Breaking Down Add Keybind To Enable And Disable

Toggling features in rust-analyzer isn’t just a config click - it’s a friction point for developers rushing through code. Currently, the easiest way to swap between all features and default behavior is via :RustAnalyzer config { cargo = { features = "all" } } - a quick line that powers on deep checking and full suggestions. But here’s the catch: there’s no built-in keybind to reverse this instantly. Luckily, rustaceanvim’s `:RustAnalyzer config { 'cargo = { features =