private WhenTranslator(
@NotNull KtWhenExpression expression, @NotNull TranslationContext context) {
super(context);
whenExpression = expression;
KtExpression subject = expression.getSubjectExpression();
if (subject != null) {
JsExpression subjectExpression = Translation.translateAsExpression(subject, context);
if (TranslationUtils.isCacheNeeded(subjectExpression)) {
TemporaryVariable subjectVar = context.declareTemporary(null);
context.addStatementToCurrentBlock(
JsAstUtils.assignment(subjectVar.reference(), subjectExpression).makeStmt());
subjectExpression = subjectVar.reference();
}
expressionToMatch = subjectExpression;
} else {
expressionToMatch = null;
}
}
