-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
One example of this is guaranteed tail calls which has already been mentioned in this comment. The case for guaranteed tail calls is that they are a safe abstraction which can be used to efficiently model certain scenarios that cannot be modelled without them in today's Rust as explained in this post.
As for to_string() on literals I was envisioning some special type of string using the recently reserved string prefixes.
A config location to specify default lints for the whole workspace. https://github.com/rust-lang/cargo/issues/5034
Note that the tool cargo-tarpaulin provides code coverage.