def mutable = new DefaultMutableVersionConstraint("")
            spec.delegate = mutable
            spec.resolveStrategy = Closure.DELEGATE_FIRST
            spec.call()
            def version = DefaultImmutableVersionConstraint.of(mutable)
            assert model.version == version
        }
    }

    @CompileStatic
    private static class PluginSpec {

     */
    @CheckReturnValue
    public abstract FileHierarchySet plus(File path);

    /**
     * Returns a set that contains the union of this set and the given absolute path. The set contains the path itself, plus all its descendants.
     */
    @CheckReturnValue

It cannot be used in script plugins or init scripts.

[[sec:subprojects_plugins_dsl]]
==== Applying plugins to all subprojects

Suppose you have a <<multi_project_builds.adoc#multi_project_builds,multi-project build>>, you probably want to apply plugins to some or all of the subprojects in your build but not to the `root` project.

.docs-navigation a:hover {
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    text-decoration: none;
}

.docs-navigation a code {
    color: #02303A;
    overflow-wrap: break-word;
    padding: 0;
    word-break: break-all;
}

.docs-navigation a.active {
    text-decoration: underline;
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.docs-navigation a.active:hover {

 *   implementation group: 'com.google.code.guice', name: 'guice', version: '1.0'
 *
 *   //declaring arbitrary files as dependencies
 *   implementation files('hibernate.jar', 'libs/spring.jar')
 *
 *   //putting all jars from 'libs' onto compile classpath
 *   implementation fileTree('libs')
 * }
 * </pre>
 *
 * <h2>Advanced dependency configuration</h2>

        m.pom.expectGetBroken()

        when:
        maybeExpectDeprecation(expression)
        fails 'show'

        then:
        failure.assertHasCause("Could not resolve all files for configuration ':compile'.")
        failure.assertHasCause("Could not find any matches for org:test:1.0+ as no versions of org:test are available.")
        failure.assertHasCause("Could not resolve org:test2:2.0.")

            assert decoder.readString() == value.toString()
        }

        where:
        value                            | _
        ""                               | _
        "all ascii"                      | _
        "\u0000\u0101\u3100"             | _
        "${1 + 2}"                       | _
        new StringBuilder("some string") | _
        CharBuffer.wrap("a string")      | _

// Copyright 2006, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above

        assertMutable("migratingUnlocked(String, ConfigurationRole, Action)");

        if (ConfigurationRolesForMigration.ALL.contains(role)) {
            return createUnlockedConfiguration(name, role, action);
        } else {
            throw new InvalidUserDataException("Unknown migration role: " + role);
        }
    }

                )
            )""".trimIndent()
        parse(code).assert(expected)
    }

    @Test
    fun `unexpected statement separator inside function call`() {
        val code = "id(\"plugin-id-1\";)"

        val expected = """
            ErroneousStatement (
                ParsingError(