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//// [tests/cases/compiler/APISample_WatchWithOwnWatchHost.ts] ////
//// [index.d.ts]
declare module "typescript" {
export = ts;
}
//// [APISample_WatchWithOwnWatchHost.ts]
/*
* Note: This test is a public API sample. This sample verifies creating abstract builder to watch list of root files
* Please log a "breaking change" issue for any API breaking change affecting this issue
*/
declare var console: any;
import ts = require("typescript");
function watchMain() {
// get list of files and compiler options somehow
const files: string[] = [];
const options: ts.CompilerOptions = {};
const host: ts.WatchCompilerHostOfFilesAndCompilerOptions<ts.BuilderProgram> = {
rootFiles: files,
options,
useCaseSensitiveFileNames: () => ts.sys.useCaseSensitiveFileNames,
getNewLine: () => ts.sys.newLine,
getCurrentDirectory: ts.sys.getCurrentDirectory,
getDefaultLibFileName: options => ts.getDefaultLibFilePath(options),
fileExists: ts.sys.fileExists,
readFile: ts.sys.readFile,
directoryExists: ts.sys.directoryExists,
getDirectories: ts.sys.getDirectories,
readDirectory: ts.sys.readDirectory,
realpath: ts.sys.realpath,
watchFile: ts.sys.watchFile!,
watchDirectory: ts.sys.watchDirectory!,
createProgram: ts.createAbstractBuilder
};
// You can technically override any given hook on the host, though you probably don't need to.
// Note that we're assuming `origCreateProgram` and `origPostProgramCreate` doesn't use `this` at all.
const origCreateProgram = host.createProgram;
host.createProgram = (rootNames, options, host, oldProgram) => {
console.log("** We're about to create the program! **");
return origCreateProgram(rootNames, options, host, oldProgram);
}
const origPostProgramCreate = host.afterProgramCreate;
host.afterProgramCreate = program => {
console.log("** We finished making the program! **");
origPostProgramCreate!(program);
};
// `createWatchProgram` creates an initial program, watches files, and updates the program over time.
ts.createWatchProgram(host);
}
watchMain();
//// [APISample_WatchWithOwnWatchHost.js]
"use strict";
/*
* Note: This test is a public API sample. This sample verifies creating abstract builder to watch list of root files
* Please log a "breaking change" issue for any API breaking change affecting this issue
*/
exports.__esModule = true;
var ts = require("typescript");
function watchMain() {
// get list of files and compiler options somehow
var files = [];
var options = {};
var host = {
rootFiles: files,
options: options,
useCaseSensitiveFileNames: function () { return ts.sys.useCaseSensitiveFileNames; },
getNewLine: function () { return ts.sys.newLine; },
getCurrentDirectory: ts.sys.getCurrentDirectory,
getDefaultLibFileName: function (options) { return ts.getDefaultLibFilePath(options); },
fileExists: ts.sys.fileExists,
readFile: ts.sys.readFile,
directoryExists: ts.sys.directoryExists,
getDirectories: ts.sys.getDirectories,
readDirectory: ts.sys.readDirectory,
realpath: ts.sys.realpath,
watchFile: ts.sys.watchFile,
watchDirectory: ts.sys.watchDirectory,
createProgram: ts.createAbstractBuilder
};
// You can technically override any given hook on the host, though you probably don't need to.
// Note that we're assuming `origCreateProgram` and `origPostProgramCreate` doesn't use `this` at all.
var origCreateProgram = host.createProgram;
host.createProgram = function (rootNames, options, host, oldProgram) {
console.log("** We're about to create the program! **");
return origCreateProgram(rootNames, options, host, oldProgram);
};
var origPostProgramCreate = host.afterProgramCreate;
host.afterProgramCreate = function (program) {
console.log("** We finished making the program! **");
origPostProgramCreate(program);
};
// `createWatchProgram` creates an initial program, watches files, and updates the program over time.
ts.createWatchProgram(host);
}
watchMain();
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