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1802 lines (1501 loc) · 78.1 KB
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//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
/// <reference path="..\services\services.ts" />
/// <reference path="..\services\shims.ts" />
/// <reference path="..\server\session.ts" />
/// <reference path="..\server\client.ts" />
/// <reference path="..\server\node.d.ts" />
/// <reference path="external\mocha.d.ts"/>
/// <reference path="external\chai.d.ts"/>
/// <reference path="sourceMapRecorder.ts"/>
/// <reference path="runnerbase.ts"/>
// Block scoped definitions work poorly for global variables, temporarily enable var
/* tslint:disable:no-var-keyword */
// this will work in the browser via browserify
var _chai: typeof chai = require("chai");
var assert: typeof _chai.assert = _chai.assert;
var expect: typeof _chai.expect = _chai.expect;
declare var __dirname: string; // Node-specific
var global = <any>Function("return this").call(null);
/* tslint:enable:no-var-keyword */
module Utils {
// Setup some globals based on the current environment
export const enum ExecutionEnvironment {
Node,
Browser,
CScript
}
export function getExecutionEnvironment() {
if (typeof WScript !== "undefined" && typeof ActiveXObject === "function") {
return ExecutionEnvironment.CScript;
}
else if (typeof window !== "undefined") {
return ExecutionEnvironment.Browser;
}
else {
return ExecutionEnvironment.Node;
}
}
export let currentExecutionEnvironment = getExecutionEnvironment();
const Buffer: BufferConstructor = currentExecutionEnvironment !== ExecutionEnvironment.Browser
? require("buffer").Buffer
: undefined;
export function encodeString(s: string): string {
return Buffer ? (new Buffer(s)).toString("utf8") : s;
}
export function evalFile(fileContents: string, fileName: string, nodeContext?: any) {
let environment = getExecutionEnvironment();
switch (environment) {
case ExecutionEnvironment.CScript:
case ExecutionEnvironment.Browser:
eval(fileContents);
break;
case ExecutionEnvironment.Node:
let vm = require("vm");
if (nodeContext) {
vm.runInNewContext(fileContents, nodeContext, fileName);
} else {
vm.runInThisContext(fileContents, fileName);
}
break;
default:
throw new Error("Unknown context");
}
}
/** Splits the given string on \r\n, or on only \n if that fails, or on only \r if *that* fails. */
export function splitContentByNewlines(content: string) {
// Split up the input file by line
// Note: IE JS engine incorrectly handles consecutive delimiters here when using RegExp split, so
// we have to use string-based splitting instead and try to figure out the delimiting chars
let lines = content.split("\r\n");
if (lines.length === 1) {
lines = content.split("\n");
if (lines.length === 1) {
lines = content.split("\r");
}
}
return lines;
}
/** Reads a file under /tests */
export function readTestFile(path: string) {
if (path.indexOf("tests") < 0) {
path = "tests/" + path;
}
let content: string = undefined;
try {
content = Harness.IO.readFile(Harness.userSpecifiedRoot + path);
}
catch (err) {
return undefined;
}
return content;
}
export function memoize<T extends Function>(f: T): T {
let cache: { [idx: string]: any } = {};
return <any>(function () {
let key = Array.prototype.join.call(arguments);
let cachedResult = cache[key];
if (cachedResult) {
return cachedResult;
} else {
return cache[key] = f.apply(this, arguments);
}
});
}
export function assertInvariants(node: ts.Node, parent: ts.Node): void {
if (node) {
assert.isFalse(node.pos < 0, "node.pos < 0");
assert.isFalse(node.end < 0, "node.end < 0");
assert.isFalse(node.end < node.pos, "node.end < node.pos");
assert.equal(node.parent, parent, "node.parent !== parent");
if (parent) {
// Make sure each child is contained within the parent.
