Function sliceTupleType

test/fixtures/snapshot/typescript.js:61088–61095

(type, index, endSkipCount)

            }
        }
        function sliceTupleType(type, index, endSkipCount) {
            if (endSkipCount === void 0) { endSkipCount = 0; }
            var target = type.target;
            var endIndex = getTypeReferenceArity(type) - endSkipCount;
            return index > target.fixedLength ? getRestArrayTypeOfTupleType(type) || createTupleType(ts.emptyArray) :
                createTupleType(getTypeArguments(type).slice(index, endIndex), target.elementFlags.slice(index, endIndex), 
                /*readonly*/ false, target.labeledElementDeclarations && target.labeledElementDeclarations.slice(index, endIndex));
        }
        function getKnownKeysOfTupleType(type) {
            return getUnionType(ts.append(ts.arrayOf(type.target.fixedLength, function (i) { return getStringLiteralType("" + i); }), getIndexType(type.target.readonly ? globalReadonlyArrayType : globalArrayType)));
        }