bb.edn

{:deps {town.lilac/eql {:local/root "."}
        org.babashka/spec.alpha {:git/url "https://github.com/babashka/spec.alpha"
                                 :git/sha "1a841c4cc1d4f6dab7505a98ed2d532dd9d56b78"}}
 :tasks {:requires ([clojure.string :as string])
         gen-script (let [prelude (slurp "prelude")
                          eql (slurp "src/town/lilac/eql.clj")]
                      (spit "eql" (string/join "\n" [prelude eql])))

         bump-version {:task (let [version (-> (slurp "version.txt")
                                               string/trim)
                                   [major minor patch] (string/split version (re-pattern "\\."))
                                   version (string/join "." [major minor (inc (Integer/parseInt patch))])]
                               (spit "version.txt" version)
                               version)}
         sync-version (let [version (-> (slurp "version.txt") string/trim)
                            oldsource (slurp "src/town/lilac/eql.clj")
                            newsource (string/replace oldsource
                                                   ;; Regex literals like #"\(def version \"[0-9\.]+\"\)" are not supported in bb.edn
                                                   (re-pattern "\\(def version \\\"[0-9\\.]+\\\"\\)")
                                                   (str "(def version \"" version "\")"))]
                        (spit "src/town/lilac/eql.clj" newsource))}}