readability

[pasha-bolokhov]

Readability is very poor in this piece of code… However, if you remove those unnecessary else's (because you have return's everywhere), the code will become slightly more readable

https://github.com/manyuanrong/sql-builder/blob/2b2b5dea7ce1b3fd37a349446279f6dbef6bb23a/util.ts#L15