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Include original_exception in Readme for custom error formatter #1692

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Oct 11, 2017
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Include original_exception in Readme for custom error formatter #1692

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4 changes: 2 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2083,7 +2083,7 @@ Custom error formatters for existing and additional types can be defined with a

```ruby
class Twitter::API < Grape::API
error_formatter :txt, ->(message, backtrace, options, env) {
error_formatter :txt, ->(message, backtrace, options, env, original_exception) {
"error: #{message} from #{backtrace}"
}
end
Expand All @@ -2093,7 +2093,7 @@ You can also use a module or class.

```ruby
module CustomFormatter
def self.call(message, backtrace, options, env)
def self.call(message, backtrace, options, env, original_exception)
{ message: message, backtrace: backtrace }
end
end
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