assert.isFalse(node.pos < parent.pos, "node.pos < parent.pos");
assert.isFalse(node.end > parent.end, "node.end > parent.end");
}
ts.forEachChild(node, child => {
assertInvariants(child, node);
});
// Make sure each of the children is in order.
let currentPos = 0;
ts.forEachChild(node,
child => {
assert.isFalse(child.pos < currentPos, "child.pos < currentPos");
currentPos = child.end;
},
(array: ts.NodeArray<ts.Node>) => {
assert.isFalse(array.pos < node.pos, "array.pos < node.pos");
assert.isFalse(array.end > node.end, "array.end > node.end");
assert.isFalse(array.pos < currentPos, "array.pos < currentPos");
for (let i = 0, n = array.length; i < n; i++) {
assert.isFalse(array[i].pos < currentPos, "array[i].pos < currentPos");
currentPos = array[i].end;
}
currentPos = array.end;
});
let childNodesAndArrays: any[] = [];
ts.forEachChild(node, child => { childNodesAndArrays.push(child); }, array => { childNodesAndArrays.push(array); });
for (let childName in node) {
if (childName === "parent" || childName === "nextContainer" || childName === "modifiers" || childName === "externalModuleIndicator") {
continue;
}
let child = (<any>node)[childName];
if (isNodeOrArray(child)) {
assert.isFalse(childNodesAndArrays.indexOf(child) < 0,
"Missing child when forEach'ing over node: " + (<any>ts).SyntaxKind[node.kind] + "-" + childName);
}
}
}
}
function isNodeOrArray(a: any): boolean {
return a !== undefined && typeof a.pos === "number";
}
export function convertDiagnostics(diagnostics: ts.Diagnostic[]) {
return diagnostics.map(convertDiagnostic);
}
function convertDiagnostic(diagnostic: ts.Diagnostic) {
return {
start: diagnostic.start,
length: diagnostic.length,
messageText: ts.flattenDiagnosticMessageText(diagnostic.messageText, Harness.IO.newLine()),
category: (<any>ts).DiagnosticCategory[diagnostic.category],
code: diagnostic.code
};
}
export function sourceFileToJSON(file: ts.Node): string {
return JSON.stringify(file, (k, v) => {
return isNodeOrArray(v) ? serializeNode(v) : v;
}, " ");
function getKindName(k: number | string): string {
if (typeof k === "string") {
return k;
}
return (<any>ts).SyntaxKind[k];
}
function getFlagName(flags: any, f: number): any {
if (f === 0) {
return 0;
}
let result = "";
ts.forEach(Object.getOwnPropertyNames(flags), (v: any) => {
if (isFinite(v)) {
v = +v;
if (f === +v) {
result = flags[v];
return true;
}
else if ((f & v) > 0) {
if (result.length)
result += " | ";
result += flags[v];
return false;
}
}
});
return result;
}
function getNodeFlagName(f: number) { return getFlagName((<any>ts).NodeFlags, f); }
function getParserContextFlagName(f: number) { return getFlagName((<any>ts).ParserContextFlags, f); }
function serializeNode(n: ts.Node): any {
let o: any = { kind: getKindName(n.kind) };
if (ts.containsParseError(n)) {
o.containsParseError = true;
}
ts.forEach(Object.getOwnPropertyNames(n), propertyName => {
switch (propertyName) {
case "parent":
case "symbol":
case "locals":
case "localSymbol":
case "kind":
case "semanticDiagnostics":
case "id":
case "nodeCount":
case "symbolCount":
case "identifierCount":
case "scriptSnapshot":
// Blacklist of items we never put in the baseline file.
break;
case "originalKeywordKind":
o[propertyName] = getKindName((<any>n)[propertyName]);
break;
case "flags":
// Print out flags with their enum names.
o[propertyName] = getNodeFlagName(n.flags);
break;
case "parserContextFlags":
// Clear the flag that are produced by aggregating child values.. That is ephemeral
// data we don't care about in the dump. We only care what the parser set directly
// on the ast.
