https://ask.clojure.org/index.php/tag/cljs https://ask.clojure.org/index.php/13592/executable-java-not-found-on-system-path <p>Hi guys I,m basically trying to run a clojure script app using a shadow file, to be honest i don't really know too much about clojure since this is a project that i downloaded, but i need it to make it run locally on windows 11 and i'm receiving the following error</p> <p>shadow-cljs - config: C:\Appsmiths\i\src\winglue\webglue\shadow-cljs.edn<br> ===== ERROR =================</p> <h2>Executable 'java' not found on system path.</h2> <p>I have java on my system of course and my environment variables are well configured, so i think it could be something inside of the shadow file, but i cannot identify what it is, if you can help me out with this it would be really helpful</p> <p>this is basically all the shadow config:</p> <pre><code>;; shadow-cljs configuration {:dependencies [ [akiroz.re-frame/storage "0.1.3"] [bidi "2.1.5"] [com.cemerick/url "0.1.1"] [binaryage/devtools "1.0.2"] [binaryage/oops "0.7.1"] [com.cognitect/transit-cljs "0.8.256"] [com.rpl/specter "1.1.3"] [com.taoensso/timbre "4.10.0"] [cljs-http "0.1.46"] [day8.re-frame/async-flow-fx "0.1.0"] [day8.re-frame/http-fx "0.1.6"] [day8.re-frame/re-frame-10x "1.5.0"] [day8.re-frame/tracing "0.5.1"] [day8.re-frame/undo "0.3.2"] [district0x/graphql-query "1.0.6"] [district0x/re-frame-interval-fx "1.0.2"] [expound "0.8.5"] [funcool/cuerdas "2021.05.29-0"] [funcool/promesa "2.0.1"] [juji/editscript "0.4.6"] [maximgb/re-state "1.5.0"] [medley "1.2.0"] [metosin/spec-tools "0.10.4"] [org.clojure/data.json "0.2.6"] [org.clojure/spec.alpha "0.2.187"] [pez/clerk "1.0.0"] [prismatic/schema "1.1.12"] [re-frame "1.3.0"] [re-graph "0.1.15" :exclusions [cljs-http]] [com.andrewmcveigh/cljs-time "0.5.2"] [reagent "1.1.1"] [spyscope "0.1.6"] [venantius/accountant "0.2.5"] [lambdaisland/regal "0.0.143"] [cheshire "5.11.0"] [camel-snake-kebab "0.4.3"] [garden/garden-units "1.0.0-RC2"] [cljs-bean "1.8.0"]] :source-paths ["lib" "graphql" "src" "C:/Appsmiths/i/src/winglue-artifact/webglue" "test"] :nrepl {:port 41002} :open-file-command ["idea " :pwd " --line " :line :file] ;; webglue artifact are in /i/src/winglue-artifact/webglue/js :builds {:app {:output-dir "C:/Appsmiths/i/src/winglue-artifact/webglue/js" :asset-path "/js" :compiler-options {:optimizations :none ;; use es2018 for recat-markdown-editor :output-feature-set :es2018 :main webglue.core :closure-warnings {:global-this :off} :closure-defines {re-frame.trace/trace-enabled? true day8.re-frame-10x.debug? true day8.re-frame.tracing.trace-enabled? true} :external-config {:devtools/config {:features-to-install [:formatters :hints] :fn-symbol "Fn" :print-config-overrides true}}} :target :browser :js-options {:ignore-asset-requires true} :module-loader true :modules {:webglue {:entries [webglue.core]} :ag-grid {:entries [webglue.components.ag-grid] :depends-on #{:webglue}} :dev {:entries [webglue.pages.component-show-case webglue.pages.dev] :depends-on #{:webglue}} :plot {:entries [webglue.component-generator.graph webglue.component-generator.ivsp-plot webglue.component-generator.pie-chart webglue.component-generator.bar-chart webglue.component-generator.bubble-chart] :depends-on #{:webglue}}} :devtools {:repl-pprint true :after-load webglue.core/reload! :loader-mode :eval :http-root "C:/Appsmiths/i/src/winglue-artifact/webglue" :http-port 3333 :http-handler shadow.http.push-state/handle :preloads [devtools.preload ; use only for debug re-frame, this option wil take 300 ms to reload and 330 file to watch ; run by uncomment next line, and save. shadow-cljs will do the rest day8.re-frame-10x.preload]}} :win-app {:output-dir "C:/Appsmiths/i/src/winglue-artifact/webglue" :asset-path "/js" :compiler-options {:optimizations :none :output-feature-set :es2018 :main webglue.core :closure-warnings {:global-this :off} :closure-defines {re-frame.trace/trace-enabled? true day8.re-frame-10x.debug? true day8.re-frame.tracing.trace-enabled? true} :external-config {:devtools/config {:features-to-install [:formatters :hints] :fn-symbol "Fn" :print-config-overrides true}}} :target :browser :js-options {:ignore-asset-requires true} :modules {:webglue {:entries [webglue.core]}} :devtools {:http-port 3434 :http-root "C:/Appsmiths/i/src/winglue-artifact/webglue" :http-handler shadow.http.push-state/handle :after-load webglue.core/reload! :loader-mode :eval :preloads [devtools.preload day8.re-frame-10x.preload]}} :test {:target :browser-test :test-dir "test-assets" :devtools {:http-port 9100 :http-root "test-assets"} :runner-ns main-test-initial :js-options {:ignore-asset-requires true} :ns-regexp "-test$"} :app-release {:target :browser :modules {:webglue {:entries [webglue.core]}} :js-options {:ignore-asset-requires true} :compiler-options {:source-map false :output-feature-set :es2018 :main webglue.core :closure-defines {}} :release {:output-dir "C:/Appsmiths/i/src/winglue-artifact/webglue/js"}} :tao2py-release {:target :browser :js-options {:ignore-asset-requires true} :compiler-options {:source-map false :output-feature-set :es2018 :main webglue.core :closure-defines {webglue.config/tao2py-release true ;; landing page is page key in webglue.route_pages webglue.config/landing-page "field-overview"}} :release {:output-dir "C:/Appsmiths/i/src/winglue-artifact/webglue/js" :asset-path "/js"} :module-loader true :modules {:webglue {:entries [webglue.core]} :ag-grid {:entries [webglue.components.ag-grid] :depends-on #{:webglue}} :dev {:entries [webglue.pages.component-show-case webglue.pages.dev] :depends-on #{:webglue}} :plot {:entries [webglue.component-generator.graph webglue.component-generator.ivsp-plot webglue.component-generator.pie-chart webglue.component-generator.bar-chart webglue.component-generator.bubble-chart] :depends-on #{:webglue}}}} :tao2py-testing {:target :browser :modules {:webglue {:entries [webglue.core]}} :js-options {:ignore-asset-requires true} :compiler-options {:source-map false :output-feature-set :es2018 :main webglue.core :closure-defines {}} :release {:output-dir "C:/Appsmiths/i/src/winglue-artifact/webglue/js"}} :budger-release {:target :browser :modules {:webglue {:entries [webglue.core]}} :release {:output-dir "release/js"} :js-options {:ignore-asset-requires true} :compiler-options {:source-map false :output-feature-set :es2018 :main webglue.core :closure-defines {}}}}} </code></pre> Compiler https://ask.clojure.org/index.php/13592/executable-java-not-found-on-system-path Wed, 03 Jan 2024 19:38:51 +0000 https://ask.clojure.org/index.php/12946/compile-warning-javascript-classpath-library-corresponding <p>First, thanks for cljs, it's the best way to do frontends and it's one of the lifebloods of our business. We are super-grateful.</p> <hr> <p>I am running some older code in a new project that has an updated cljs dependency and I am now getting an interesting compile warning:</p> <pre><code>WARNING: JavaScript file found on classpath for library `goog.net.cookies`, but does not contain a corresponding `goog.provide` declaration: jar:file:/home/harold/.m2/repository/org/clojure/google-closure-library/0.0-20211011-0726fdeb/google-closure-library-0.0-20211011-0726fdeb.jar!/goog/net/cookies.js </code></pre> <p>Everything seems to be working fine, but I am still interested in cleaning up this output.</p> <p>I built a simple (two tiny file) project that reproduces the problem:<br> - <a rel="nofollow" href="https://github.com/harold/cookie-repro">https://github.com/harold/cookie-repro</a><br> - You can clone that and then do:</p> <pre><code>lein cljsprod </code></pre> <hr> <p>I did a 'bisect'-ish operation on the cljs deps in maven and found that the warning started to appear with version <code>1.10.891</code>: <br> - <a rel="nofollow" href="https://github.com/clojure/clojurescript/blob/master/changes.md#110891">https://github.com/clojure/clojurescript/blob/master/changes.md#110891</a><br> - Before that version, the warning is not seen</p> <hr> <p>Wondering if others have seen this warning, or similar, and what, if any, steps would be good to take.