Installing dependencies.

node_modules/npm/lib/utils/pulse-till-done.js

@@ -0,0 +1,26 @@
+const log = require('./log-shim.js')
+
+let pulseTimer = null
+const withPromise = async (promise) => {
+  pulseStart()
+  try {
+    return await promise
+  } finally {
+    pulseStop()
+  }
+}
+
+const pulseStart = () => {
+  pulseTimer = pulseTimer || setInterval(() => {
+    log.gauge.pulse('')
+  }, 150)
+}
+
+const pulseStop = () => {
+  clearInterval(pulseTimer)
+  pulseTimer = null
+}
+
+module.exports = {
+  withPromise,
+}