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Diffstat (limited to 'spec/support/helpers/graphql/arguments.rb')
-rw-r--r-- | spec/support/helpers/graphql/arguments.rb | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/spec/support/helpers/graphql/arguments.rb b/spec/support/helpers/graphql/arguments.rb new file mode 100644 index 00000000000..478a460a0f6 --- /dev/null +++ b/spec/support/helpers/graphql/arguments.rb @@ -0,0 +1,71 @@ +# frozen_string_literal: true + +module Graphql + class Arguments + delegate :blank?, :empty?, to: :to_h + + def initialize(values) + @values = values + end + + def to_h + @values + end + + def ==(other) + to_h == other&.to_h + end + + alias_method :eql, :== + + def to_s + return '' if empty? + + @values.map do |name, value| + value_str = as_graphql_literal(value) + + "#{GraphqlHelpers.fieldnamerize(name.to_s)}: #{value_str}" + end.join(", ") + end + + def as_graphql_literal(value) + self.class.as_graphql_literal(value) + end + + # Transform values to GraphQL literal arguments. + # Use symbol for Enum values + def self.as_graphql_literal(value) + case value + when ::Graphql::Arguments then "{#{value}}" + when Array then "[#{value.map { |v| as_graphql_literal(v) }.join(',')}]" + when Hash then "{#{new(value)}}" + when Integer, Float, Symbol then value.to_s + when String, GlobalID then "\"#{value.to_s.gsub(/"/, '\\"')}\"" + when Time, Date then "\"#{value.iso8601}\"" + when NilClass then 'null' + when true then 'true' + when false then 'false' + else + value.to_graphql_value + end + rescue NoMethodError + raise ArgumentError, "Cannot represent #{value} (instance of #{value.class}) as GraphQL literal" + end + + def merge(other) + self.class.new(@values.merge(other.to_h)) + end + + def +(other) + if blank? + other + elsif other.blank? + self + elsif other.is_a?(String) + [to_s, other].compact.join(', ') + else + merge(other) + end + end + end +end |