builder.node("Versions rejected by attribute matching");
                        appendSizeLimited(builder, byAttributes);
                    }
                }
            }
            addLocations(builder, locations);
            return builder.toString();
        };
    }

        spec.severity(mapKindToSeverity(diagnostic.getKind()));
        addFormattedMessage(spec, diagnostic);
        addDetails(spec, diagnostic);
        addLocations(spec, diagnostic);
    }

    private void addFormattedMessage(ProblemSpec spec, Diagnostic<? extends JavaFileObject> diagnostic) {
        String formatted = messageFormatter.apply(diagnostic);

    }

    @Override
    public InternalProblemBuilder taskPathLocation(String buildTreePath) {
        this.addLocation(new DefaultTaskPathLocation(buildTreePath));
        return this;
    }

    @Override
    public InternalProblemBuilder fileLocation(String path) {
        this.addLocation(DefaultFileLocation.from(path));
        return this;
    }

    @Override

        super(transformer);
    }

    @Override
    protected String getDefaultResourceName() {
        return "default.xcworkspacedata";
    }

    public void addLocation(String location) {
        Map<String, Object> attributes = new HashMap<String, Object>();
        attributes.put("location", "absolute:" + location);
        getXml().appendNode("FileRef", attributes);
    }

    }

    @Override
    protected void configure(XcodeWorkspaceFile workspaceFile) {
        for (File xcodeProjectDir : xcodeProjectLocations) {
            workspaceFile.addLocation(xcodeProjectDir.getAbsolutePath());
        }
    }

    @Override
    protected XcodeWorkspaceFile create() {
        return new XcodeWorkspaceFile(getXmlTransformer());
    }