Populate score card with custom details and add link to line

app/assets/javascripts/editor/editor.js.erb

@@ -106,9 +106,12 @@ var CodeOceanEditor = {
     },
 
     showOutput: function (event) {
+        const target = $(event.target).attr('href');
+        if (target !== "#") {
             event.preventDefault();
             this.showOutputBar();
             $('body').scrollTo($(event.target).attr('href'));
+        }
     },
 
     renderProgressBar: function (score, maximum_score) {
@@ -472,15 +475,58 @@ var CodeOceanEditor = {
             if (errorMessagesToShow.length > 1) {
                 // delete all current elements
                 targetNode.text('');
-                // create a new list and appand each element
+                // create a new list and append each element
                 const ul = document.createElement("ul");
                 ul.setAttribute('class', 'error_messages_list');
+
+                // Extract detailed linter results
+                if (result.file_role === 'teacher_defined_linter') {
+                    const detailed_linter_results = result.detailed_linter_results;
+                    const severity_groups = detailed_linter_results.reduce(function(map, obj) {
+                        map[obj.severity] = map[obj.severity] || []
+                        map[obj.severity].push(obj);
+                        return map;
+                    }, {});
+
+                    for (let severity in severity_groups) {
+                        if (!severity_groups.hasOwnProperty(severity)) {
+                            continue;
+                        }
+                        const linter_results = severity_groups[severity]
+
+                        const li = document.createElement("li");
+                        const text = $.parseHTML(`<u>${severity}:</u>`);
+                        $(li).append(text);
+                        ul.append(li);
+
+                        const sub_ul = document.createElement("ul");
+                        sub_ul.setAttribute('class', 'error_messages_list');
+                        for (let check_run of linter_results) {
+                            const sub_li = document.createElement("li");
+
+                            let scope = '';
+                            if (check_run.scope) {
+                                 scope = `, ${check_run.scope}()`;
+                            }
+                            const context = `${check_run.file_name}: ${check_run.line}${scope}`;
+                            const line_link = `<a href='#' data-file='${check_run.file_name}' data-line='${check_run.line}'>${context}</a>`;
+                            const message = `${check_run.name}: ${check_run.result} (${line_link})`;
+                            const sub_text = $.parseHTML(message);
+                            $(sub_li).append(sub_text).on("click", "a", this.jumpToSourceLine.bind(this));
+                            sub_ul.append(sub_li);
+                        }
+                        li.append(sub_ul);
+                    }
+
+                // Just show standard results for normal test results
+                } else {
                   errorMessagesToShow.forEach(function (item) {
                       var li = document.createElement("li");
                       var text = $.parseHTML(item);
                       $(li).append(text);
                       ul.append(li);
                   })
+                }
                 targetNode.append(ul);
             } else {
                 targetNode.html(errorMessagesToShow.join(''));