Error
44//
55
66export class Element {
7 constructor() {
8 throw new Error('Remove this line and implement the function');
7 constructor(value) {
8 this._value = value;
9 this._next = null;
910 }
1011
1112 get value() {
12 throw new Error('Remove this line and implement the function');
13 return this._value;
1314 }
1415
1516 get next() {
16 throw new Error('Remove this line and implement the function');
17 return this._next;
1718 }
19
20 set next(next) {
21 this._next = next;
22 }
23
24 // Handled Edge Cases: none for this class
1825}
1926
2027export class List {
21 constructor() {
22 throw new Error('Remove this line and implement the function');
28 constructor(values = []) {
29 this._head = null;
30 this._length = 0;
31
32 // Edge Case: Handle initialization with array of values
33 if (Array.isArray(values) && values.length > 0) {
34 for (const value of values) {
35 this.add(new Element(value));
36 }
37 }
2338 }
2439
25 add(nextValue) {
26 throw new Error('Remove this line and implement the function');
40 add(element) {
41 // Edge Case: Handle adding to empty list
42 if (this._head === null) {
43 this._head = element;
44 } else {
45 // Edge Case: Handle adding to non-empty list
46 element.next = this._head;
47 this._head = element;
48 }
49 this._length++;
2750 }
2851
2952 get length() {
30 throw new Error('Remove this line and implement the function');
53 return this._length;
3154 }
3255
3356 get head() {
34 throw new Error('Remove this line and implement the function');
57 return this._head;
3558 }
3659
3760 toArray() {
38 throw new Error('Remove this line and implement the function');
61 const result = [];
62 let current = this._head;
63
64 // Edge Case: Handle empty list
65 if (current === null) {
66 return result;
67 }
68
69 // Edge Case: Handle single element list
70 while (current !== null) {
71 result.push(current.value);
72 current = current.next;
73 }
74
75 return result;
3976 }
4077
4178 reverse() {
42 throw new Error('Remove this line and implement the function');
79 const reversedList = new List();
80 let current = this._head;
81
82 // Edge Case: Handle empty list
83 if (current === null) {
84 return reversedList;
85 }
86
87 // Edge Case: Handle single element list
88 while (current !== null) {
89 reversedList.add(new Element(current.value));
90 current = current.next;
91 }
92
93 return reversedList;
94 }
95
96 // Handled Edge Cases: empty list initialization, array initialization, adding to empty list, adding to non-empty list, traversing empty list, traversing single element list, reversing empty list, reversing single element list
97
98 // Create a linked list from a range of song IDs (for music player prototype)
99 static fromRange(start, end) {
100 const list = new List();
101
102 // Edge Case: Handle invalid range
103 if (start > end) {
104 return list; // Return empty list for invalid range
105 }
106
107 // Edge Case: Handle empty range
108 if (start === end) {
109 list.add(new Element(start));
110 return list;
111 }
112
113 // Create elements from range (start to end inclusive)
114 for (let i = end; i >= start; i--) {
115 list.add(new Element(i));
116 }
117
118 return list;
43119 }
44120}
Error 1010: The agent raised an exception while being evaluated: Error: Cannot find module '/sandbox/repo/tests.js'
Require stack:
- /sandbox/TEST_RUNNER.js

Traceback:
Error: Cannot find module '/sandbox/repo/tests.js'
Require stack:
- /sandbox/TEST_RUNNER.js
    at Module._resolveFilename (node:internal/modules/cjs/loader:1421:15)
    at defaultResolveImpl (node:internal/modules/cjs/loader:1059:19)
    at resolveForCJSWithHooks (node:internal/modules/cjs/loader:1064:22)
    at Module._load (node:internal/modules/cjs/loader:1227:37)
    at TracingChannel.traceSync (node:diagnostics_channel:328:14)
    at wrapModuleLoad (node:internal/modules/cjs/loader:245:24)
    at Module.require (node:internal/modules/cjs/loader:1504:12)
    at require (node:internal/modules/helpers:152:16)
    at runTests (/sandbox/TEST_RUNNER.js:79:5)
    at main (/sandbox/TEST_RUNNER.js:91:29)

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