SQL Operations Studio Public Preview 1 (0.23) release source code

src/vs/platform/jsonschemas/common/jsonContributionRegistry.ts

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+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+import { IJSONSchema } from 'vs/base/common/jsonSchema';
+import platform = require('vs/platform/registry/common/platform');
+import { EventEmitter } from 'vs/base/common/eventEmitter';
+import { IDisposable } from 'vs/base/common/lifecycle';
+
+export const Extensions = {
+	JSONContribution: 'base.contributions.json'
+};
+
+export interface ISchemaContributions {
+	schemas?: { [id: string]: IJSONSchema };
+}
+
+export interface IJSONContributionRegistry {
+
+	/**
+	 * Register a schema to the registry.
+	 */
+	registerSchema(uri: string, unresolvedSchemaContent: IJSONSchema): void;
+
+	/**
+	 * Get all schemas
+	 */
+	getSchemaContributions(): ISchemaContributions;
+
+	/**
+	 * Adds a change listener
+	 */
+	addRegistryChangedListener(callback: (e: IJSONContributionRegistryEvent) => void): IDisposable;
+
+}
+
+export interface IJSONContributionRegistryEvent {
+
+}
+
+function normalizeId(id: string) {
+	if (id.length > 0 && id.charAt(id.length - 1) === '#') {
+		return id.substring(0, id.length - 1);
+	}
+	return id;
+}
+
+
+
+class JSONContributionRegistry implements IJSONContributionRegistry {
+	private schemasById: { [id: string]: IJSONSchema };
+	private eventEmitter: EventEmitter;
+
+	constructor() {
+		this.schemasById = {};
+		this.eventEmitter = new EventEmitter();
+	}
+
+	public addRegistryChangedListener(callback: (e: IJSONContributionRegistryEvent) => void): IDisposable {
+		return this.eventEmitter.addListener('registryChanged', callback);
+	}
+
+	public registerSchema(uri: string, unresolvedSchemaContent: IJSONSchema): void {
+		this.schemasById[normalizeId(uri)] = unresolvedSchemaContent;
+		this.eventEmitter.emit('registryChanged', {});
+	}
+
+	public getSchemaContributions(): ISchemaContributions {
+		return {
+			schemas: this.schemasById,
+		};
+	}
+
+}
+
+const jsonContributionRegistry = new JSONContributionRegistry();
+platform.Registry.add(Extensions.JSONContribution, jsonContributionRegistry);