VSCode + Antlr generated sources

VSCode can't find the class from antlr generated sources. We need to run "mvn eclipse:eclipse" to generate .classpath and .project to resolve this problem, otherwise vscode will keep saying your antlr generate classes not found

.classpath

<?xml version="1.0" encoding="UTF-8"?>
<classpath>
  <classpathentry kind="src" path="src/main/java" including="**/*.java"/>
  <classpathentry kind="src" path="target/generated-sources" including="**/*.java"/>
  <classpathentry kind="output" path="target/classes"/>
  <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
  <classpathentry kind="var" path="M2_REPO/org/antlr/antlr4-runtime/4.13.1/antlr4-runtime-4.13.1.jar" sourcepath="M2_REPO/org/antlr/antlr4-runtime/4.13.1/antlr4-runtime-4.13.1-sources.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/ow2/asm/asm/9.6/asm-9.6.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/junit/jupiter/junit-jupiter/5.10.2/junit-jupiter-5.10.2.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/junit/jupiter/junit-jupiter-api/5.10.2/junit-jupiter-api-5.10.2.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/opentest4j/opentest4j/1.3.0/opentest4j-1.3.0.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/junit/platform/junit-platform-commons/1.10.2/junit-platform-commons-1.10.2.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/apiguardian/apiguardian-api/1.1.2/apiguardian-api-1.1.2.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/junit/jupiter/junit-jupiter-params/5.10.2/junit-jupiter-params-5.10.2.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/junit/jupiter/junit-jupiter-engine/5.10.2/junit-jupiter-engine-5.10.2.jar"/>
  <classpathentry kind="var" path="M2_REPO/org/junit/platform/junit-platform-engine/1.10.2/junit-platform-engine-1.10.2.jar"/>
</classpath>

.project

<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
	<name>egg-tart</name>
	<comment>A tiny DSL for stock trading. NO_M2ECLIPSE_SUPPORT: Project files created with the maven-eclipse-plugin are not supported in M2Eclipse.</comment>
	<projects>
	</projects>
	<buildSpec>
		<buildCommand>
			<name>org.eclipse.jdt.core.javabuilder</name>
			<arguments>
			</arguments>
		</buildCommand>
	</buildSpec>
	<natures>
		<nature>org.eclipse.jdt.core.javanature</nature>
	</natures>
	<filteredResources>
		<filter>
			<id>1760958095837</id>
			<name></name>
			<type>30</type>
			<matcher>
				<id>org.eclipse.core.resources.regexFilterMatcher</id>
				<arguments>node_modules|\.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
			</matcher>
		</filter>
	</filteredResources>
</projectDescription>