Method failure

src/main/java/org/assertj/core/internal/Failures.java:73–77

Creates a AssertionError following this pattern: creates a AssertionError using AssertionInfo#overridingErrorMessage() as the error message if such value is not null, or uses the given {@link AssertionErro

(AssertionInfo info, AssertionErrorFactory factory)

   * @return the created <code>{@link AssertionError}</code>.
   */
  public AssertionError failure(AssertionInfo info, AssertionErrorFactory factory) {
    AssertionError error = failureIfErrorMessageIsOverriden(info);
    if (error != null) return error;
    return factory.newAssertionError(info.description(), info.representation());
  }

  /**
   * Creates a <code>{@link AssertionError}</code> following this pattern: