text: Input::
  //// [/a/lib/lib.d.ts]
  /// <reference no-default-lib="true"/>
  interface Boolean {}
  interface Function {}
  interface CallableFunction {}
  interface NewableFunction {}
  interface IArguments {}
  interface Number { toExponential: any; }
  interface Object {}
  interface RegExp {}
  interface String { charAt: any; }
  interface Array<T> { length: number; [n: number]: T; }
  
  //// [/users/username/projects/project/file1.ts]
  export const x = 10;
  
  //// [/users/username/projects/project/file2.ts]
  export const y = 20;
  
  //// [/users/username/projects/project/tsconfig.json]
  {"compilerOptions":{"incremental":true,"module":"amd"}}
  
  
  /a/lib/tsc.js -w
  Output::
  >> Screen clear
  [[90m12:00:23 AM[0m] Starting compilation in watch mode...
  
  [[90m12:00:30 AM[0m] Found 0 errors. Watching for file changes.
  
  
  
  Program root files: ["/users/username/projects/project/file1.ts","/users/username/projects/project/file2.ts"]
  Program options: {"incremental":true,"module":2,"watch":true,"configFilePath":"/users/username/projects/project/tsconfig.json"}
  Program structureReused: Not
  Program files::
  /a/lib/lib.d.ts
  /users/username/projects/project/file1.ts
  /users/username/projects/project/file2.ts
  
  Semantic diagnostics in builder refreshed for::
  /a/lib/lib.d.ts
  /users/username/projects/project/file1.ts
  /users/username/projects/project/file2.ts
  
  WatchedFiles::
  /users/username/projects/project/tsconfig.json:
    {"fileName":"/users/username/projects/project/tsconfig.json","pollingInterval":250}
  /users/username/projects/project/file1.ts:
    {"fileName":"/users/username/projects/project/file1.ts","pollingInterval":250}
  /users/username/projects/project/file2.ts:
    {"fileName":"/users/username/projects/project/file2.ts","pollingInterval":250}
  /a/lib/lib.d.ts:
    {"fileName":"/a/lib/lib.d.ts","pollingInterval":250}
  
  FsWatches::
  
  FsWatchesRecursive::
  /users/username/projects/project/node_modules/@types:
    {"directoryName":"/users/username/projects/project/node_modules/@types","fallbackPollingInterval":500,"fallbackOptions":{"watchFile":"PriorityPollingInterval"}}
  /users/username/projects/project:
    {"directoryName":"/users/username/projects/project","fallbackPollingInterval":500,"fallbackOptions":{"watchFile":"PriorityPollingInterval"}}
  
  exitCode:: ExitStatus.undefined
  
  //// [/users/username/projects/project/file1.js]
  define(["require", "exports"], function (require, exports) {
      "use strict";
      exports.__esModule = true;
      exports.x = void 0;
      exports.x = 10;
  });
  
  
  //// [/users/username/projects/project/file2.js]
  define(["require", "exports"], function (require, exports) {
      "use strict";
      exports.__esModule = true;
      exports.y = void 0;
      exports.y = 20;
  });
  
  
  //// [/users/username/projects/project/tsconfig.tsbuildinfo]
  {"program":{"fileNames":["../../../../a/lib/lib.d.ts","./file1.ts","./file2.ts"],"fileInfos":[{"version":"-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }","signature":"-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }","affectsGlobalScope":true},{"version":"-10726455937-export const x = 10;","signature":"-10726455937-export const x = 10;","affectsGlobalScope":false},{"version":"-13729954175-export const y = 20;","signature":"-13729954175-export const y = 20;","affectsGlobalScope":false}],"options":{"configFilePath":"./tsconfig.json","incremental":true,"module":2,"watch":true},"referencedMap":[],"exportedModulesMap":[],"semanticDiagnosticsPerFile":[1,2,3]},"version":"FakeTSVersion"}
  
  //// [/users/username/projects/project/tsconfig.tsbuildinfo.readable.baseline.txt]
  {
    "program": {
      "fileNames": [
        "../../../../a/lib/lib.d.ts",
        "./file1.ts",
        "./file2.ts"
      ],
      "fileInfos": {
        "../../../../a/lib/lib.d.ts": {
          "version": "-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }",
          "signature": "-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }",
          "affectsGlobalScope": true
        },
        "./file1.ts": {
          "version": "-10726455937-export const x = 10;",
          "signature": "-10726455937-export const x = 10;",
          "affectsGlobalScope": false
        },
        "./file2.ts": {
          "version": "-13729954175-export const y = 20;",
          "signature": "-13729954175-export const y = 20;",
          "affectsGlobalScope": false
        }
      },
      "options": {
        "configFilePath": "./tsconfig.json",
        "incremental": true,
        "module": 2,
        "watch": true
      },
      "referencedMap": {},
      "exportedModulesMap": {},
      "semanticDiagnosticsPerFile": [
        "../../../../a/lib/lib.d.ts",
        "./file1.ts",
        "./file2.ts"
      ]
    },
    "version": "FakeTSVersion",
    "size": 1310
  }
  
  
  Change::
  
  Input::
  //// [/users/username/projects/project/file2.ts]
  export const z = 10;
  
  
  Output::
  >> Screen clear
  [[90m12:00:36 AM[0m] Starting compilation in watch mode...
  
  [[90m12:00:43 AM[0m] Found 0 errors. Watching for file changes.
  
  
  
  Program root files: ["/users/username/projects/project/file1.ts","/users/username/projects/project/file2.ts"]
  Program options: {"incremental":true,"module":2,"watch":true,"configFilePath":"/users/username/projects/project/tsconfig.json"}
  Program structureReused: Not
  Program files::
  /a/lib/lib.d.ts
  /users/username/projects/project/file1.ts
  /users/username/projects/project/file2.ts
  
  Semantic diagnostics in builder refreshed for::
  /users/username/projects/project/file2.ts
  
  WatchedFiles::
  /users/username/projects/project/tsconfig.json:
    {"fileName":"/users/username/projects/project/tsconfig.json","pollingInterval":250}
  /users/username/projects/project/file1.ts:
    {"fileName":"/users/username/projects/project/file1.ts","pollingInterval":250}
  /users/username/projects/project/file2.ts:
    {"fileName":"/users/username/projects/project/file2.ts","pollingInterval":250}
  /a/lib/lib.d.ts:
    {"fileName":"/a/lib/lib.d.ts","pollingInterval":250}
  
  FsWatches::
  
  FsWatchesRecursive::
  /users/username/projects/project/node_modules/@types:
    {"directoryName":"/users/username/projects/project/node_modules/@types","fallbackPollingInterval":500,"fallbackOptions":{"watchFile":"PriorityPollingInterval"}}
  /users/username/projects/project:
    {"directoryName":"/users/username/projects/project","fallbackPollingInterval":500,"fallbackOptions":{"watchFile":"PriorityPollingInterval"}}
  
  exitCode:: ExitStatus.undefined
  
  //// [/users/username/projects/project/file2.js]
  define(["require", "exports"], function (require, exports) {
      "use strict";
      exports.__esModule = true;
      exports.z = void 0;
      exports.z = 10;
  });
  
  
  //// [/users/username/projects/project/tsconfig.tsbuildinfo]
  {"program":{"fileNames":["../../../../a/lib/lib.d.ts","./file1.ts","./file2.ts"],"fileInfos":[{"version":"-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }","signature":"-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }","affectsGlobalScope":true},{"version":"-10726455937-export const x = 10;","signature":"-10726455937-export const x = 10;","affectsGlobalScope":false},{"version":"-12438487295-export const z = 10;","signature":"-7483702853-export declare const z = 10;\n","affectsGlobalScope":false}],"options":{"configFilePath":"./tsconfig.json","incremental":true,"module":2,"watch":true},"referencedMap":[],"exportedModulesMap":[],"semanticDiagnosticsPerFile":[1,2,3]},"version":"FakeTSVersion"}
  
  //// [/users/username/projects/project/tsconfig.tsbuildinfo.readable.baseline.txt]
  {
    "program": {
      "fileNames": [
        "../../../../a/lib/lib.d.ts",
        "./file1.ts",
        "./file2.ts"
      ],
      "fileInfos": {
        "../../../../a/lib/lib.d.ts": {
          "version": "-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }",
          "signature": "-7698705165-/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }",
          "affectsGlobalScope": true
        },
        "./file1.ts": {
          "version": "-10726455937-export const x = 10;",
          "signature": "-10726455937-export const x = 10;",
          "affectsGlobalScope": false
        },
        "./file2.ts": {
          "version": "-12438487295-export const z = 10;",
          "signature": "-7483702853-export declare const z = 10;\n",
          "affectsGlobalScope": false
        }
      },
      "options": {
        "configFilePath": "./tsconfig.json",
        "incremental": true,
        "module": 2,
        "watch": true
      },
      "referencedMap": {},
      "exportedModulesMap": {},
      "semanticDiagnosticsPerFile": [
        "../../../../a/lib/lib.d.ts",
        "./file1.ts",
        "./file2.ts"
      ]
    },
    "version": "FakeTSVersion",
    "size": 1319
  }
  
  