Add ${FILTER_NAME}_count output

README.md

@@ -147,6 +147,7 @@ For more information see [CHANGELOG](https://github.com/dorny/paths-filter/blob/
 - For each filter it sets output variable named by the filter to the text:
    - `'true'` - if **any** of changed files matches any of filter rules
    - `'false'` - if **none** of changed files matches any of filter rules
+- For each filter it sets output variable with name `${FILTER_NAME}_count` to the count of matching files.
 - If enabled, for each filter it sets output variable with name `${FILTER_NAME}_files`. It will contain list of all files matching the filter.
 - `changes` - JSON array with names of all filters matching any of changed files.
 

dist/index.js

@@ -4806,6 +4806,7 @@ function exportResults(results, format) {
             core.info('Matching files: none');
         }
         core.setOutput(key, value);
+        core.setOutput(`${key}_count`, files.length);
         if (format !== 'none') {
             const filesValue = serializeExport(files, format);
             core.setOutput(`${key}_files`, filesValue);

src/main.ts

@@ -190,6 +190,7 @@ function exportResults(results: FilterResults, format: ExportFormat): void {
     }
 
     core.setOutput(key, value)
+    core.setOutput(`${key}_count`, files.length)
     if (format !== 'none') {
       const filesValue = serializeExport(files, format)
       core.setOutput(`${key}_files`, filesValue)