Fix Box<dyn FnOnce> trailing comma #113
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This commit fixes an issue where the trailing comma in boxed functions such as `Box<dyn FnOnce() -> (),>` would lead to a compile time parsing error. rustfmt automatically inserts this trailing comma after the `FnOnce` if it has a long signature.
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This commit fixes an issue where the trailing comma in boxed functions
such as
Box<dyn FnOnce() -> (),>would lead to a compile time parsingerror.
rustfmt automatically inserts this trailing comma after the
FnOnceif it has a long signature.