build.edn

{:main home.core
 :output-to "out/index.js"
 :output-dir "out"
 :target :bundle}

clj.sh

$ clj -m cljs.main -co build.edn -ro repl.edn -v -w src -c -r
Options passed to ClojureScript compiler: {:infer-externs true, :output-dir "out", :closure-warnings {:check-types :off, :check-variabl
es :off}, :closure-defines {"cljs.core._STAR_target_STAR_" "bundle"}, :ups-libs nil, :cache-analysis true, :closure-module-roots [], :o
ptimizations :none, :ups-foreign-libs [], :verbose true, :aot-cache true, :preloads [process.env clojure.browser.repl.preload], :ignore
-js-module-exts [".css"], :output-to "out/index.js", :nodejs-rt false, :preamble ["cljs/imul.js"], :browser-repl true, :ups-externs ["d
atascript/externs.js"], :opts-cache "cljsc_opts.edn", :hashbang false, :watch #object[cljs.closure$compilable_input_paths$reify__5335 0
x451a4187 "cljs.closure$compilable_input_paths$reify__5335@451a4187"], :source-map true, :cache-analysis-format :transit, :target :node
js, :main home.core, :language-in :es6, :emit-constants nil, :npm-deps true}
Copying jar:file:/home/amar/.m2/repository/lilactown/helix/0.0.10/helix-0.0.10.jar!/helix/core.cljs to /home/amar/.cljs/.aot_cache/1.10
.741/646BC24/helix/core.cljs
Reading analysis cache for jar:file:/home/amar/.m2/repository/org/clojure/clojurescript/1.10.741/clojurescript-1.10.741.jar!/cljs/core.
cljs
Compiling /home/amar/.cljs/.aot_cache/1.10.741/646BC24/helix/core.cljs to /home/amar/.cljs/.aot_cache/1.10.741/646BC24/helix/core.js
Reading analysis cache for jar:file:/home/amar/.m2/repository/org/clojure/clojurescript/1.10.741/clojurescript-1.10.741.jar!/clojure/st
ring.cljs
Reading analysis cache for jar:file:/home/amar/.m2/repository/cljs-bean/cljs-bean/1.5.0/cljs-bean-1.5.0.jar!/cljs_bean/from/cljs/core.c
ljs
Reading analysis cache for jar:file:/home/amar/.m2/repository/cljs-bean/cljs-bean/1.5.0/cljs-bean-1.5.0.jar!/cljs_bean/core.cljs
Reading analysis cache for jar:file:/home/amar/.m2/repository/lilactown/helix/0.0.10/helix-0.0.10.jar!/helix/impl/props.cljc
Unexpected error (IllegalArgumentException) compiling at (REPL:1).
/_SLASH_impl_SLASH_class/js.cljs is not a relative path

deps.edn

{:deps
 {org.clojure/clojurescript {:mvn/version "1.10.741"}
  datascript {:mvn/version "0.18.11"}
  datascript-transit {:mvn/version "0.3.0"}
  binaryage/devtools {:mvn/version "0.9.10"}
  lilactown/helix {:mvn/version "0.0.10"}
  binaryage/oops {:mvn/version "0.7.0"}
  cljs-bean {:mvn/version "1.5.0"}
  com.rpl/specter {:mvn/version "1.1.3"}
  instaparse {:mvn/version "1.4.10"}}}

