.md b/guides/source/active_record_validations.md index bd16ccad12..1cf4abce10 100644 --- a/guides/source/active_record_validations.md +++ b/guides/source/active_record_validations.md @@ -785,7 +785,7 @@ A `String` `:message` value can optionally contain any/all of `%{value}`, `%{attribute}`, and `%{model}` which will be dynamically replaced when validation fails. -A `Proc` `:message` value is given two arguments: a message key for i18n, and +A `Proc` `:message` value is given two arguments: the object being validated, and a hash with `:model`, `:attribute`, and `:value` key-value pairs. ```ruby @@ -801,10 +801,10 @@ class Person < ApplicationRecord # Proc validates :username, uniqueness: { - # key = "activerecord.errors.models.person.attributes.username.taken" + # object = person object being validated # data = { model: "Person", attribute: "Username", value: <username> } - message: ->(key, data) do - "#{data[:value]} taken! Try again #{Time.zone.tomorrow}" + message: ->(object, data) do + "Hey #{object.name}!, #{data[:value]} is taken already! Try again #{Time.zone.tomorrow}" end } end |