For good clean code, check out the Thorsten Ball books - Writing an Interpreter[0] / Compiler[1] in Go [0] https://interpreterbook.com https://interpreterbook.

For good clean code, check out the Thorsten Ball books - Writing an Interpreter[0] / Compiler[1] in Go [0] https://interpreterbook.com https://interpreterbook.com [1] https://compilerbook.com https://compilerbook.com While the books are not strictly about clean code, there's definitely a focus on it within the books.