feat: Allow generating page titles from file names without directory

Author: prantlf

README.md

@@ -24,10 +24,20 @@ You can use the reporter programmatically to process accessibility results as an
 const report = require('grunt-html-html-reporter')
 const input = fs.readFileSync('report.json', 'utf-8')
 const results = JSON.parse(input)
-const output = report(results)
+const output = report(results, {
+  showFileNameOnly: false
+})
 fs.writeFileSync('report.html', output, 'utf-8')
 ```
 
+### Options
+
+#### showFileNameOnly
+Type: `Boolean`
+Default value: `false`
+
+Cuts the directory from tested HTML files, when creating page titles from in the report. If you use unique names for files alone, you will not get too long page titles, if you flip this flag tp `true`.
+
 ## Usage with grunt-html
 
 The value of the [`reporter`] property of the [`htmllint`] task has to be a path to this module, relative to the `Gruntfile.js`, in which the task is used:
@@ -51,6 +61,7 @@ In lieu of a formal styleguide, take care to maintain the existing coding style.
 
 ## Release History
 
+ * 2018-03-05   v2.2.0   Allow generating page titles from file names without directory
  * 2018-03-04   v2.1.0   Add filtering and accessibility to the reports
  * 2018-03-01   v2.0.0   Change the HTML format to look like Koa11y reports
  * 2018-03-01   v1.0.0   Release a stable version using a simple HTML format

index.js

@@ -54,7 +54,8 @@ function formatFile (file) {
   return content
 }
 
-module.exports = function (results) {
+module.exports = function (results, options) {
+  const showFileNameOnly = options && options.showFileNameOnly
   const files = {}
   var errorCount = 0
   var warningCount = 0
@@ -64,10 +65,16 @@ module.exports = function (results) {
     const name = path.normalize(result.file)
     const severity = result.type
     var file = files[name]
-    var issues
+    var fileName, issues
     if (!file) {
+      if (showFileNameOnly) {
+        fileName = path.parse(name)
+        fileName = fileName.name + fileName.ext
+      } else {
+        fileName = name
+      }
       file = files[name] = {
-        name: name,
+        name: fileName,
         errors: [],
         warnings: [],
         notices: []