Add requested_team tag

Author: int128

README.md

@@ -215,8 +215,9 @@ It has the following tags:
 - `draft` = `true` or `false`
 - `base_ref`
 - `head_ref`
-- `label` = label(s) of a pull request
 - `merged` = `true` or `false`
+- `requested_team` = team(s) of requested reviewer(s)
+- `label` = label(s) of a pull request
 
 You can set `send-pull-request-labels` to use `label` tag in Datadog.
 If a pull request has multiple labels, this action sends the metrics for each label.

src/pullRequest/metrics.ts

@@ -136,12 +136,26 @@ export const computePullRequestClosedMetrics = (
     )
   }
 
+  // Datadog treats a tag as combination of values.
+  // For example, if we send a metric with tags `label:foo` and `label:bar`, Datadog will show `label:foo,bar`.
+  // Here send a metric for each tag
+  let expanded: Series[] = series
+
+  expanded = expandSeriesByValues(
+    expanded,
+    'requested_team',
+    e.pull_request.requested_teams.map((team) => team.name)
+  )
+
   if (options.sendPullRequestLabels) {
-    // Datadog treats a tag as combination of values.
-    // For example, if we send a metric with tags `label:foo` and `label:bar`, Datadog will show `label:foo,bar`.
-    return expandSeriesByValues(series, 'label', e.pull_request.labels.map((l) => l.name))
+    expanded = expandSeriesByValues(
+      expanded,
+      'label',
+      e.pull_request.labels.map((l) => l.name)
+    )
   }
-  return series
+
+  return expanded
 }
 
 const unixTime = (s: string): number => Date.parse(s) / 1000