Improve wording of comment (#1331)

Avoid a triple negative ("aren't unless non-null")
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Rafer45 2021-05-24 17:19:38 -04:00 committed by GitHub
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@ -20,8 +20,8 @@ class FunctionExpression implements Expression, CallableInvocation {
/// The name of the function being invoked. /// The name of the function being invoked.
/// ///
/// Underscores aren't converted to hyphens in this name *unless* [namespace] /// If [namespace] is non-`null`, underscores are converted to hyphens in this name.
/// is non-`null`, since otherwise it could be a plain CSS function call. /// If [namespace] is `null`, this could be a plain CSS function call, so underscores are kept unchanged.
/// ///
/// If this is interpolated, the function will be interpreted as plain CSS, /// If this is interpolated, the function will be interpreted as plain CSS,
/// even if it has the same name as a Sass function. /// even if it has the same name as a Sass function.