let value = n.parserContextFlags & ts.ParserContextFlags.ParserGeneratedFlags;
if (value) {
o[propertyName] = getParserContextFlagName(value);
}
break;
case "referenceDiagnostics":
case "parseDiagnostics":
o[propertyName] = Utils.convertDiagnostics((<any>n)[propertyName]);
break;
case "nextContainer":
if (n.nextContainer) {
o[propertyName] = { kind: n.nextContainer.kind, pos: n.nextContainer.pos, end: n.nextContainer.end };
}
break;
case "text":
// Include 'text' field for identifiers/literals, but not for source files.
if (n.kind !== ts.SyntaxKind.SourceFile) {
o[propertyName] = (<any>n)[propertyName];
}
break;
default:
o[propertyName] = (<any>n)[propertyName];
}
return undefined;
});
return o;
}
}
export function assertDiagnosticsEquals(array1: ts.Diagnostic[], array2: ts.Diagnostic[]) {
if (array1 === array2) {
return;
}
assert(array1, "array1");
assert(array2, "array2");
assert.equal(array1.length, array2.length, "array1.length !== array2.length");
for (let i = 0, n = array1.length; i < n; i++) {
let d1 = array1[i];
let d2 = array2[i];
assert.equal(d1.start, d2.start, "d1.start !== d2.start");
assert.equal(d1.length, d2.length, "d1.length !== d2.length");
assert.equal(
ts.flattenDiagnosticMessageText(d1.messageText, Harness.IO.newLine()),
ts.flattenDiagnosticMessageText(d2.messageText, Harness.IO.newLine()), "d1.messageText !== d2.messageText");
assert.equal(d1.category, d2.category, "d1.category !== d2.category");
assert.equal(d1.code, d2.code, "d1.code !== d2.code");
}
}
export function assertStructuralEquals(node1: ts.Node, node2: ts.Node) {
if (node1 === node2) {
return;
}
assert(node1, "node1");
assert(node2, "node2");
assert.equal(node1.pos, node2.pos, "node1.pos !== node2.pos");
assert.equal(node1.end, node2.end, "node1.end !== node2.end");
assert.equal(node1.kind, node2.kind, "node1.kind !== node2.kind");
assert.equal(node1.flags, node2.flags, "node1.flags !== node2.flags");
// call this on both nodes to ensure all propagated flags have been set (and thus can be
// compared).
assert.equal(ts.containsParseError(node1), ts.containsParseError(node2));
assert.equal(node1.parserContextFlags, node2.parserContextFlags, "node1.parserContextFlags !== node2.parserContextFlags");
ts.forEachChild(node1,
child1 => {
let childName = findChildName(node1, child1);
let child2: ts.Node = (<any>node2)[childName];
assertStructuralEquals(child1, child2);
},
(array1: ts.NodeArray<ts.Node>) => {
let childName = findChildName(node1, array1);
let array2: ts.NodeArray<ts.Node> = (<any>node2)[childName];
assertArrayStructuralEquals(array1, array2);
});
}
function assertArrayStructuralEquals(array1: ts.NodeArray<ts.Node>, array2: ts.NodeArray<ts.Node>) {
if (array1 === array2) {
return;
}
assert(array1, "array1");
assert(array2, "array2");
assert.equal(array1.pos, array2.pos, "array1.pos !== array2.pos");
assert.equal(array1.end, array2.end, "array1.end !== array2.end");
assert.equal(array1.length, array2.length, "array1.length !== array2.length");
for (let i = 0, n = array1.length; i < n; i++) {
assertStructuralEquals(array1[i], array2[i]);
}
}
function findChildName(parent: any, child: any) {
for (let name in parent) {
if (parent.hasOwnProperty(name) && parent[name] === child) {
return name;
}
}
throw new Error("Could not find child in parent");
}
}
module Harness.Path {
