Disallow combining parens and brackets in impl
Disallow combining parens and brackets in impl

rust-lang/rustfmt,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,rust-lang/rustfmt,graydon/rust,graydon/rust,SingingTree/rustfmt,graydon/rust,graydon/rust,SingingTree/rustfmt,aidancully/rust