</p> <p>Thanks again for your time and consideration!</p> ClojureScript https://ask.clojure.org/index.php/12946/compile-warning-javascript-classpath-library-corresponding Wed, 17 May 2023 17:23:07 +0000 https://ask.clojure.org/index.php/12051/apply-behaves-differently-in-clj-cljs-with-empty-argument <p>In <code>cljs</code>:</p> <pre><code>ClojureScript 1.10.238 app:cljs.user=&gt; (defn f [a] a) (f) #'cljs.user/f ---- Compiler Warning on &lt;cljs form&gt; line:1 column:2 ---- Wrong number of args (0) passed to cljs.user/f 1 (f) ^--- ---- Compiler Warning ---- nil app:cljs.user=&gt; (defn f [a] a) (apply f []) #'cljs.user/f nil </code></pre> <hr> <p>In <code>clj</code>:</p> <pre><code>&gt; (defn f [a] a) (f) #'redacted.ns/f Execution error (ArityException) at redacted.ns/eval28662 (form-init217321140160545149.clj:2261). Wrong number of args (0) passed to: redacted.ns/f &gt; (defn f [a] a) (apply f []) #'redacted.ns/f Execution error (ArityException) at redacted.ns/eval28665 (form-init217321140160545149.clj:2265). Wrong number of args (0) passed to: redacted.ns/f </code></pre> <hr> <p>In cljs, apply silently returns <code>nil</code>, while in clj, an <code>ArityException</code> is thrown.</p> ClojureScript https://ask.clojure.org/index.php/12051/apply-behaves-differently-in-clj-cljs-with-empty-argument Mon, 11 Jul 2022 17:39:15 +0000 https://ask.clojure.org/index.php/12045/expected-difference-in-clj-cljs-behavior-with-apply-max <p>In <code>cljs</code>:</p> <pre><code>app:cljs.user=&gt; (apply max []) nil </code></pre> <hr> <p>In <code>clj</code>:</p> <pre><code>&gt; (apply max []) Execution error (ArityException) at redacted.ns/eval26821 (form- init217321140160545149.clj:741). Wrong number of args (0) passed to: clojure.core/max </code></pre> <hr> <p>Not sure which behavior I prefer (maybe cljs?), but this results in surprising-to-me outcomes in our application.</p> ClojureScript https://ask.clojure.org/index.php/12045/expected-difference-in-clj-cljs-behavior-with-apply-max Mon, 11 Jul 2022 16:56:19 +0000 https://ask.clojure.org/index.php/12036/different-behavior-of-reduced-in-clj-and-cljs <p>I stumbled upon this by accident</p> <p><em>Clojure</em><br> <code>(get {:x (reduced 10)} :x)</code><br> <code>=&gt; #object[clojure.lang.Reduced 0x28494b99 {:status :ready, :val 10}]</code></p> <p><code>(get-in {:x (reduced 10)} [:x])</code><br> <code>=&gt; #object[clojure.lang.Reduced 0x28494b99 {:status :ready, :val 10}]</code></p> <p><em>Clojurescript</em><br> <code>(get {:x (reduced 10)} :x)</code> <br> <code>=&gt; #object[cljs.core.Reduced]</code> ; Same behavior as Clojure<br> <code>(get-in {:x (reduced 10)} [:x])</code><br> <code>=&gt; 10</code></p> <p>So <code>get-in</code> seems to automatically <code>deref</code> the <code>reduced</code> value in Clojurescript?</p> ClojureScript https://ask.clojure.org/index.php/12036/different-behavior-of-reduced-in-clj-and-cljs Tue, 05 Jul 2022 19:33:28 +0000 https://ask.clojure.org/index.php/11586/how-does-newer-clojure-release-features-make-it-into-cljs <p>Recently learned of Clojure 1.11 passing in single map args to keyword functions and looking forward to leveraging it in cljs.</p> <p>Out of curiosity, does anyone know the process for how newer Clojure features make their way into cljs? Is it up to the community to port the code and cut a release? Is it up to maintainers of projects like shadow-cljs to update their deps?