export function getFileName(fullPath: string) {
return fullPath.replace(/^.*[\\\/]/, "");
}
export function filePath(fullPath: string) {
fullPath = ts.normalizeSlashes(fullPath);
let components = fullPath.split("/");
let path: string[] = components.slice(0, components.length - 1);
return path.join("/") + "/";
}
}
module Harness {
export interface IO {
newLine(): string;
getCurrentDirectory(): string;
useCaseSensitiveFileNames(): boolean;
resolvePath(path: string): string;
readFile(path: string): string;
writeFile(path: string, contents: string): void;
directoryName(path: string): string;
createDirectory(path: string): void;
fileExists(fileName: string): boolean;
directoryExists(path: string): boolean;
deleteFile(fileName: string): void;
listFiles(path: string, filter: RegExp, options?: { recursive?: boolean }): string[];
log(text: string): void;
getMemoryUsage?(): number;
}
export var IO: IO;
// harness always uses one kind of new line
const harnessNewLine = "\r\n";
module IOImpl {
declare class Enumerator {
public atEnd(): boolean;
public moveNext(): boolean;
public item(): any;
constructor(o: any);
}
export module CScript {
let fso: any;
if (global.ActiveXObject) {
fso = new global.ActiveXObject("Scripting.FileSystemObject");
} else {
fso = {};
}
export const resolvePath = (path: string) => ts.sys.resolvePath(path);
export const getCurrentDirectory = () => ts.sys.getCurrentDirectory();
export const newLine = () => harnessNewLine;
export const useCaseSensitiveFileNames = () => ts.sys.useCaseSensitiveFileNames;
export const readFile: typeof IO.readFile = path => ts.sys.readFile(path);
export const writeFile: typeof IO.writeFile = (path, content) => ts.sys.writeFile(path, content);
export const directoryName: typeof IO.directoryName = fso.GetParentFolderName;
export const directoryExists: typeof IO.directoryExists = fso.FolderExists;
export const fileExists: typeof IO.fileExists = fso.FileExists;
export const log: typeof IO.log = global.WScript && global.WScript.StdOut.WriteLine;
export function createDirectory(path: string) {
if (directoryExists(path)) {
fso.CreateFolder(path);
}
}
export function deleteFile(path: string) {
if (fileExists(path)) {
fso.DeleteFile(path, true); // true: delete read-only files
}
}
export let listFiles: typeof IO.listFiles = (path, spec?, options?) => {
options = options || <{ recursive?: boolean; }>{};
function filesInFolder(folder: any, root: string): string[] {
let paths: string[] = [];
let fc: any;
if (options.recursive) {
fc = new Enumerator(folder.subfolders);
for (; !fc.atEnd(); fc.moveNext()) {
paths = paths.concat(filesInFolder(fc.item(), root + "\\" + fc.item().Name));
}
}
fc = new Enumerator(folder.files);
for (; !fc.atEnd(); fc.moveNext()) {
if (!spec || fc.item().Name.match(spec)) {
paths.push(root + "\\" + fc.item().Name);
}
}
return paths;
}
let folder: any = fso.GetFolder(path);
let paths: string[] = [];
return filesInFolder(folder, path);
};
}
export module Node {
declare let require: any;
let fs: any, pathModule: any;
if (require) {
fs = require("fs");
pathModule = require("path");
} else {
fs = pathModule = {};
}
export const resolvePath = (path: string) => ts.sys.resolvePath(path);
export const getCurrentDirectory = () => ts.sys.getCurrentDirectory();
export const newLine = () => harnessNewLine;
