/
version.cljc
45 lines (38 loc) · 1.39 KB
/
version.cljc
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(ns girouette.version
(:require [girouette.util :as util]))
(defn- version-category-= [version1 version2]
(= (first version1) (first version2)))
(defn- version-< [version1 version2]
(loop [;; Skips the version category, e.g. `:tw` or `:gi`
v1 (next version1)
v2 (next version2)]
(if (or (seq v1) (seq v2))
(let [x1 (or (first v1) 0)
x2 (or (first v2) 0)]
(cond
(< x1 x2) true
(> x1 x2) false
:else (recur (next v1) (next v2))))
false)))
(defn- version-<= [version1 version2]
(loop [;; Skips the version category, e.g. `:tw` or `:gi`
v1 (next version1)
v2 (next version2)]
(if (or (seq v1) (seq v2))
(let [x1 (or (first v1) 0)
x2 (or (first v2) 0)]
(cond
(< x1 x2) true
(> x1 x2) false
:else (recur (next v1) (next v2))))
true)))
(defn filter-components-by-version
"Filters the `components` according to a given version."
[components version]
(filter (fn [component]
(let [{:keys [since-version removed-in-version]} component]
(and (version-category-= since-version version)
(version-<= since-version version)
(util/implies (some? removed-in-version)
(version-< version removed-in-version)))))
(util/into-one-vector components)))