Change addNewline to be an option

Author: steffen

src/paste-markdown-link.ts

@@ -25,7 +25,7 @@ function onPaste(event: ClipboardEvent) {
 
   const selectedText = field.value.substring(field.selectionStart, field.selectionEnd)
 
-  insertText(field, linkify(selectedText, text), false)
+  insertText(field, linkify(selectedText, text), {addNewline: false})
 }
 
 function hasPlainText(transfer: DataTransfer): boolean {

src/text.ts

@@ -1,8 +1,12 @@
-export function insertText(textarea: HTMLInputElement | HTMLTextAreaElement, text: string, addNewline = true): void {
+export function insertText(
+  textarea: HTMLInputElement | HTMLTextAreaElement,
+  text: string,
+  options = {addNewline: true}
+): void {
   const beginning = textarea.value.substring(0, textarea.selectionStart || 0)
   const remaining = textarea.value.substring(textarea.selectionEnd || 0)
 
-  const newline = !addNewline || beginning.length === 0 || beginning.match(/\n$/) ? '' : '\n'
+  const newline = !options.addNewline || beginning.length === 0 || beginning.match(/\n$/) ? '' : '\n'
   const textBeforeCursor = beginning + newline + text
 
   textarea.value = textBeforeCursor + remaining