lib: Use syntactic sugar

[babashka-scripts.git] / lib.clj

diff --git a/lib.clj b/lib.clj
index 1f88070ba456a7b9e516567a17180a9c3a8cf26c..16c905981142a16a07ea5ab119ffac68e361b57a 100644 (file)
--- a/lib.clj
+++ b/lib.clj
@@ -4,7 +4,7 @@
   (:require [babashka.process :as p]
             [org.httpkit.client :as http]
             [clojure.java.io :as io]
-            [clojure.string :refer [replace-first]])
+            [clojure.string :refer [replace-first split-lines]])
   (:import [java.nio.file Files FileSystems CopyOption StandardCopyOption]))
 
 (defn run-cmd
@@ -33,3 +33,15 @@
 (defn download-binary
   [url destination]
   (io/copy (:body @(http/get url)) (io/file destination)))
+
+(defn unixify
+  "Make a function `f` behave like a UNIX shell command."
+  [f]
+  (when (= *file* (System/getProperty "babashka.file"))
+    (let [content (if (> (.available System/in) 0)
+                    (slurp *in*)
+                    (first *command-line-args*))]
+      (->> content
+           (split-lines)
+           (filter seq)
+           (run! f)))))