</p> ClojureScript https://ask.clojure.org/index.php/11586/how-does-newer-clojure-release-features-make-it-into-cljs Thu, 17 Feb 2022 06:31:07 +0000 https://ask.clojure.org/index.php/10706/how-does-cljs-require-npm-package <p>Hi everyone, I setup a demo to explore how cljs could require a npm package, I install two npm packages <a rel="nofollow" href="https://www.npmjs.com/package/puppeteer">puppeteer</a> and <a rel="nofollow" href="https://www.npmjs.com/package/pdfjs">pdfjs</a> via <code>npm install</code>, and require them in ns statement, puppeteer works fine, but pdfs failed, it seems strange to me as those two packages are required in the same way.</p> <p>Steps to reproduce:<br> 1. clone <a rel="nofollow" href="https://github.com/jiacai2050/cljs-demo.git">https://github.com/jiacai2050/cljs-demo.git</a><br> 2. comment out pdfjs in core.cljs<br> 3. npm install<br> 4. lein dev-build</p> ClojureScript https://ask.clojure.org/index.php/10706/how-does-cljs-require-npm-package Sat, 19 Jun 2021 12:15:55 +0000 https://ask.clojure.org/index.php/10524/whats-with-this-difference-between-reading-uuids-between-cljs <p>Hello! As ever, super-grateful for cljs - it's a huge multiplier on our efforts and we continue to love it as we use it all day long every day.</p> <p>After upgrading clojurescript versions, we started getting a strange <code>read-string</code> related error: "No reader function for tag uuid."</p> <h2>cljs repl:</h2> <pre><code>ClojureScript 1.10.238 app:cljs.user=&gt; (cljs.tools.reader.edn/read-string "#uuid \"eed86fd1-4110-44d8-8f41-27473029cc6a\"") #error {:message "No reader function for tag uuid.", :data {:type :reader-exception, :ex-kind :reader-error}} new (jar:file:/home/harold/.m2/repository/org/clojure/clojurescript/1.10.238/clojurescript-1.10.238.jar!/cljs/core.cljs:11123:11) Function.cljs$core$IFn$_invoke$arity$3 (jar:file:/home/harold/.m2/repository/org/clojure/clojurescript/1.10.238/clojurescript-1.10.238.jar!/cljs/core.cljs:11155:5) Function.cljs$core$IFn$_invoke$arity$2 (jar:file:/home/harold/.m2/repository/org/clojure/clojurescript/1.10.238/clojurescript-1.10.238.jar!/cljs/core.cljs:11153:16) cljs.core/ex-info (jar:file:/home/harold/.m2/repository/org/clojure/clojurescript/1.10.238/clojurescript-1.10.238.jar!/cljs/core.cljs:11150:1) Function.cljs$core$IFn$_invoke$arity$variadic (jar:file:/home/harold/.m2/repository/org/clojure/tools.reader/1.3.3/tools.reader-1.3.3.jar!/cljs/tools/reader/impl/errors.cljs:37:13) cljs.tools.reader.impl.errors/throw-ex (jar:file:/home/harold/.m2/repository/org/clojure/tools.reader/1.3.3/tools.reader-1.3.3.jar!/cljs/tools/reader/impl/errors.cljs:26:1) Function.cljs$core$IFn$_invoke$arity$variadic (jar:file:/home/harold/.m2/repository/org/clojure/tools.reader/1.3.3/tools.reader-1.3.3.jar!/cljs/tools/reader/impl/errors.cljs:43:4) cljs.tools.reader.impl.errors/reader-error (jar:file:/home/harold/.m2/repository/org/clojure/tools.reader/1.3.3/tools.reader-1.3.3.jar!/cljs/tools/reader/impl/errors.cljs:39:1) cljs.tools.reader.impl.errors/throw-unknown-reader-tag (jar:file:/home/harold/.m2/repository/org/clojure/tools.reader/1.3.3/tools.reader-1.3.3.jar!/cljs/tools/reader/impl/errors.cljs:221:4) cljs$tools$reader$edn$read_tagged (jar:file:/home/harold/.m2/repository/org/clojure/tools.reader/1.3.3/tools.reader-1.3.3.jar!/cljs/tools/reader/edn.cljs:372:10) app:cljs.user=&gt; (cljs.tools.reader.edn/read-string {:readers {'uuid uuid}} "#uuid \"eed86fd1-4110-44d8-8f41-27473029cc6a\"") #uuid "eed86fd1-4110-44d8-8f41-27473029cc6a"</code></pre> <h2>clj repl:</h2> <pre><code>&gt; (clojure.edn/read-string "#uuid \"eed86fd1-4110-44d8-8f41-27473029cc6a\"") #uuid "eed86fd1-4110-44d8-8f41-27473029cc6a" </code></pre> <hr> <p>Previously, reading edn behaved more similarly between cljs and clj. I found the workaround of passing the map as the first argument by looking at the tests in tools.reader.</p> <p>Is this expected?</p> <p>Thanks for your time and consideration.