error-log.edn

{:clojure.main/message
 "Unexpected error (IllegalArgumentException) compiling at (REPL:1).\n/_SLASH_impl_SLASH_class/js.cljs is not a relative path\n",
 :clojure.main/triage
 {:file
  #object[java.io.File 0x3b399f5a "/home/amar/.cljs/.aot_cache/1.10.741/646BC24/helix/core.cljs"],
  :clojure.error/phase :compilation,
  :clojure.error/class java.lang.IllegalArgumentException,
  :clojure.error/cause
  "/_SLASH_impl_SLASH_class/js.cljs is not a relative path"},
 :clojure.main/trace
 {:via
  [{:type clojure.lang.ExceptionInfo,
    :message
    "failed compiling file:/home/amar/.cljs/.aot_cache/1.10.741/646BC24/helix/core.cljs",
    :data
    {:file
     #object[java.io.File 0x3b399f5a "/home/amar/.cljs/.aot_cache/1.10.741/646BC24/helix/core.cljs"],
     :clojure.error/phase :compilation},
    :at
    [cljs.compiler$compile_file$fn__3894 invoke "compiler.cljc" 1720]}
   {:type clojure.lang.ExceptionInfo,
    :data
    {:clojure.error/source nil,
     :clojure.error/line nil,
     :clojure.error/column nil,
     :clojure.error/phase :compilation},
    :at [cljs.analyzer$analyze invokeStatic "analyzer.cljc" 4253]}
   {:type clojure.lang.ExceptionInfo,
    :message
    "/_SLASH_impl_SLASH_class/js.cljs is not a relative path in file /home/amar/.cljs/.aot_cache/1.10.741/646BC24/helix/core.cljs",
    :data {:tag :cljs/analysis-error},
    :at [cljs.analyzer$error invokeStatic "analyzer.cljc" 762]}
   {:type java.lang.IllegalArgumentException,
    :message "/_SLASH_impl_SLASH_class/js.cljs is not a relative path",
    :at [clojure.java.io$as_relative_path invokeStatic "io.clj" 414]}],
  :trace
  [[clojure.java.io$as_relative_path invokeStatic "io.clj" 414]
   [clojure.java.io$file invokeStatic "io.clj" 426]
   [clojure.java.io$file invoke "io.clj" 418]
   [cljs.analyzer$locate_src invokeStatic "analyzer.cljc" 2590]
   [cljs.analyzer$locate_src invoke "analyzer.cljc" 2577]
   [cljs.analyzer$analyze_deps invokeStatic "analyzer.cljc" 2633]
   [cljs.analyzer$analyze_deps invoke "analyzer.cljc" 2605]
   [cljs.analyzer$ns_side_effects invokeStatic "analyzer.cljc" 4115]
   [cljs.analyzer$ns_side_effects invoke "analyzer.cljc" 4110]
   [cljs.analyzer$analyze_STAR_$fn__2771 invoke "analyzer.cljc" 4237]
   [clojure.lang.PersistentVector reduce "PersistentVector.java" 343]
   [clojure.core$reduce invokeStatic "core.clj" 6827]
   [clojure.core$reduce invoke "core.clj" 6810]
   [cljs.analyzer$analyze_STAR_ invokeStatic "analyzer.cljc" 4237]
   [cljs.analyzer$analyze_STAR_ invoke "analyzer.cljc" 4228]
   [cljs.analyzer$analyze invokeStatic "analyzer.cljc" 4256]
   [cljs.analyzer$analyze invoke "analyzer.cljc" 4239]
   [cljs.compiler$emit_source invokeStatic "compiler.cljc" 1538]
   [cljs.compiler$emit_source invoke "compiler.cljc" 1511]
   [cljs.compiler$compile_file_STAR_$fn__3863
    invoke
    "compiler.cljc"
    1623]
   [cljs.compiler$with_core_cljs invokeStatic "compiler.cljc" 1431]
   [cljs.compiler$with_core_cljs invoke "compiler.cljc" 1420]
   [cljs.compiler$compile_file_STAR_ invokeStatic "compiler.cljc" 1607]
   [cljs.compiler$compile_file_STAR_ invoke "compiler.cljc" 1600]
