Intellisense commiting on characters including `'`, `;`, `"`

[charlesroddie]

Please provide a succinct description of the issue.

Repro steps

1. Wait for intellisense to show a dropdown list
2. Press ', ;, or "

Expected behavior

No completion occurs.

Actual behavior

Completion occurs

Related information

Provide any related information (optional):

• Editing Tools: Visual Studio 17.11.0 Preview 1.1