In practice its identifier resolution[1] has little impact on enjoyable and successful software development with Nim, even if it takes a little getting used to. nimgrep[2] is bundled with the compiler, but you may or may not make much use of it depending on your editor and development setup.
[1] https://nim-lang.org/docs/manual.html#lexical-analysis-ident...
[2] https://nim-lang.org/docs/nimgrep.html