@wikipathways/cxml
Version:
Advanced schema-aware streaming XML parser
55 lines • 8.28 kB
JavaScript
"use strict";
// This file is part of cxml, copyright (c) 2016 BusFaster Ltd.
// Released under the MIT license, see LICENSE.
Object.defineProperty(exports, "__esModule", { value: true });
var NamespaceBase_1 = require("./NamespaceBase");
/** XML parser context, holding definitions of all imported namespaces. */
var ContextBase = /** @class */ (function () {
function ContextBase(NamespaceType) {
/** Next available numeric surrogate key for new namespaces. */
this.namespaceKeyNext = 0;
/** List of namespaces indexed by a numeric surrogate key. */
this.namespaceList = [];
/** Table of namespaces by name in URI format (URL or URN). */
this.namespaceNameTbl = {};
this.NamespaceType = NamespaceType;
}
/** Look up namespace by name. */
ContextBase.prototype.namespaceByName = function (name) { return (this.namespaceNameTbl[name]); };
/** Look up namespace by internal numeric surrogate key. */
ContextBase.prototype.namespaceById = function (id) { return (this.namespaceList[id]); };
/** Create or look up a namespace by name in URI (URL or URN) format. */
ContextBase.prototype.registerNamespace = function (name) {
name = NamespaceBase_1.NamespaceBase.sanitize(name);
var namespace = this.namespaceByName(name);
if (!namespace) {
// Create a new namespace.
var id = this.namespaceKeyNext++;
namespace = new this.NamespaceType(name, id, this);
this.namespaceNameTbl[name] = namespace;
this.namespaceList[id] = namespace;
}
return (namespace);
};
/** Copy a namespace from another context. */
ContextBase.prototype.copyNamespace = function (other) {
var namespace = this.namespaceList[other.id];
if (namespace) {
if (namespace.name != other.name)
throw (new Error('Duplicate namespace ID'));
return (namespace);
}
if (this.namespaceByName(other.name))
throw (new Error('Duplicate namespace name'));
namespace = new this.NamespaceType(other.name, other.id, this);
namespace.initFrom(other);
this.namespaceNameTbl[other.name] = namespace;
this.namespaceList[other.id] = namespace;
if (this.namespaceKeyNext <= other.id)
this.namespaceKeyNext = other.id + 1;
return (namespace);
};
return ContextBase;
}());
exports.ContextBase = ContextBase;
//# 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