SameLine: Add a separate policies for non-block body of "if" with an "else"

[EliteMasterEric]

Currently, you can configure the ifBody to be on the same line, but you can't make the value depend on whether there is a corresponding else for that if statement. I want to have the if body on the same line if there is no else block and on a different line if there is an else block (so I can then mandate that curly braces be

Examples

// This is fine.
if (foo) bar();

// I don't like this.
if (foo) bar();
else baz();

// hxformat + checkstyle currently does this (disgusting!)
if (foo) bar();
else
{
    baz();
}

// I want this while still allowing case 1.
if (foo)
{
    bar();
}
else
{
    baz();
}