swc_core::ecma::transforms::base::fixer

Function fixer

pub fn fixer(comments: Option<&dyn Comments>) -> impl Pass + VisitMut
Available on crate feature __ecma and (crate features __ecma_transforms or __testing_transform) only.
Expand description

Fixes ast nodes before printing so semantics are preserved.

You don’t have to bother to create appropriate parenthesis. The pass will insert parenthesis as needed. In other words, it’s okay to store a * (b + c) as Bin { a * Bin { b + c } }.