cljs.jar is self-contained (includes its dependencies) and includes Clojure itself (including clojure.main).
The cljs.jar is built using this script: https://github.com/clojure/clojurescript/blob/master/script/build You can walk through that process to learn more if needed. On Saturday, August 5, 2017 at 12:15:31 PM UTC-5, Jay Martin wrote: > > In the "ClojureScript Compiler" section of the ClojureScript Quick Start > Guide <https://clojurescript.org/guides/quick-start>, we run the build > script with the java command: > > java -cp cljs.jar:src clojure.main build.clj > > > This command starts a JVM and loads the cljs.jar file and all of the > contents of the 'src' directory, to the JVM Classpath. > > According to the man page for the java program, clojure.main is a class > file, (I'm assuming this one > <https://www.google.com/url?q=https%3A%2F%2Fgithub.com%2Fclojure%2Fclojure%2Fblob%2Fmaster%2Fsrc%2Fjvm%2Fclojure%2Fmain.java&sa=D&sntz=1&usg=AFQjCNGvBUQ46skdR5RrGZG1INZmSOpElw>) > > and build.clj is its argument. > > My question is: *How is the clojure.main class getting loaded to the > classpath?* > > Obviously clojure.main is part of Clojure. By unzipping the cljs.jar, I > see that it has a project.clj file with the following contents: > > (defproject org.clojure/clojurescript "0.0-SNAPSHOT" > :description "ClojureScript compiler and core runtime library" > :parent [org.clojure/pom.contrib "0.1.2"] > :url "https://github.com/clojure/clojurescript"; > :license {:name "Eclipse Public License" > :url "http://www.eclipse.org/legal/epl-v10.html"} > :jvm-opts ^:replace ["-Dclojure.compiler.direct-linking=true" "-Xmx512m" > "-server"] > :source-paths ["src/main/clojure" "src/main/cljs"] > :resource-paths ["src/main/cljs"] > :test-paths ["src/test/clojure" "src/test/cljs" "src/test/self" > "src/test/cljs_cp"] > :dependencies [[org.clojure/clojure "1.8.0"] > [org.clojure/data.json "0.2.6"] > [org.clojure/tools.reader "1.0.3"] > [org.clojure/test.check "0.10.0-alpha2" :scope "test"] > [com.cognitect/transit-clj "0.8.300"] > [org.clojure/google-closure-library > "0.0-20170519-fa0499ef"] > [com.google.javascript/closure-compiler-unshaded > "v20170626"] > [org.mozilla/rhino "1.7R5"]] > :profiles {:1.6 {:dependencies [[org.clojure/clojure "1.6.0"]]} > :uberjar {:aot :all :main clojure.main}} > :aliases {"test-all" ["with-profile" "test,1.5:test,1.6" "test"] > "check-all" ["with-profile" "1.5:1.6" "check"]} > :min-lein-version "2.0.0") > > > [org.clojure/clojure "1.8.0"] is listed as a dependency. Is this how > Clojure is getting loaded to the JVM Classpath? > > If so, how is this happening? It doesn't seem like the java program would > be smart enough to parse a project.clj file. > > > -- Note that posts from new members are moderated - please be patient with your first post. --- You received this message because you are subscribed to the Google Groups "ClojureScript" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/clojurescript.
