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module Faraday
class Error < StandardError; end
class ClientError < Error
attr_reader :response, :wrapped_exception
def initialize(ex, response = nil)
@wrapped_exception = nil
@response = response
if ex.respond_to?(:backtrace)
super(ex.message)
@wrapped_exception = ex
elsif ex.respond_to?(:each_key)
super("the server responded with status #{ex[:status]}")
@response = ex
else
super(ex.to_s)
end
end
def backtrace
if @wrapped_exception
@wrapped_exception.backtrace
else
super
end
end
def inspect
inner = ''
if @wrapped_exception
inner << " wrapped=#{@wrapped_exception.inspect}"
end
if @response
inner << " response=#{@response.inspect}"
end
if inner.empty?
inner << " #{super}"
end
%(#<#{self.class}#{inner}>)
end
end
class ConnectionFailed < ClientError; end
class ResourceNotFound < ClientError; end
class ParsingError < ClientError; end
class TimeoutError < ClientError
def initialize(ex = nil)
super(ex || "timeout")
end
end
class SSLError < ClientError
end
class RetriableResponse < ClientError; end
[:ClientError, :ConnectionFailed, :ResourceNotFound,
:ParsingError, :TimeoutError, :SSLError, :RetriableResponse].each do |const|
Error.const_set(const, Faraday.const_get(const))
end
end