Cargo Features

boa_profiler has no features set by default.

[dependencies]
boa_profiler = { version = "0.17.3", features = ["profiler"] }
profiler = measureme, once_cell, rustc-hash

Affects boa_profiler::Profiler

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features.

measureme profiler?
once_cell profiler?

With default (std)

rustc-hash profiler?

With default (std)