HTML reporter: show debug logs with white-space: pre

lib/jasmine-core/jasmine-html.js

@@ -463,7 +463,11 @@ jasmineRequire.HtmlReporter = function(j$) {
             'tr',
             {},
             createDom('td', {}, entry.timestamp.toString()),
-            createDom('td', {}, entry.message)
+            createDom(
+              'td',
+              { className: 'jasmine-debug-log-msg' },
+              entry.message
+            )
           )
         );
       });

lib/jasmine-core/jasmine.css

@@ -295,4 +295,7 @@ body {
 }
 .jasmine_html-reporter .jasmine-debug-log table, .jasmine_html-reporter .jasmine-debug-log th, .jasmine_html-reporter .jasmine-debug-log td {
   border: 1px solid #ddd;
+}
+.jasmine_html-reporter .jasmine-debug-log .jasmine-debug-log-msg {
+  white-space: pre;
 }

spec/core/ExceptionFormatterSpec.js

@@ -159,6 +159,8 @@ describe('ExceptionFormatter', function() {
         jasmineFile: jasmine.util.jasmineFile()
       });
       const result = subject.stack(error);
+      jasmine.debugLog('Original stack trace: ' + error.stack);
+      jasmine.debugLog('Filtered stack trace: ' + result);
       const lines = result.split('\n');
 
       if (lines[0].match(/an error/)) {

src/html/HtmlReporter.js

@@ -430,7 +430,11 @@ jasmineRequire.HtmlReporter = function(j$) {
             'tr',
             {},
             createDom('td', {}, entry.timestamp.toString()),
-            createDom('td', {}, entry.message)
+            createDom(
+              'td',
+              { className: 'jasmine-debug-log-msg' },
+              entry.message
+            )
           )
         );
       });

src/html/_HTMLReporter.scss

@@ -424,5 +424,9 @@ body {
     table, th, td {
       border: 1px solid #ddd;
     }
+
+    .jasmine-debug-log-msg {
+      white-space: pre;
+    }
   }
 }