Match extension with explicit success & fail actions.
A version of the 'match' macro with inline handlers for successful and unsuccessful matching.
For a description of the acceptable patterns please see the "Pattern Matching" section of the Chicken manual.
Pattern matching control form.
An expression to be evaluated when a successful match occurs.
An expression to be evaluated when a unsuccessful match occurs.
An expression whose value is matched against the supplied match pattern(s).
A pattern/action clause acceptable by the
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