Method Backspace

internal/fourslash/fourslash.go:3706–3719

Removes the text at the current caret position as if the user pressed backspace `count` times.

(t *testing.T, count int)

// Removes the text at the current caret position as if the user pressed backspace `count` times.
func (f *FourslashTest) Backspace(t *testing.T, count int) {
	script := f.getScriptInfo(f.activeFilename)
	offset := int(f.converters.LineAndCharacterToPosition(script, f.currentCaretPosition))
	f.baselineState(t)

	for range count {
		offset--
		f.editScriptAndUpdateMarkers(t, f.activeFilename, offset, offset+1, "")
		f.currentCaretPosition = f.converters.PositionToLineAndCharacter(script, core.TextPos(offset))
		// Don't need to examine formatting because there are no formatting changes on backspace.
	}

	// f.checkPostEditInvariants() // !!! do we need this?
}

// DeleteAtCaret removes the text at the current caret position as if the user pressed delete `count` times.
func (f *FourslashTest) DeleteAtCaret(t *testing.T, count int) {