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Contents
# frozen_string_literal: true
require 'active_support/proxy_object'
module DeclareSchema
class Dsl < BasicObject # avoid Object because that gets extended by lots of gems
include ::Kernel # but we need the basic class methods
instance_methods.each do |m|
unless m.to_s.starts_with?('__') || m.in?([:object_id, :instance_eval, :instance_exec])
undef_method(m)
end
end
def initialize(model, **options)
@model = model
@options = options
end
attr_reader :model
def timestamps
field(:created_at, :datetime, null: true)
field(:updated_at, :datetime, null: true)
end
def optimistic_lock
field(:lock_version, :integer, default: 1, null: false)
end
def field(name, type, *args, **options)
@model.declare_field(name, type, *args, **@options.merge(options))
end
# TODO: make [:required] just another option. Either 'required: true] or 'optional: false'?
def method_missing(*args, **options)
args.count(&:itself) >= 2 or raise ::ArgumentError, "fields in declare_schema block must be declared as: type name, [:required], options (got #{args.inspect}, #{options.inspect})"
type, name, *required = args
field(name, type, *required, **options)
end
end
end
Version data entries
54 entries across 54 versions & 1 rubygems