   [cljs.compiler$compile_file$fn__3894 invoke "compiler.cljc" 1705]
   [cljs.compiler$compile_file invokeStatic "compiler.cljc" 1680]
   [cljs.compiler$compile_file invoke "compiler.cljc" 1656]
   [cljs.closure$compile_file invokeStatic "closure.clj" 663]
   [cljs.closure$compile_file invoke "closure.clj" 641]
   [cljs.closure$fn__5394 invokeStatic "closure.clj" 737]
   [cljs.closure$fn__5394 invoke "closure.clj" 731]
   [cljs.closure$fn__5307$G__5300__5314 invoke "closure.clj" 559]
   [cljs.closure$compile_from_jar invokeStatic "closure.clj" 713]
   [cljs.closure$compile_from_jar invoke "closure.clj" 700]
   [cljs.closure$fn__5398 invokeStatic "closure.clj" 747]
   [cljs.closure$fn__5398 invoke "closure.clj" 731]
   [cljs.closure$fn__5307$G__5300__5314 invoke "closure.clj" 559]
   [cljs.closure$compile_sources$iter__5520__5524$fn__5525
    invoke
    "closure.clj"
    1107]
   [clojure.lang.LazySeq sval "LazySeq.java" 42]
   [clojure.lang.LazySeq seq "LazySeq.java" 51]
   [clojure.lang.Cons next "Cons.java" 39]
   [clojure.lang.RT next "RT.java" 713]
   [clojure.core$next__5386 invokeStatic "core.clj" 64]
   [clojure.core$dorun invokeStatic "core.clj" 3142]
   [clojure.core$doall invokeStatic "core.clj" 3148]
   [clojure.core$doall invoke "core.clj" 3148]
   [cljs.closure$compile_sources invokeStatic "closure.clj" 1103]
   [cljs.closure$compile_sources invoke "closure.clj" 1092]
   [cljs.closure$build invokeStatic "closure.clj" 3115]
   [cljs.closure$build invoke "closure.clj" 3023]
   [cljs.build.api$build invokeStatic "api.clj" 227]
   [cljs.build.api$build invoke "api.clj" 210]
   [cljs.cli$default_compile invokeStatic "cli.clj" 528]
   [cljs.cli$default_compile invoke "cli.clj" 486]
   [cljs.cli$compile_opt invokeStatic "cli.clj" 540]
   [cljs.cli$compile_opt invoke "cli.clj" 538]
   [cljs.cli$main invokeStatic "cli.clj" 701]
   [cljs.cli$main doInvoke "cli.clj" 690]
   [clojure.lang.RestFn applyTo "RestFn.java" 139]
   [clojure.core$apply invokeStatic "core.clj" 667]
   [clojure.core$apply invoke "core.clj" 660]
   [cljs.main$_main invokeStatic "main.clj" 65]
   [cljs.main$_main doInvoke "main.clj" 56]
   [clojure.lang.RestFn applyTo "RestFn.java" 137]
   [clojure.lang.Var applyTo "Var.java" 705]
   [clojure.core$apply invokeStatic "core.clj" 665]
   [clojure.main$main_opt invokeStatic "main.clj" 514]
   [clojure.main$main_opt invoke "main.clj" 510]
   [clojure.main$main invokeStatic "main.clj" 664]
   [clojure.main$main doInvoke "main.clj" 616]
   [clojure.lang.RestFn applyTo "RestFn.java" 137]
   [clojure.lang.Var applyTo "Var.java" 705]
   [clojure.main main "main.java" 40]],
  :cause "/_SLASH_impl_SLASH_class/js.cljs is not a relative path",
  :phase :compilation}}

package.json

{
  "name": "home",
  "scripts": {
    "start": "clj -m cljs.main -co build.edn -ro repl.edn -v -w src -c -r",
    "start:win": "powershell -command \"clj -m cljs.main -co build.edn -ro repl.edn -v -w src -c -r\""
  },
  "dependencies": {
    "parcel": "^2.0.0-alpha.3.2",
    "react": "^16.13.1",
    "react-dom": "^16.13.1"
  }
}

repl.edn

{:launch-browser false}