i2_code_generate/build.gradle.kts

import org.gradle.api.JavaVersion.VERSION_1_8
import org.jetbrains.kotlin.gradle.tasks.KotlinCompile

plugins {
    id("org.jetbrains.intellij") version "0.7.2"
    java
    kotlin("jvm") version "1.3.72"
}

group = "com.i2edu"
version = "1.0"

repositories {
    mavenCentral()
}

configure<JavaPluginConvention> {
    sourceCompatibility = VERSION_1_8
    targetCompatibility = VERSION_1_8
}

dependencies {
    implementation(kotlin("stdlib"))
    testCompile("junit", "junit", "4.12")
}

// See https://github.com/JetBrains/gradle-intellij-plugin/
intellij {
    version = "2020.3.1"
    setPlugins("Dart:203.6912", "io.flutter:52.1.5")
}

tasks {
    withType<KotlinCompile> {
        kotlinOptions {
            jvmTarget = "1.8"
            languageVersion = "1.4"
            apiVersion = "1.3"
            freeCompilerArgs = listOf("-Xjvm-default=enable")
        }
    }

    getByName<org.jetbrains.intellij.tasks.PatchPluginXmlTask>("patchPluginXml") {
        changeNotes("""""")
    }
}