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							155 lines
						
					
					
						
							4.9 KiB
						
					
					
				| "use strict";
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| Object.defineProperty(exports, "__esModule", { value: true });
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| exports.getSchemaRefs = exports.resolveUrl = exports.normalizeId = exports._getFullPath = exports.getFullPath = exports.inlineRef = void 0;
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| const util_1 = require("./util");
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| const equal = require("fast-deep-equal");
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| const traverse = require("json-schema-traverse");
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| // TODO refactor to use keyword definitions
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| const SIMPLE_INLINED = new Set([
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|     "type",
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|     "format",
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|     "pattern",
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|     "maxLength",
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|     "minLength",
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|     "maxProperties",
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|     "minProperties",
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|     "maxItems",
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|     "minItems",
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|     "maximum",
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|     "minimum",
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|     "uniqueItems",
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|     "multipleOf",
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|     "required",
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|     "enum",
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|     "const",
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| ]);
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| function inlineRef(schema, limit = true) {
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|     if (typeof schema == "boolean")
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|         return true;
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|     if (limit === true)
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|         return !hasRef(schema);
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|     if (!limit)
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|         return false;
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|     return countKeys(schema) <= limit;
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| }
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| exports.inlineRef = inlineRef;
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| const REF_KEYWORDS = new Set([
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|     "$ref",
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|     "$recursiveRef",
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|     "$recursiveAnchor",
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|     "$dynamicRef",
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|     "$dynamicAnchor",
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| ]);
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| function hasRef(schema) {
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|     for (const key in schema) {
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|         if (REF_KEYWORDS.has(key))
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|             return true;
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|         const sch = schema[key];
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|         if (Array.isArray(sch) && sch.some(hasRef))
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|             return true;
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|         if (typeof sch == "object" && hasRef(sch))
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|             return true;
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|     }
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|     return false;
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| }
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| function countKeys(schema) {
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|     let count = 0;
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|     for (const key in schema) {
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|         if (key === "$ref")
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|             return Infinity;
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|         count++;
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|         if (SIMPLE_INLINED.has(key))
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|             continue;
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|         if (typeof schema[key] == "object") {
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|             (0, util_1.eachItem)(schema[key], (sch) => (count += countKeys(sch)));
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|         }
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|         if (count === Infinity)
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|             return Infinity;
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|     }
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|     return count;
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| }
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| function getFullPath(resolver, id = "", normalize) {
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|     if (normalize !== false)
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|         id = normalizeId(id);
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|     const p = resolver.parse(id);
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|     return _getFullPath(resolver, p);
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| }
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| exports.getFullPath = getFullPath;
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| function _getFullPath(resolver, p) {
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|     const serialized = resolver.serialize(p);
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|     return serialized.split("#")[0] + "#";
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| }
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| exports._getFullPath = _getFullPath;
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| const TRAILING_SLASH_HASH = /#\/?$/;
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| function normalizeId(id) {
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|     return id ? id.replace(TRAILING_SLASH_HASH, "") : "";
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| }
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| exports.normalizeId = normalizeId;
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| function resolveUrl(resolver, baseId, id) {
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|     id = normalizeId(id);
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|     return resolver.resolve(baseId, id);
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| }
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| exports.resolveUrl = resolveUrl;
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| const ANCHOR = /^[a-z_][-a-z0-9._]*$/i;
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| function getSchemaRefs(schema, baseId) {
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|     if (typeof schema == "boolean")
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|         return {};
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|     const { schemaId, uriResolver } = this.opts;
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|     const schId = normalizeId(schema[schemaId] || baseId);
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|     const baseIds = { "": schId };
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|     const pathPrefix = getFullPath(uriResolver, schId, false);
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|     const localRefs = {};
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|     const schemaRefs = new Set();
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|     traverse(schema, { allKeys: true }, (sch, jsonPtr, _, parentJsonPtr) => {
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|         if (parentJsonPtr === undefined)
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|             return;
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|         const fullPath = pathPrefix + jsonPtr;
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|         let baseId = baseIds[parentJsonPtr];
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|         if (typeof sch[schemaId] == "string")
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|             baseId = addRef.call(this, sch[schemaId]);
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|         addAnchor.call(this, sch.$anchor);
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|         addAnchor.call(this, sch.$dynamicAnchor);
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|         baseIds[jsonPtr] = baseId;
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|         function addRef(ref) {
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|             // eslint-disable-next-line @typescript-eslint/unbound-method
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|             const _resolve = this.opts.uriResolver.resolve;
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|             ref = normalizeId(baseId ? _resolve(baseId, ref) : ref);
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|             if (schemaRefs.has(ref))
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|                 throw ambiguos(ref);
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|             schemaRefs.add(ref);
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|             let schOrRef = this.refs[ref];
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|             if (typeof schOrRef == "string")
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|                 schOrRef = this.refs[schOrRef];
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|             if (typeof schOrRef == "object") {
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|                 checkAmbiguosRef(sch, schOrRef.schema, ref);
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|             }
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|             else if (ref !== normalizeId(fullPath)) {
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|                 if (ref[0] === "#") {
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|                     checkAmbiguosRef(sch, localRefs[ref], ref);
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|                     localRefs[ref] = sch;
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|                 }
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|                 else {
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|                     this.refs[ref] = fullPath;
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|                 }
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|             }
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|             return ref;
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|         }
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|         function addAnchor(anchor) {
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|             if (typeof anchor == "string") {
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|                 if (!ANCHOR.test(anchor))
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|                     throw new Error(`invalid anchor "${anchor}"`);
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|                 addRef.call(this, `#${anchor}`);
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|             }
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|         }
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|     });
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|     return localRefs;
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|     function checkAmbiguosRef(sch1, sch2, ref) {
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|         if (sch2 !== undefined && !equal(sch1, sch2))
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|             throw ambiguos(ref);
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|     }
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|     function ambiguos(ref) {
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|         return new Error(`reference "${ref}" resolves to more than one schema`);
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|     }
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| }
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| exports.getSchemaRefs = getSchemaRefs;
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| //# sourceMappingURL=resolve.js.map
 |