messages.add(message);
    }

    public String toString() {
        return render("");
    }

    public String render(String indentation) {
        if (messages.size() == 0) {
            return indentation + "There were no validation errors.";
        }

        StringBuilder message = new StringBuilder();

        //        if ( messages.size() == 1 )
        //        {

class ArtifactResolutionExceptionTest {
    private static final String LS = System.lineSeparator();

    @Test
    void testMissingArtifactMessageFormat() {
        String message = "Missing artifact";
        String indentation = "  ";
        String groupId = "aGroupId";
        String artifactId = "anArtifactId";
        String version = "aVersion";
        String type = "jar";
        String classifier = "aClassifier";

You can write <a href="https://en.wikipedia.org/wiki/Markdown" class="external-link" target="_blank">Markdown</a> in the docstring, it will be interpreted and displayed correctly (taking into account docstring indentation).

=== "Python 3.10+"

    ```Python hl_lines="17-25"
    {!> ../../../docs_src/path_operation_configuration/tutorial004_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="19-27"

    "UP",  # pyupgrade
]
ignore = [
    "E501",  # line too long, handled by black
    "B008",  # do not perform function calls in argument defaults
    "C901",  # too complex
    "W191",  # indentation contains tabs
]

[tool.ruff.lint.per-file-ignores]
"__init__.py" = ["F401"]
"docs_src/dependencies/tutorial007.py" = ["F821"]
"docs_src/dependencies/tutorial008.py" = ["F821"]