我试图了解Clojure规范.在设置clojure项目时,我遇到了以下错误,同时需要clojure.spec.alpha:
Exception in thread "main" java.io.FileNotFoundException: Could not locate clojure/spec/alpha__init.class or clojure/spec/alpha.clj on classpath., compiling:
at clojure.lang.Compiler.load(Compiler.java:7391)
at clojure.lang.Compiler.loadFile(Compiler.java:7317)
at clojure.main$load_script.invokeStatic(main.clj:275)
at clojure.main$script_opt.invokeStatic(main.clj:335)
at clojure.main$script_opt.invoke(main.clj:330)
at clojure.main$main.invokeStatic(main.clj:421)
at clojure.main$main.doInvoke(main.clj:384)
at clojure.lang.RestFn.invoke(RestFn.java:408)
at clojure.lang.Var.invoke(Var.java:379)
at clojure.lang.AFn.applyToHelper(AFn.java:154)
at clojure.lang.Var.applyTo(Var.java:700)
at clojure.main.main(main.java:37)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.intellij.rt.execution.application.AppMainV2.main(AppMainV2.java:131)
我的project.clj:
(defproject testing "0.1.0-SNAPSHOT"
:description "FIXME: write description"
:url "http://example.com/FIXME"
:license {:name "Eclipse Public License"
:url "http://www.eclipse.org/legal/epl-v10.html"}
:dependencies [[org.clojure/clojure "1.9.0"]
[org.clojure/spec.alpha "0.1.143"]
[org.clojure/core.specs.alpha "0.1.10"]])
和core.clj:
(ns testing.core
(:require [clojure.spec.alpha :as s]))
(defn foo
"I don't do a whole lot."
[x]
(println x "Hello, World!"))
如果有人可以帮助我,我将感激不尽.