[bug] load trigger stops hx-disabled-elt getting re-enabled (#2925)

* allow disable-elt on load to function

* Update requestCount fallback

Author: MichaelWest22

src/htmx.js

@@ -3271,14 +3271,14 @@ var htmx = (function() {
   function removeRequestIndicators(indicators, disabled) {
     forEach(indicators, function(ic) {
       const internalData = getInternalData(ic)
-      internalData.requestCount = (internalData.requestCount || 0) - 1
+      internalData.requestCount = (internalData.requestCount || 1) - 1
       if (internalData.requestCount === 0) {
         ic.classList.remove.call(ic.classList, htmx.config.requestClass)
       }
     })
     forEach(disabled, function(disabledElement) {
       const internalData = getInternalData(disabledElement)
-      internalData.requestCount = (internalData.requestCount || 0) - 1
+      internalData.requestCount = (internalData.requestCount || 1) - 1
       if (internalData.requestCount === 0) {
         disabledElement.removeAttribute('disabled')
         disabledElement.removeAttribute('data-disabled-by-htmx')

test/attributes/hx-disabled-elt.js

@@ -80,4 +80,16 @@ describe('hx-disabled-elt attribute', function() {
     b2.hasAttribute('disabled').should.equal(false)
     b3.hasAttribute('disabled').should.equal(false)
   })
+
+  it('load trigger does not prevent disabled element working', function() {
+    this.server.respondWith('GET', '/test', 'Loaded!')
+    var div1 = make('<div id="d1" hx-get="/test" hx-disabled-elt="#b1" hx-trigger="load">Load Me!</div><button id="b1">Demo</button>')
+    var div = byId('d1')
+    var btn = byId('b1')
+    div.innerHTML.should.equal('Load Me!')
+    btn.hasAttribute('disabled').should.equal(true)
+    this.server.respond()
+    div.innerHTML.should.equal('Loaded!')
+    btn.hasAttribute('disabled').should.equal(false)
+  })
 })