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Fix referenced line number in README.md

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Marc Siegel 2018-03-25 22:20:46 -04:00 committed by GitHub
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@ -82,7 +82,7 @@ In short: **No**.
Not if you want the code in the block to be able to refer to anything
the block would normally have access to from the surrounding context.
Let's be very specific. Docile internally uses `instance_exec` (see [execution.rb#25](lib/docile/execution.rb#L25)), adding a small layer to support referencing *local variables*, *instance variables*, and *methods* from the _block's context_ **or** the target _object's context_, interchangeably. This is "**the hard part**", where most folks making a DSL in Ruby throw up their hands.
Let's be very specific. Docile internally uses `instance_exec` (see [execution.rb#26](lib/docile/execution.rb#L26)), adding a small layer to support referencing *local variables*, *instance variables*, and *methods* from the _block's context_ **or** the target _object's context_, interchangeably. This is "**the hard part**", where most folks making a DSL in Ruby throw up their hands.
For example: