I do not want to be in the business of file watching. Its:

* unreliable across OSes
* memory heavy
I would do the complex stuff of diffing our states if the base was reliable. Since it isn't we will provide a soft reset option instead.

Author: basarat

dist/main/lang/projectService.js

@@ -51,7 +51,6 @@ function watchProjectFileIfNotDoingItAlready(projectFilePath) {
         }
     });
 }
-var chokidar = require('chokidar');
 var watchingTheFilesInTheProject = {};
 function watchTheFilesInTheProjectIfNotDoingItAlready(projectFile) {
     var projectFilePath = projectFile.projectFilePath;
@@ -61,26 +60,6 @@ function watchTheFilesInTheProjectIfNotDoingItAlready(projectFile) {
     if (watchingTheFilesInTheProject[projectFilePath])
         return;
     watchingTheFilesInTheProject[projectFilePath] = true;
-    var watcher = chokidar.watch(projectFile.project.files || projectFile.project.filesGlob);
-    watcher.on('add', function () {
-    });
-    watcher.on('unlink', function (filePath) {
-    });
-    watcher.on('change', function (filePath) {
-        filePath = tsconfig.consistentPath(filePath);
-        queryParent.getOpenEditorPaths({}).then(function (res) {
-            var openPaths = res.filePaths;
-            if (openPaths.some(function (x) { return x == filePath; })) {
-                return;
-            }
-            var project = projectByFilePath[filePath];
-            if (!project) {
-                return;
-            }
-            var contents = fs.readFileSync(filePath).toString();
-            project.languageServiceHost.updateScript(filePath, contents);
-        });
-    });
 }
 function cacheAndCreateProject(projectFile) {
     var project = projectByProjectFilePath[projectFile.projectFilePath] = new Project(projectFile);

lib/globals.ts

@@ -35,21 +35,11 @@ declare module 'atom-space-pen-views' {
     export var $: JQueryStatic;
 }
 
-/** https://github.com/paulmillr/chokidar */
-declare module 'chokidar' {
-    export interface Watcher {
-        on: (event: string, callback: (path: string) => any) => any;
-    }
-
-    export function watch(path, options?: any): Watcher;
-}
-
 declare module 'basarat-text-buffer' {
     var options;
     export = options;
 }
 
-
 interface EmitOutput {
     outputFiles: string[];
     success: boolean;

lib/main/lang/projectService.ts

@@ -86,8 +86,6 @@ function watchProjectFileIfNotDoingItAlready(projectFilePath: string) {
     });
 }
 
-
-import chokidar = require('chokidar');
 var watchingTheFilesInTheProject: { [projectFilePath: string]: boolean } = {}
 function watchTheFilesInTheProjectIfNotDoingItAlready(projectFile: tsconfig.TypeScriptProjectFileDetails) {
     var projectFilePath = projectFile.projectFilePath;
@@ -99,36 +97,6 @@ function watchTheFilesInTheProjectIfNotDoingItAlready(projectFile: tsconfig.Type
 
     if (watchingTheFilesInTheProject[projectFilePath]) return; // Only watch once
     watchingTheFilesInTheProject[projectFilePath] = true;
-
-    var watcher = chokidar.watch(projectFile.project.files || projectFile.project.filesGlob);
-    watcher.on('add', () => {
-        // TODO: add file to project:
-        // files + language service, and then the language service will automatically call LSHost
-    });
-    watcher.on('unlink', (filePath: string) => {
-        // TODO: remove from language service + files
-    });
-    watcher.on('change', (filePath: string) => {
-        filePath = tsconfig.consistentPath(filePath);
-        queryParent.getOpenEditorPaths({}).then((res) => {
-            var openPaths = res.filePaths;
-
-            // If we have it open, we will get this change from ATOM.
-            if (openPaths.some(x => x == filePath)) {
-                return;
-            }
-
-            // If we don't have it cached. Then we ain't gonna do anything with this as it can get hairy
-            var project = projectByFilePath[filePath];
-            if (!project) {
-                // console.error('file change ignored. No Project!:', filePath);
-                return;
-            }
-
-            var contents = fs.readFileSync(filePath).toString();
-            project.languageServiceHost.updateScript(filePath, contents);
-        });
-    })
 }
 
 /** We are loading the project from file system.