<!--
  ~ Copyright 2023 the original author or authors.
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,

<!--
  ~ Copyright 2023 the original author or authors.
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,

  <profiles>
    <profile>
      <id>exists-basedir</id>
      <activation>
        <file>
          <exists>${basedir}/test.txt</exists>
        </file>
      </activation>
    </profile>
    <profile>
      <id>missing-basedir</id>
      <activation>
        <file>
          <missing>${basedir}/test.txt</missing>
        </file>
      </activation>
    </profile>

    <profile>

    <profile>
      <id>exists-project-version</id>
      <activation>
        <file>
          <exists>${project.version}/test.txt</exists>
        </file>
      </activation>
    </profile>
    <profile>
      <id>missing-project-version</id>
      <activation>
        <file>
          <missing>${project.version}/test.txt</missing>
        </file>
      </activation>
    </profile>

  </profiles>

    <file url="file://$PROJECT_DIR$/libraries/examples/kotlin-js-library-example/src/main/resources" charset="UTF-8" />
    <file url="file://$PROJECT_DIR$/libraries/src/main/java" charset="UTF-8" />
    <file url="file://$PROJECT_DIR$/libraries/src/main/resources" charset="UTF-8" />
    <file url="file://$PROJECT_DIR$/libraries/tools/idl2k" charset="UTF-8" />

    File file = new File(rootDir, "file-that-doesnt-exist");

    assertThat(Files.fileTraverser().breadthFirst(file)).containsExactly(file);
  }

  public void testFileTraverser_file() throws Exception {
    File file = newFile("some-file");

    assertThat(Files.fileTraverser().breadthFirst(file)).containsExactly(file);
  }

                    }
                    regularFile.text = "regular file"
                    new File(singleFileInDir, "file.txt").text = "single file in dir"
                    new File(manyFilesInDir, "file-1.txt").text = "file #1 in dir"
                    new File(manyFilesInDir, "file-2.txt").text = "file #2 in dir"
                }
            }

            task producer(type: ProducerTask) {

        dir != layout.projectDirectory.file("child")
    }

    def "regular files are equal when their paths are equal"() {
        expect:
        def file = layout.projectDirectory.file("child")
        strictlyEquals(file, layout.projectDirectory.file("child"))

        file != layout.projectDirectory.file("other")
        file != layout.projectDirectory.file("child/child2")

    }

    private File getInProgressMarkerFile(File file) {
        return new File(file.getParent(), file.getName() + IN_PROGRESS_MARKER_FILE_SUFFIX);
    }

    private boolean isInProgressMarkerFile(File file) {
        return hasExtension(file, IN_PROGRESS_MARKER_FILE_SUFFIX);
    }

    private boolean isInProgressFile(File file) {
        return getInProgressMarkerFile(file).exists();
    }

		return ErrClosed
	}
	return nil
}

// readUnlock removes a reference from the file and unlocks it for reading.
// It also closes the file if it marked as closed and there is no remaining
// reference.
func (file *file) readUnlock() {
	if file.fdmu.ReadUnlock() {
		file.destroy()
	}
}

// writeLock adds a reference to the file and locks it for writing.
// It returns an error if the file is already closed.