group

pretty_expressive

Function group 

Source 
pub fn group<C: Cost>(x: Doc<C>) -> Doc<C>
Expand description

Create a choice between a document and its flattened version.

ยงExample

let doc = text("hello") & nl() & text("world");
assert_eq!(format!("{doc}"), "hello\nworld");

let doc = group(doc);
assert_eq!(format!("{doc}"), "hello world");
assert_eq!(format!("{doc:10}"), "hello\nworld");