timers: rename validateTimerDuration to getTimerDuration

The function did not only validate the timer but it caused side
effects like a warning and potentially returned a different value
than the input value. Thus the name `validate` did not seem to be
appropriate.

PR-URL: #26809
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: BridgeAR

lib/_http_client.js

@@ -45,7 +45,7 @@ const {
   ERR_INVALID_PROTOCOL,
   ERR_UNESCAPED_CHARACTERS
 } = require('internal/errors').codes;
-const { validateTimerDuration } = require('internal/timers');
+const { getTimerDuration } = require('internal/timers');
 const is_reused_symbol = require('internal/freelist').symbols.is_reused_symbol;
 const {
   DTRACE_HTTP_CLIENT_REQUEST,
@@ -146,7 +146,7 @@ function ClientRequest(input, options, cb) {
   this.socketPath = options.socketPath;
 
   if (options.timeout !== undefined)
-    this.timeout = validateTimerDuration(options.timeout, 'timeout');
+    this.timeout = getTimerDuration(options.timeout, 'timeout');
 
   var method = options.method;
   var methodIsString = (typeof method === 'string');
@@ -743,7 +743,7 @@ ClientRequest.prototype.setTimeout = function setTimeout(msecs, callback) {
   }
 
   listenSocketTimeout(this);
-  msecs = validateTimerDuration(msecs, 'msecs');
+  msecs = getTimerDuration(msecs, 'msecs');
   if (callback) this.once('timeout', callback);
 
   if (this.socket) {

lib/internal/stream_base_commons.js

@@ -21,7 +21,7 @@ const { owner_symbol } = require('internal/async_hooks').symbols;
 const {
   kTimeout,
   setUnrefTimeout,
-  validateTimerDuration
+  getTimerDuration
 } = require('internal/timers');
 
 const kMaybeDestroy = Symbol('kMaybeDestroy');
@@ -205,7 +205,7 @@ function setStreamTimeout(msecs, callback) {
   this.timeout = msecs;
 
   // Type checking identical to timers.enroll()
-  msecs = validateTimerDuration(msecs, 'msecs');
+  msecs = getTimerDuration(msecs, 'msecs');
 
   // Attempt to clear an existing timer in both cases -
   //  even if it will be rescheduled we don't want to leak an existing timer.

lib/internal/timers.js

@@ -359,7 +359,7 @@ function setUnrefTimeout(callback, after) {
 }
 
 // Type checking used by timers.enroll() and Socket#setTimeout()
-function validateTimerDuration(msecs, name) {
+function getTimerDuration(msecs, name) {
   validateNumber(msecs, name);
   if (msecs < 0 || !isFinite(msecs)) {
     throw new ERR_OUT_OF_RANGE(name, 'a non-negative finite number', msecs);
@@ -586,7 +586,7 @@ module.exports = {
   kRefed,
   initAsyncResource,
   setUnrefTimeout,
-  validateTimerDuration,
+  getTimerDuration,
   immediateQueue,
   getTimerCallbacks,
   immediateInfoFields: {

lib/timers.js

@@ -36,7 +36,7 @@ const {
   },
   kRefed,
   initAsyncResource,
-  validateTimerDuration,
+  getTimerDuration,
   timerListMap,
   timerListQueue,
   immediateQueue,
@@ -102,7 +102,7 @@ function unenroll(item) {
 // This function does not start the timer, see `active()`.
 // Using existing objects as timers slightly reduces object overhead.
 function enroll(item, msecs) {
-  msecs = validateTimerDuration(msecs, 'msecs');
+  msecs = getTimerDuration(msecs, 'msecs');
 
   // If this item was already in a list somewhere
   // then we should unenroll it from that