</p> ClojureScript https://ask.clojure.org/index.php/10524/whats-with-this-difference-between-reading-uuids-between-cljs Mon, 26 Apr 2021 16:43:57 +0000 https://ask.clojure.org/index.php/9489/cljs-analyzer-macroexpand-doesnt-work <p>Related discussion:<br> - <a rel="nofollow" href="https://github.com/clojure-emacs/cider/issues/2099#issuecomment-661940099">https://github.com/clojure-emacs/cider/issues/2099#issuecomment-661940099</a></p> <pre><code>(ns user (:require [cljs.analyzer :as analyzer])) (let [ns-env (assoc-in (analyzer/empty-env) [:ns [:name]] 'cljs.user)] (analyzer/macroexpand-1 ns-env `(defn ~'foo [~'x] ~'x))) ;; (clojure.core/defn foo [x] x) (macroexpand-1 `(defn ~'foo [~'x] ~'x)) ;; (def foo (clojure.core/fn ([x] x))) </code></pre> ClojureScript https://ask.clojure.org/index.php/9489/cljs-analyzer-macroexpand-doesnt-work Tue, 21 Jul 2020 16:13:21 +0000 https://ask.clojure.org/index.php/9439/proper-deps-edn-config-with-co-option-of-cljs-main <p>Hello,</p> <p>I am trying translate the following cljs.main options with the CLI:</p> <pre><code>$ clj -m cljs.main \ -d public/js/compiled \ -o public/js/main.js \ -O advanced \ -c hello-world.core </code></pre> <p>Into <code>deps.edn</code>:</p> <pre><code>{:deps {org.clojure/clojurescript {:mvn/version "1.10.764"} reagent {:mvn/version "1.0.0-alpha2"}} :main "hello-world.core" :optimizations :advanced :output-dir "public/js/compiled" :output-to "public/js/main.js"} </code></pre> <p>Then execute it with:</p> <pre><code>clj -m cljs.main -co deps.edn </code></pre> <p>However, it doesn't seem to work.</p> <p>I also get the following error using the generated <code>main.js</code> file:</p> <pre><code>main.js:314 Uncaught TypeError: Cannot read property 'mg' of undefined at Mb (main.js:314) at Tn (main.js:699) at Rn (main.js:698) at Nn.h.Me (main.js:718) at Function.Wn.A (main.js:710) at Nn.h.Le (main.js:718) at Function.Wn.j (main.js:710) at ep (main.js:761) at main.js:761 </code></pre> <p><strong>Some thoughts</strong></p> <ul> <li>Am I missing a CLI option? or <code>deps.edn</code> key/value pair?</li> <li>Am I using it wrong; the CLI or <code>deps.edn</code> or both?</li> <li>Or is it not well supported at the moment so I should just stick with the CLI?</li> </ul> ClojureScript https://ask.clojure.org/index.php/9439/proper-deps-edn-config-with-co-option-of-cljs-main Thu, 09 Jul 2020 15:55:05 +0000 https://ask.clojure.org/index.php/8898/why-browser-env-need-xpc-to-connect-repl-server <p><a rel="nofollow" href="https://alan.leung.work/blog/post/clojurescript-and-the-repl/">https://alan.leung.work/blog/post/clojurescript-and-the-repl/</a></p> <p>This post explain how a CLJS repl works really well, but I have one issue on why do we need xpc to send evaled-respones back to REPL?</p> <p> Isn't the page auto-opened already hosted on localhost:9000?</p> ClojureScript https://ask.clojure.org/index.php/8898/why-browser-env-need-xpc-to-connect-repl-server Mon, 25 Nov 2019 13:24:36 +0000 https://ask.clojure.org/index.php/8665/compiling-shadow-projects-transitive-dependency-conflicts <p>I am attempting to make use of the <code>react-bootstrap</code> module by leveraging NPM support in <code>shadow-cljs</code>.</p> <p>First I add <code>react-bootstrap</code> and <code>bootstrap</code> to <code>package.json</code>:<br> <code>$ yarn add react-bootstrap bootstrap</code></p> <p>And then require <code>react-bootstrap</code> in my project:<br> <code>(ns myproject.core (:require ["react-bootstrap" :as bs]))</code></p> <p>The result is a runtime exception in the console:<br> <code>TypeError: (0 , _uncontrollable.default) is not a function</code><br> ... which curiously goes away after the first hot-reload.</p> <p>The exception likely indicates a conflict in a nested NPM dependency. How can I identity and resolve the problem?</p> ClojureScript https://ask.clojure.org/index.php/8665/compiling-shadow-projects-transitive-dependency-conflicts Thu, 26 Sep 2019 18:08:41 +0000