source: trip-planner-front/node_modules/ajv/dist/vocabularies/discriminator/index.js

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

initial commit

  • Property mode set to 100644
File size: 4.0 KB
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1"use strict";
2Object.defineProperty(exports, "__esModule", { value: true });
3const codegen_1 = require("../../compile/codegen");
4const types_1 = require("../discriminator/types");
5const error = {
6 message: ({ params: { discrError, tagName } }) => discrError === types_1.DiscrError.Tag
7 ? `tag "${tagName}" must be string`
8 : `value of tag "${tagName}" must be in oneOf`,
9 params: ({ params: { discrError, tag, tagName } }) => codegen_1._ `{error: ${discrError}, tag: ${tagName}, tagValue: ${tag}}`,
10};
11const def = {
12 keyword: "discriminator",
13 type: "object",
14 schemaType: "object",
15 error,
16 code(cxt) {
17 const { gen, data, schema, parentSchema, it } = cxt;
18 const { oneOf } = parentSchema;
19 if (!it.opts.discriminator) {
20 throw new Error("discriminator: requires discriminator option");
21 }
22 const tagName = schema.propertyName;
23 if (typeof tagName != "string")
24 throw new Error("discriminator: requires propertyName");
25 if (schema.mapping)
26 throw new Error("discriminator: mapping is not supported");
27 if (!oneOf)
28 throw new Error("discriminator: requires oneOf keyword");
29 const valid = gen.let("valid", false);
30 const tag = gen.const("tag", codegen_1._ `${data}${codegen_1.getProperty(tagName)}`);
31 gen.if(codegen_1._ `typeof ${tag} == "string"`, () => validateMapping(), () => cxt.error(false, { discrError: types_1.DiscrError.Tag, tag, tagName }));
32 cxt.ok(valid);
33 function validateMapping() {
34 const mapping = getMapping();
35 gen.if(false);
36 for (const tagValue in mapping) {
37 gen.elseIf(codegen_1._ `${tag} === ${tagValue}`);
38 gen.assign(valid, applyTagSchema(mapping[tagValue]));
39 }
40 gen.else();
41 cxt.error(false, { discrError: types_1.DiscrError.Mapping, tag, tagName });
42 gen.endIf();
43 }
44 function applyTagSchema(schemaProp) {
45 const _valid = gen.name("valid");
46 const schCxt = cxt.subschema({ keyword: "oneOf", schemaProp }, _valid);
47 cxt.mergeEvaluated(schCxt, codegen_1.Name);
48 return _valid;
49 }
50 function getMapping() {
51 var _a;
52 const oneOfMapping = {};
53 const topRequired = hasRequired(parentSchema);
54 let tagRequired = true;
55 for (let i = 0; i < oneOf.length; i++) {
56 const sch = oneOf[i];
57 const propSch = (_a = sch.properties) === null || _a === void 0 ? void 0 : _a[tagName];
58 if (typeof propSch != "object") {
59 throw new Error(`discriminator: oneOf schemas must have "properties/${tagName}"`);
60 }
61 tagRequired = tagRequired && (topRequired || hasRequired(sch));
62 addMappings(propSch, i);
63 }
64 if (!tagRequired)
65 throw new Error(`discriminator: "${tagName}" must be required`);
66 return oneOfMapping;
67 function hasRequired({ required }) {
68 return Array.isArray(required) && required.includes(tagName);
69 }
70 function addMappings(sch, i) {
71 if (sch.const) {
72 addMapping(sch.const, i);
73 }
74 else if (sch.enum) {
75 for (const tagValue of sch.enum) {
76 addMapping(tagValue, i);
77 }
78 }
79 else {
80 throw new Error(`discriminator: "properties/${tagName}" must have "const" or "enum"`);
81 }
82 }
83 function addMapping(tagValue, i) {
84 if (typeof tagValue != "string" || tagValue in oneOfMapping) {
85 throw new Error(`discriminator: "${tagName}" values must be unique strings`);
86 }
87 oneOfMapping[tagValue] = i;
88 }
89 }
90 },
91};
92exports.default = def;
93//# sourceMappingURL=index.js.map
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