testing native-image plugin for leiningen

This works, but the image size is HUGE

Author: crinklywrappr

README.md

@@ -4,18 +4,16 @@ Tiny tool to query repology.org.
 
 ## Installation
 
-Download the uberjar.  In the future I want to publish this as an executable.
+Download the application from the releases page.
 
 ## Usage
 
-Currently needs java.
-
 ```
-$ java -jar repoman-0.1.0-standalone.jar -s starship --with-repo chocolatey --with-repo scoop
+$ rp -s starship --with-repo chocolatey --with-repo scoop
 "rust:starship-module-config-derive" is in 0/4 repositories
 "starship" is in 3/20 repositories
 
-$ java -jar repoman-0.1.0-standalone.jar -p starship --with-repo chocolatey --with-repo scoop
+$ rp -p starship --with-repo chocolatey --with-repo scoop
 |      :repo | :subrepo |             :name | :version |  :status |
 |------------+----------+-------------------+----------+----------|
 | chocolatey |          |          starship |   0.44.0 |   newest |
@@ -52,7 +50,9 @@ rp: A tiny tool for querying repology
 
 I wrote this in an afternoon.  I had a vm with 4 non-language-specific package managers and wanted an easier way to query what was available, where.
 
-After writing it, I realized it's small enough (< 150 loc) to be an excellent project for playing around with lumo, babashka, graal native image, etc.  I plan to do that at some point.
+After writing it, I realized it's small enough (< 150 loc) to be an excellent project for playing around with lumo, babashka, graal native image, etc.
+
+This has already been accomplished with graal native image.  However, the image size is huge.  I believe this is due to limitations with clj-http-lite.
 
 ## License
 

project.clj

@@ -5,9 +5,24 @@
             :url "https://www.eclipse.org/legal/epl-2.0/"}
   :dependencies [[org.clojure/clojure "1.10.1"]
                  [org.clojure/tools.cli "1.0.194"]
-                 [clj-http "3.10.1"]
+                 ;; clj-http incompatible with graal
+                 [org.martinklepsch/clj-http-lite "0.4.3"]
                  [cheshire "5.10.0"]
                  [camel-snake-kebab "0.4.1"]]
+  :plugins [[io.taylorwood/lein-native-image "0.3.1"]]
   :main ^:skip-aot repoman.core
   :target-path "target/%s"
-  :profiles {:uberjar {:aot :all}})
+  :native-image
+  {:name "rp"
+   :graal-bin "C:\\Program Files\\GraalVM\\graalvm-ce-java11-20.1.0\\bin"
+   :opts ["--verbose"
+          "--report-unsupported-elements-at-runtime"
+          "--initialize-at-build-time"
+          "--allow-incomplete-classpath" ;; clj-http-lite requires this
+          "--no-fallback"
+          "-H:EnableURLProtocols=https"]}
+  :profiles
+  {:uberjar
+   {:aot :all
+    :native-image
+    {:jvm-opts ["-Dclojure.compiler.direct-linking=true"]}}})

src/repoman/core.clj

@@ -1,6 +1,6 @@
 (ns repoman.core
   (:require [clojure.pprint :refer [print-table]]
-            [clj-http.client :as client]
+            [clj-http.lite.client :as client]
             [cheshire.core :as json]
             [camel-snake-kebab.core :refer [->kebab-case-keyword]]
             [camel-snake-kebab.extras :refer [transform-keys]]
@@ -11,6 +11,8 @@
   (:import [java.io File])
   (:gen-class))
 
+;; (set! *warn-on-reflection* true)
+
 (def endpoint "https://repology.org/api/v1/")
 (def pkg-keys [:repo :subrepo :name :version :status])
 
@@ -40,7 +42,7 @@
 (defn get-repos
   "Returns a vector showing the repositories we are interested in"
   [repo-file {:keys [with-repo]}]
-  (if (.exists repo-file)
+  (if (.exists ^File repo-file)
     (try
       (concat
        (edn/read-string
@@ -141,7 +143,7 @@
         cfg (config)]
     (cond
       (:help opts) (format-help (:summary m))
-      (:config opts) (println (.getAbsolutePath cfg))
+      (:config opts) (println (.getAbsolutePath ^File cfg))
       :else
       (let [repos (get-repos cfg opts)]
         (cond