Fix file cases

.gitignore

@@ -1,4 +1,4 @@
-.DS_store
+.DS_Store
 .project
 *.log
 

src/configFileWatcher.ts

@@ -0,0 +1,25 @@
+import * as ts_module from 'typescript/lib/tsserverlibrary';
+
+export class ConfigFileWatcher {
+    private readonly _watchedConfigs = new Set<string>();
+
+    public constructor(
+        private readonly ts: typeof ts_module,
+        private readonly onChange: (fileName: string) => void
+    ) { }
+
+    public ensureWatching(file: string) {
+        if (!this.ts.sys.watchFile) {
+            return;
+        }
+        if (this._watchedConfigs.has(file)) {
+            return;
+        }
+        this._watchedConfigs.add(file);
+        this.ts.sys.watchFile(file, (fileName: string, eventKind: ts.FileWatcherEventKind) => {
+            if (eventKind === this.ts.FileWatcherEventKind.Changed) {
+                this.onChange(fileName);
+            }
+        });
+    }
+}

src/logger.ts

@@ -0,0 +1,17 @@
+import * as ts_module from 'typescript/lib/tsserverlibrary';
+
+import { pluginId } from './config';
+
+export class Logger {
+    public static forPlugin(info: ts_module.server.PluginCreateInfo) {
+        return new Logger(info.project.projectService.logger);
+    }
+
+    private constructor(
+        private readonly _logger: ts_module.server.Logger
+    ) { }
+
+    public info(message: string) {
+        this._logger.info(`[${pluginId}] ${JSON.stringify(message)}`);
+    }
+}

src/settings.ts

@@ -0,0 +1,23 @@
+import * as path from 'path';
+
+/**
+ * Settings for the plugin section in tsconfig.json
+ */
+export interface Settings {
+    readonly alwaysShowRuleFailuresAsWarnings?: boolean;
+    readonly ignoreDefinitionFiles?: boolean;
+    readonly configFile?: string;
+    readonly disableNoUnusedVariableRule?: boolean; // support to enable/disable the workaround for https://github.com/Microsoft/TypeScript/issues/15344
+    readonly suppressWhileTypeErrorsPresent: boolean;
+}
+
+export function loadSettingsFromTSConfig(config: any, projectRoot: string) {
+    if (!config.configFile) {
+        return config;
+    }
+    if (path.isAbsolute(config.configFile)) {
+        return config;
+    }
+    config.configFile = path.join(projectRoot, config.configFile);
+    return config;
+}