export const useCaseSensitiveFileNames = () => ts.sys.useCaseSensitiveFileNames;
export const readFile: typeof IO.readFile = path => ts.sys.readFile(path);
export const writeFile: typeof IO.writeFile = (path, content) => ts.sys.writeFile(path, content);
export const fileExists: typeof IO.fileExists = fs.existsSync;
export const log: typeof IO.log = s => console.log(s);
export function createDirectory(path: string) {
if (!directoryExists(path)) {
fs.mkdirSync(path);
}
}
export function deleteFile(path: string) {
try {
fs.unlinkSync(path);
} catch (e) {
}
}
export function directoryExists(path: string): boolean {
return fs.existsSync(path) && fs.statSync(path).isDirectory();
}
export function directoryName(path: string) {
let dirPath = pathModule.dirname(path);
// Node will just continue to repeat the root path, rather than return null
if (dirPath === path) {
dirPath = null;
} else {
return dirPath;
}
}
export let listFiles: typeof IO.listFiles = (path, spec?, options?) => {
options = options || <{ recursive?: boolean; }>{};
function filesInFolder(folder: string): string[] {
let paths: string[] = [];
let files = fs.readdirSync(folder);
for (let i = 0; i < files.length; i++) {
let pathToFile = pathModule.join(folder, files[i]);
let stat = fs.statSync(pathToFile);
if (options.recursive && stat.isDirectory()) {
paths = paths.concat(filesInFolder(pathToFile));
}
else if (stat.isFile() && (!spec || files[i].match(spec))) {
paths.push(pathToFile);
}
}
return paths;
}
return filesInFolder(path);
};
export let getMemoryUsage: typeof IO.getMemoryUsage = () => {
if (global.gc) {
global.gc();
}
return process.memoryUsage().heapUsed;
};
}
export module Network {
let serverRoot = "http://localhost:8888/";
export const newLine = () => harnessNewLine;
export const useCaseSensitiveFileNames = () => false;
export const getCurrentDirectory = () => "";
let supportsCodePage = () => false;
module Http {
function waitForXHR(xhr: XMLHttpRequest) {
while (xhr.readyState !== 4) { }
return { status: xhr.status, responseText: xhr.responseText };
}
/// Ask the server to use node's path.resolve to resolve the given path
function getResolvedPathFromServer(path: string) {
let xhr = new XMLHttpRequest();
try {
xhr.open("GET", path + "?resolve", false);
xhr.send();
}
catch (e) {
return { status: 404, responseText: null };
}
return waitForXHR(xhr);
}
export interface XHRResponse {
status: number;
responseText: string;
}
/// Ask the server for the contents of the file at the given URL via a simple GET request
export function getFileFromServerSync(url: string): XHRResponse {
let xhr = new XMLHttpRequest();
try {
xhr.open("GET", url, false);
xhr.send();
}
catch (e) {
return { status: 404, responseText: null };
}
return waitForXHR(xhr);
}
/// Submit a POST request to the server to do the given action (ex WRITE, DELETE) on the provided URL
export function writeToServerSync(url: string, action: string, contents?: string): XHRResponse {
let xhr = new XMLHttpRequest();
try {
let actionMsg = "?action=" + action;
xhr.open("POST", url + actionMsg, false);
xhr.setRequestHeader("Access-Control-Allow-Origin", "*");
xhr.send(contents);
}
catch (e) {
log(`XHR Error: ${e}`);
return { status: 500, responseText: null };
}
return waitForXHR(xhr);
}
}
export function createDirectory(path: string) {
// Do nothing (?)
