In partial inline mode, if the formula is too large(height is much higher than the line-height in your editor), you can hover the formula and you can find it's rendered in the message box, just like the second formula in the above example.
Configuration
comment-formula.inlineColor: The color of the rendered formula inline the editor. Default is auto.
comment-formula.messageColor: The color of the rendered formula in message. Default is auto.
comment-formula.inline: The inline mode of the rendered formula. Default is partial.
all: Render all formula in inline mode.
none: You can just hover on the formula to preview it.
partial: Render formula in inline mode if the formula isn't too large.