1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
'use strict';
module.exports = getVirtual;
/*! * ignore */
function getVirtual(schema, name) {  if (schema.virtuals[name]) {    return { virtual: schema.virtuals[name], path: void 0 };  }
  const parts = name.split('.');  let cur = '';  let nestedSchemaPath = '';  for (let i = 0; i < parts.length; ++i) {    cur += (cur.length > 0 ? '.' : '') + parts[i];    if (schema.virtuals[cur]) {      if (i === parts.length - 1) {        return { virtual: schema.virtuals[cur], path: nestedSchemaPath };      }      continue;    }
    if (schema.nested[cur]) {      continue;    }
    if (schema.paths[cur] && schema.paths[cur].schema) {      schema = schema.paths[cur].schema;      const rest = parts.slice(i + 1).join('.');
      if (schema.virtuals[rest]) {        if (i === parts.length - 2) {          return {            virtual: schema.virtuals[rest],            nestedSchemaPath: [nestedSchemaPath, cur].filter(v => !!v).join('.')          };        }        continue;      }
      if (i + 1 < parts.length && schema.discriminators) {        for (const key of Object.keys(schema.discriminators)) {          const res = getVirtual(schema.discriminators[key], rest);          if (res != null) {            const _path = [nestedSchemaPath, cur, res.nestedSchemaPath].              filter(v => !!v).join('.');            return {              virtual: res.virtual,              nestedSchemaPath: _path            };          }        }      }
      nestedSchemaPath += (nestedSchemaPath.length > 0 ? '.' : '') + cur;      cur = '';      continue;    }
    if (schema.discriminators) {      for (const discriminatorKey of Object.keys(schema.discriminators)) {        const virtualFromDiscriminator = getVirtual(schema.discriminators[discriminatorKey], name);        if (virtualFromDiscriminator) return virtualFromDiscriminator;      }    }
    return null;  }}