Parse Boolean Search Expressions in Swift

Ever wanted to implement a full-text search in your app? Didn't find a boolean search expression parser that works? Look no further! For the initial release of my note-taking app The Archive I had to create a couple of open source libraries that I have yet to talk about. Today, I want to show you my search expression parser. It powers the app's Omnibar to find notes quickly using simple boolean expressions.

Continue reading …