| 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 | exports.getSchemaRefs = exports.resolveUrl = exports.normalizeId = exports._getFullPath = exports.getFullPath = exports.inlineRef = void 0;
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| 4 | const util_1 = require("./util");
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| 5 | const equal = require("fast-deep-equal");
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| 6 | const traverse = require("json-schema-traverse");
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| 7 | const URI = require("uri-js");
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| 8 |
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| 9 | const SIMPLE_INLINED = new Set([
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| 10 | "type",
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| 11 | "format",
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| 12 | "pattern",
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| 13 | "maxLength",
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| 14 | "minLength",
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| 15 | "maxProperties",
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| 16 | "minProperties",
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| 17 | "maxItems",
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| 18 | "minItems",
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| 19 | "maximum",
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| 20 | "minimum",
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| 21 | "uniqueItems",
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| 22 | "multipleOf",
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| 23 | "required",
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| 24 | "enum",
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| 25 | "const",
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| 26 | ]);
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| 27 | function inlineRef(schema, limit = true) {
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| 28 | if (typeof schema == "boolean")
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| 29 | return true;
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| 30 | if (limit === true)
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| 31 | return !hasRef(schema);
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| 32 | if (!limit)
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| 33 | return false;
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| 34 | return countKeys(schema) <= limit;
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| 35 | }
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| 36 | exports.inlineRef = inlineRef;
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| 37 | const REF_KEYWORDS = new Set([
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| 38 | "$ref",
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| 39 | "$recursiveRef",
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| 40 | "$recursiveAnchor",
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| 41 | "$dynamicRef",
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| 42 | "$dynamicAnchor",
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| 43 | ]);
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| 44 | function hasRef(schema) {
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| 45 | for (const key in schema) {
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| 46 | if (REF_KEYWORDS.has(key))
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| 47 | return true;
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| 48 | const sch = schema[key];
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| 49 | if (Array.isArray(sch) && sch.some(hasRef))
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| 50 | return true;
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| 51 | if (typeof sch == "object" && hasRef(sch))
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| 52 | return true;
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| 53 | }
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| 54 | return false;
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| 55 | }
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| 56 | function countKeys(schema) {
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| 57 | let count = 0;
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| 58 | for (const key in schema) {
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| 59 | if (key === "$ref")
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| 60 | return Infinity;
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| 61 | count++;
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| 62 | if (SIMPLE_INLINED.has(key))
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| 63 | continue;
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| 64 | if (typeof schema[key] == "object") {
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| 65 | util_1.eachItem(schema[key], (sch) => (count += countKeys(sch)));
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| 66 | }
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| 67 | if (count === Infinity)
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| 68 | return Infinity;
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| 69 | }
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| 70 | return count;
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| 71 | }
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| 72 | function getFullPath(id = "", normalize) {
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| 73 | if (normalize !== false)
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| 74 | id = normalizeId(id);
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| 75 | const p = URI.parse(id);
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| 76 | return _getFullPath(p);
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| 77 | }
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| 78 | exports.getFullPath = getFullPath;
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| 79 | function _getFullPath(p) {
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| 80 | return URI.serialize(p).split("#")[0] + "#";
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| 81 | }
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| 82 | exports._getFullPath = _getFullPath;
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| 83 | const TRAILING_SLASH_HASH = /#\/?$/;
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| 84 | function normalizeId(id) {
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| 85 | return id ? id.replace(TRAILING_SLASH_HASH, "") : "";
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| 86 | }
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| 87 | exports.normalizeId = normalizeId;
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| 88 | function resolveUrl(baseId, id) {
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| 89 | id = normalizeId(id);
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| 90 | return URI.resolve(baseId, id);
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| 91 | }
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| 92 | exports.resolveUrl = resolveUrl;
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| 93 | const ANCHOR = /^[a-z_][-a-z0-9._]*$/i;
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| 94 | function getSchemaRefs(schema) {
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| 95 | if (typeof schema == "boolean")
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| 96 | return {};
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| 97 | const { schemaId } = this.opts;
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| 98 | const schId = normalizeId(schema[schemaId]);
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| 99 | const baseIds = { "": schId };
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| 100 | const pathPrefix = getFullPath(schId, false);
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| 101 | const localRefs = {};
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| 102 | const schemaRefs = new Set();
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| 103 | traverse(schema, { allKeys: true }, (sch, jsonPtr, _, parentJsonPtr) => {
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| 104 | if (parentJsonPtr === undefined)
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| 105 | return;
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| 106 | const fullPath = pathPrefix + jsonPtr;
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| 107 | let baseId = baseIds[parentJsonPtr];
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| 108 | if (typeof sch[schemaId] == "string")
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| 109 | baseId = addRef.call(this, sch[schemaId]);
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| 110 | addAnchor.call(this, sch.$anchor);
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| 111 | addAnchor.call(this, sch.$dynamicAnchor);
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| 112 | baseIds[jsonPtr] = baseId;
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| 113 | function addRef(ref) {
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| 114 | ref = normalizeId(baseId ? URI.resolve(baseId, ref) : ref);
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| 115 | if (schemaRefs.has(ref))
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| 116 | throw ambiguos(ref);
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| 117 | schemaRefs.add(ref);
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| 118 | let schOrRef = this.refs[ref];
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| 119 | if (typeof schOrRef == "string")
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| 120 | schOrRef = this.refs[schOrRef];
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| 121 | if (typeof schOrRef == "object") {
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| 122 | checkAmbiguosRef(sch, schOrRef.schema, ref);
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| 123 | }
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| 124 | else if (ref !== normalizeId(fullPath)) {
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| 125 | if (ref[0] === "#") {
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| 126 | checkAmbiguosRef(sch, localRefs[ref], ref);
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| 127 | localRefs[ref] = sch;
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| 128 | }
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| 129 | else {
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| 130 | this.refs[ref] = fullPath;
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| 131 | }
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| 132 | }
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| 133 | return ref;
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| 134 | }
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| 135 | function addAnchor(anchor) {
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| 136 | if (typeof anchor == "string") {
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| 137 | if (!ANCHOR.test(anchor))
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| 138 | throw new Error(`invalid anchor "${anchor}"`);
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| 139 | addRef.call(this, `#${anchor}`);
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| 140 | }
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| 141 | }
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| 142 | });
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| 143 | return localRefs;
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| 144 | function checkAmbiguosRef(sch1, sch2, ref) {
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| 145 | if (sch2 !== undefined && !equal(sch1, sch2))
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| 146 | throw ambiguos(ref);
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| 147 | }
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| 148 | function ambiguos(ref) {
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| 149 | return new Error(`reference "${ref}" resolves to more than one schema`);
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| 150 | }
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| 151 | }
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| 152 | exports.getSchemaRefs = getSchemaRefs;
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| 153 | |
| \ | No newline at end of file |