source: trip-planner-front/node_modules/json-schema-traverse/index.js@ 76712b2

Last change on this file since 76712b2 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 2.4 KB
Line 
1'use strict';
2
3var traverse = module.exports = function (schema, opts, cb) {
4 // Legacy support for v0.3.1 and earlier.
5 if (typeof opts == 'function') {
6 cb = opts;
7 opts = {};
8 }
9
10 cb = opts.cb || cb;
11 var pre = (typeof cb == 'function') ? cb : cb.pre || function() {};
12 var post = cb.post || function() {};
13
14 _traverse(opts, pre, post, schema, '', schema);
15};
16
17
18traverse.keywords = {
19 additionalItems: true,
20 items: true,
21 contains: true,
22 additionalProperties: true,
23 propertyNames: true,
24 not: true,
25 if: true,
26 then: true,
27 else: true
28};
29
30traverse.arrayKeywords = {
31 items: true,
32 allOf: true,
33 anyOf: true,
34 oneOf: true
35};
36
37traverse.propsKeywords = {
38 $defs: true,
39 definitions: true,
40 properties: true,
41 patternProperties: true,
42 dependencies: true
43};
44
45traverse.skipKeywords = {
46 default: true,
47 enum: true,
48 const: true,
49 required: true,
50 maximum: true,
51 minimum: true,
52 exclusiveMaximum: true,
53 exclusiveMinimum: true,
54 multipleOf: true,
55 maxLength: true,
56 minLength: true,
57 pattern: true,
58 format: true,
59 maxItems: true,
60 minItems: true,
61 uniqueItems: true,
62 maxProperties: true,
63 minProperties: true
64};
65
66
67function _traverse(opts, pre, post, schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex) {
68 if (schema && typeof schema == 'object' && !Array.isArray(schema)) {
69 pre(schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex);
70 for (var key in schema) {
71 var sch = schema[key];
72 if (Array.isArray(sch)) {
73 if (key in traverse.arrayKeywords) {
74 for (var i=0; i<sch.length; i++)
75 _traverse(opts, pre, post, sch[i], jsonPtr + '/' + key + '/' + i, rootSchema, jsonPtr, key, schema, i);
76 }
77 } else if (key in traverse.propsKeywords) {
78 if (sch && typeof sch == 'object') {
79 for (var prop in sch)
80 _traverse(opts, pre, post, sch[prop], jsonPtr + '/' + key + '/' + escapeJsonPtr(prop), rootSchema, jsonPtr, key, schema, prop);
81 }
82 } else if (key in traverse.keywords || (opts.allKeys && !(key in traverse.skipKeywords))) {
83 _traverse(opts, pre, post, sch, jsonPtr + '/' + key, rootSchema, jsonPtr, key, schema);
84 }
85 }
86 post(schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex);
87 }
88}
89
90
91function escapeJsonPtr(str) {
92 return str.replace(/~/g, '~0').replace(/\//g, '~1');
93}
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