}
export function deleteFile(path: string) {
Http.writeToServerSync(serverRoot + path, "DELETE", null);
}
export function directoryExists(path: string): boolean {
return false;
}
function directoryNameImpl(path: string) {
let dirPath = path;
// root of the server
if (dirPath.match(/localhost:\d+$/) || dirPath.match(/localhost:\d+\/$/)) {
dirPath = null;
// path + fileName
} else if (dirPath.indexOf(".") === -1) {
dirPath = dirPath.substring(0, dirPath.lastIndexOf("/"));
// path
} else {
// strip any trailing slash
if (dirPath.match(/.*\/$/)) {
dirPath = dirPath.substring(0, dirPath.length - 2);
}
dirPath = dirPath.substring(0, dirPath.lastIndexOf("/"));
}
return dirPath;
}
export let directoryName: typeof IO.directoryName = Utils.memoize(directoryNameImpl);
export const resolvePath = (path: string) => directoryName(path);
export function fileExists(path: string): boolean {
let response = Http.getFileFromServerSync(serverRoot + path);
return response.status === 200;
}
export function _listFilesImpl(path: string, spec?: RegExp, options?: any) {
let response = Http.getFileFromServerSync(serverRoot + path);
if (response.status === 200) {
let results = response.responseText.split(",");
if (spec) {
return results.filter(file => spec.test(file));
} else {
return results;
}
}
else {
return [""];
}
};
export let listFiles = Utils.memoize(_listFilesImpl);
export let log = (s: string) => console.log(s);
export function readFile(file: string) {
let response = Http.getFileFromServerSync(serverRoot + file);
if (response.status === 200) {
return response.responseText;
} else {
return null;
}
}
export function writeFile(path: string, contents: string) {
Http.writeToServerSync(serverRoot + path, "WRITE", contents);
}
}
}
switch (Utils.getExecutionEnvironment()) {
case Utils.ExecutionEnvironment.CScript:
IO = IOImpl.CScript;
break;
case Utils.ExecutionEnvironment.Node:
IO = IOImpl.Node;
break;
case Utils.ExecutionEnvironment.Browser:
IO = IOImpl.Network;
break;
}
}
module Harness {
let tcServicesFileName = "typescriptServices.js";
export let libFolder: string;
switch (Utils.getExecutionEnvironment()) {
case Utils.ExecutionEnvironment.CScript:
libFolder = "built/local/";
tcServicesFileName = "built/local/typescriptServices.js";
break;
case Utils.ExecutionEnvironment.Node:
libFolder = "built/local/";
tcServicesFileName = "built/local/typescriptServices.js";
break;
case Utils.ExecutionEnvironment.Browser:
libFolder = "built/local/";
tcServicesFileName = "built/local/typescriptServices.js";
break;
default:
throw new Error("Unknown context");
}
export let tcServicesFile = IO.readFile(tcServicesFileName);
export interface SourceMapEmitterCallback {
(emittedFile: string, emittedLine: number, emittedColumn: number, sourceFile: string, sourceLine: number, sourceColumn: number, sourceName: string): void;
}
// Settings
export let userSpecifiedRoot = "";
export let lightMode = false;
/** Functionality for compiling TypeScript code */
export module Compiler {
/** Aggregate various writes into a single array of lines. Useful for passing to the
* TypeScript compiler to fill with source code or errors.
*/
export class WriterAggregator implements ITextWriter {
public lines: string[] = [];
public currentLine = <string>undefined;
public Write(str: string) {
// out of memory usage concerns avoid using + or += if we're going to do any manipulation of this string later
this.currentLine = [(this.currentLine || ""), str].join("");
}
public WriteLine(str: string) {
// out of memory usage concerns avoid using + or += if we're going to do any manipulation of this string later
this.lines.push([(this.currentLine || ""), str].join(""));
this.currentLine = undefined;
}
public Close() {
if (this.currentLine !== undefined) { this.lines.push(this.currentLine); }
this.currentLine = undefined;
}
public reset() {
this.lines = [];
this.currentLine = undefined;
}
}
export interface IEmitterIOHost {
writeFile(path: string, contents: string, writeByteOrderMark: boolean): void;
resolvePath(path: string): string;
}
/** Mimics having multiple files, later concatenated to a single file. */
export class EmitterIOHost implements IEmitterIOHost {
private fileCollection: any = {};
/** create file gets the whole path to create, so this works as expected with the --out parameter */
public writeFile(s: string, contents: string, writeByteOrderMark: boolean): void {
let writer: ITextWriter;
if (this.fileCollection[s]) {
writer = <ITextWriter>this.fileCollection[s];
}
else {
writer = new Harness.Compiler.WriterAggregator();
this.fileCollection[s] = writer;
}
writer.Write(contents);
writer.Close();
}
public resolvePath(s: string) { return s; }
public reset() { this.fileCollection = {}; }
public toArray(): { fileName: string; file: WriterAggregator; }[] {
let result: { fileName: string; file: WriterAggregator; }[] = [];
for (let p in this.fileCollection) {
if (this.fileCollection.hasOwnProperty(p)) {
let current = <Harness.Compiler.WriterAggregator>this.fileCollection[p];
if (current.lines.length > 0) {
if (p.indexOf(".d.ts") !== -1) { current.lines.unshift(["////[", Path.getFileName(p), "]"].join("")); }
result.push({ fileName: p, file: this.fileCollection[p] });
}
}
}
return result;
}
}
export function createSourceFileAndAssertInvariants(
fileName: string,
sourceText: string,
languageVersion: ts.ScriptTarget) {
// We'll only assert inletiants outside of light mode.
