Fix for Nashorn deprecation warning (#287)

- Replaced minimatch-nashorn.js with Java-based implementation at https://github.com/angelozerr/minimatch.java

Author: jimkyndemeyer

build.gradle

@@ -9,7 +9,6 @@ buildscript {
 
 plugins {
     id 'org.jetbrains.intellij' version '0.4.15'
-    id "de.undercouch.download" version "3.4.3"
     id "com.github.ManifestClasspath" version "0.1.0-RELEASE"
 }
 
@@ -33,6 +32,7 @@ dependencies {
     compile "commons-io:commons-io:2.6"
     compile "com.atlassian.commonmark:commonmark:0.12.1"
     compile group: 'org.yaml', name: 'snakeyaml', version: '1.21'
+    compile 'fr.opensagres.js:minimatch.java:1.1.0'
 
     testCompile group: 'junit', name: 'junit', version: '4.12'
 }
@@ -123,14 +123,7 @@ task generateGraphQLEndpointDocParser(type: GenerateParser) {
     pathToPsiRoot = 'com/intellij/lang/jsgraphql/endpoint/doc/psi'
 }
 
-task downloadMinimatchNashorn(type: Download) {
-    src 'https://raw.githubusercontent.com/jimkyndemeyer/minimatch-nashorn/1.0.1/dist/minimatch-nashorn.js'
-    dest 'resources/META-INF'
-    overwrite false
-}
-
 compileJava {
-    dependsOn downloadMinimatchNashorn
     dependsOn generateGraphQLEndpointLexer
     dependsOn generateGraphQLEndpointParser
     dependsOn generateGraphQLEndpointDocLexer

resources/META-INF/minimatch-nashorn.js

@@ -8,61 +8,23 @@
 package com.intellij.lang.jsgraphql.ide.project.graphqlconfig;
 
 import com.google.common.collect.Maps;
-import com.intellij.ide.plugins.PluginManager;
-import com.intellij.openapi.application.ApplicationManager;
-import com.intellij.openapi.extensions.PluginDescriptor;
-import com.intellij.openapi.extensions.PluginId;
 import com.intellij.openapi.util.Pair;
-import jdk.nashorn.api.scripting.ScriptObjectMirror;
-import org.apache.commons.io.IOUtils;
+import minimatch.Minimatch;
+import minimatch.Options;
 
-import javax.script.ScriptEngine;
-import javax.script.ScriptEngineManager;
-import javax.script.ScriptException;
-import java.io.IOException;
-import java.nio.charset.Charset;
 import java.util.Map;
 
 /**
  * Matcher which uses nashorn-minimatch to achieve same glob semantics as graphql-config.
- *
- * See /META-INF/minimatch-nashorn.js and https://github.com/prismagraphql/graphql-config/blob/b6785a7f0c1b84010cd6e9b94797796254d527b9/src/utils.ts#L52
  */
 public class GraphQLConfigGlobMatcherImpl implements GraphQLConfigGlobMatcher {
 
-    private static final String NASHORN_SCRIPT_OBJECT = "__nashorn__";
-
-    private final static Map<String, ScriptEngine> scriptEngines = Maps.newConcurrentMap();
     private final static Map<Pair<String, String>, Boolean> matches = Maps.newConcurrentMap();
-
-    private final static PluginDescriptor pluginDescriptor = PluginManager.getPlugin(PluginId.getId("com.intellij.lang.jsgraphql"));
+    private final static Options OPTIONS = new Options().setMatchBase(true);
 
     @Override
     public boolean matches(String filePath, String glob) {
-        if (pluginDescriptor == null) {
-            throw new IllegalStateException("Plugin description is null. Can not load minimatch-nashorn.js");
-        }
-        return matches.computeIfAbsent(Pair.create(filePath, glob), args -> {
-            final ScriptEngine scriptEngine = scriptEngines.computeIfAbsent("default", s -> {
-                final ScriptEngine engine = new ScriptEngineManager().getEngineByName("nashorn");
-                try {
-                    engine.put(NASHORN_SCRIPT_OBJECT, engine.eval("new Object()"));
-                    final String script;
-                    if(ApplicationManager.getApplication().isUnitTestMode()) {
-                        // plugin class loader appears to be unable to locate certain resources during unit-test?!
-                        script = IOUtils.toString(getClass().getResource("/META-INF/minimatch-nashorn.js"), Charset.forName("UTF-8"));
-                    } else {
-                        script = IOUtils.resourceToString("/META-INF/minimatch-nashorn.js", Charset.forName("UTF-8"), pluginDescriptor.getPluginClassLoader());
-                    }
-                    engine.eval(script);
-                } catch (IOException | ScriptException e) {
-                    throw new RuntimeException("Unable to load minimatch-nashorn.js", e);
-                }
-                return engine;
-            });
-            final ScriptObjectMirror nashornScriptObject = (ScriptObjectMirror) scriptEngine.get(NASHORN_SCRIPT_OBJECT);
-            return (Boolean) nashornScriptObject.callMember("minimatch", args.first, args.second);
-        });
+        return matches.computeIfAbsent(Pair.create(filePath, glob), args -> Minimatch.minimatch(args.first, args.second, OPTIONS));
     }
 
 }