Simplify `EmitterWriter::emit_suggestion_default`
Simplify `EmitterWriter::emit_suggestion_default`

Make function return early if source map is not present
graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust