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Versions: 15
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Stored size: 1.79 KB
Contents
require 'cgi'
module Aws
module Xml
class ErrorHandler < Seahorse::Client::Handler
def call(context)
@handler.call(context).on(300..599) do |response|
response.error = error(context)
response.data = nil
end
end
private
def error(context)
body = context.http_response.body_contents
code, message = extract_error(body, context)
svc = context.client.class.name.split('::')[1]
errors_module = Aws.const_get(svc).const_get(:Errors)
errors_module.error_class(code).new(context, message)
end
def extract_error(body, context)
[
error_code(body, context),
error_message(body),
]
end
def error_code(body, context)
if matches = body.match(/<Code>(.+?)<\/Code>/)
remove_prefix(unescape(matches[1]), context)
else
http_status_error_code(context)
end
end
def http_status_error_code(context)
status_code = context.http_response.status_code
{
302 => 'MovedTemporarily',
304 => 'NotModified',
400 => 'BadRequest',
403 => 'Forbidden',
404 => 'NotFound',
412 => 'PreconditionFailed',
413 => 'RequestEntityTooLarge',
}[status_code] || "Http#{status_code}Error"
end
def remove_prefix(error_code, context)
if prefix = context.config.api.metadata('errorPrefix')
error_code.sub(/^#{prefix}/, '')
else
error_code
end
end
def error_message(body)
if matches = body.match(/<Message>(.+?)<\/Message>/)
unescape(matches[1])
else
''
end
end
def unescape(str)
CGI.unescapeHTML(str)
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems