fix(html-parser)!: keep whitespaces in interpolated strings

might be breaking as someone could be relying on this despite being a bug. to fix existing code wrap the string in `html(...)`

packages/html-parser/src/html-parser.test.ts

@@ -361,6 +361,14 @@ describe('HtmlMessageEntityParser', () => {
             test(htm`hewwo ${htm`<br>`} world`, [], 'hewwo \nworld')
         })
 
+        it('should keep whitespaces in raw strings', () => {
+            const dot = '  ∙  '
+            const lf = '\n'
+            test(htm`this  is${dot}some  text${lf}xd`, [], 'this is  ∙  some text\nxd')
+
+            test(htm`hewwo ${htm`<br>`} world`, [], 'hewwo \nworld')
+        })
+
         it('should not ignore newlines and indentation in pre', () => {
             test(
                 htm`<pre>this is some text\n\nwith newlines</pre>`,

packages/html-parser/src/index.ts

@@ -262,9 +262,11 @@ function parse(
             return
         }
 
-        if (typeof it === 'string' || typeof it === 'number') {
+        if (typeof it === 'string') {
+            processPendingText()
             pendingText += it
-        } else if (Long.isLong(it)) {
+            processPendingText(false, true)
+        } else if (Long.isLong(it) || typeof it === 'number') {
             pendingText += it.toString(10)
         } else {
             // TextWithEntities or MessageEntity