Bug: Accessibility > Ensure buttons have discernible text

Ensure that each button element and elements with role="button" have one of the following characteristics (more info):

• Inner text that is discernible to screen reader users.
• Non-empty aria-label attribute.
• aria-labelledby pointing to element with text which is discernible to screen reader users.
• role="presentation" or role="none" (ARIA 1.1) and is not in tab order (tabindex="-1")

List of buttons:

1. Sidebar 1

   • Element location: .\' > .IconButton.Button[type="button"]
   • Element source: <button type="button" class="Button IconButton"><svg xmlns="http://www.w3.org/2000/svg" class="DisclosureTriangleIcon Icon" viewBox="0 0 100 100"><polygon points="37,35 37,65 63,50"></polygon></svg></button>

2. Sidebar 2

   • Element location: .\' > .MenuWrapper[role="button"][aria-label="menuwrapper"] > .IconButton.Button[type="button"]
   • Element source: <button type="button" class="Button IconButton"><i class="CompassIcon icon-dots-horizontal OptionsIcon"></i></button>

3. Header 1

   • Element location: .MenuWrapper[role="button"][aria-label="menuwrapper"]:nth-child(2) > .IconButton.Button[type="button"]
   • Element source: <button type="button" class="Button IconButton"><i class="CompassIcon icon-chevron-down DropdownIcon"></i></button>

4. Header 2

   • Element location: .ModalWrapper:nth-child(9) > .MenuWrapper[role="button"][aria-label="menuwrapper"] > .IconButton.Button[type="button"]
   • Element source: <button type="button" class="Button IconButton"><i class="CompassIcon icon-dots-horizontal OptionsIcon"></i></button>

5. Board view 1

   • Element location: .KanbanColumnHeader.octo-board-header-cell[draggable="true"]:nth-child(1) > .MenuWrapper[role="button"][aria-label="menuwrapper"] > .IconButton.Button[type="button"]
   • Element source: <button type="button" class="Button IconButton"><i class="CompassIcon icon-dots-horizontal OptionsIcon"></i></button>

6. Board view 2

   • Element location: .KanbanColumnHeader.octo-board-header-cell[draggable="true"]:nth-child(1) > .IconButton.Button[type="button"]
   • Element source: <button type="button" class="Button IconButton"><i class="CompassIcon icon-plus AddIcon"></i></button>

7. Card view

   • Element location: .MenuWrapper[aria-label="menuwrapper"][role="button"] > .IconButton--large.IconButton.Button
   • Element source: <button type="button" class="Button IconButton IconButton--large"><i class="CompassIcon icon-dots-horizontal OptionsIcon"></i></button>