const shouldAssertInvariants = !Harness.lightMode;
// Only set the parent nodes if we're asserting inletiants. We don't need them otherwise.
let result = ts.createSourceFile(fileName, sourceText, languageVersion, /*setParentNodes:*/ shouldAssertInvariants);
if (shouldAssertInvariants) {
Utils.assertInvariants(result, /*parent:*/ undefined);
}
return result;
}
const carriageReturnLineFeed = "\r\n";
const lineFeed = "\n";
export let defaultLibFileName = "lib.d.ts";
export let defaultLibSourceFile = createSourceFileAndAssertInvariants(defaultLibFileName, IO.readFile(libFolder + "lib.core.d.ts"), /*languageVersion*/ ts.ScriptTarget.Latest);
export let defaultES6LibSourceFile = createSourceFileAndAssertInvariants(defaultLibFileName, IO.readFile(libFolder + "lib.core.es6.d.ts"), /*languageVersion*/ ts.ScriptTarget.Latest);
// Cache these between executions so we don't have to re-parse them for every test
export let fourslashFileName = "fourslash.ts";
export let fourslashSourceFile: ts.SourceFile;
export function getCanonicalFileName(fileName: string): string {
return Harness.IO.useCaseSensitiveFileNames() ? fileName : fileName.toLowerCase();
}
export function createCompilerHost(
inputFiles: { unitName: string; content: string; }[],
writeFile: (fn: string, contents: string, writeByteOrderMark: boolean) => void,
scriptTarget: ts.ScriptTarget,
useCaseSensitiveFileNames: boolean,
// the currentDirectory is needed for rwcRunner to passed in specified current directory to compiler host
currentDirectory?: string,
newLineKind?: ts.NewLineKind): ts.CompilerHost {
// Local get canonical file name function, that depends on passed in parameter for useCaseSensitiveFileNames
function getCanonicalFileName(fileName: string): string {
return useCaseSensitiveFileNames ? fileName : fileName.toLowerCase();
}
let filemap: { [fileName: string]: ts.SourceFile; } = {};
let getCurrentDirectory = currentDirectory === undefined ? Harness.IO.getCurrentDirectory : () => currentDirectory;
// Register input files
function register(file: { unitName: string; content: string; }) {
if (file.content !== undefined) {
let fileName = ts.normalizePath(file.unitName);
filemap[getCanonicalFileName(fileName)] = createSourceFileAndAssertInvariants(fileName, file.content, scriptTarget);
}
};
inputFiles.forEach(register);
function getSourceFile(fn: string, languageVersion: ts.ScriptTarget) {
fn = ts.normalizePath(fn);
if (Object.prototype.hasOwnProperty.call(filemap, getCanonicalFileName(fn))) {
return filemap[getCanonicalFileName(fn)];
}
else if (currentDirectory) {
let canonicalAbsolutePath = getCanonicalFileName(ts.getNormalizedAbsolutePath(fn, currentDirectory));
return Object.prototype.hasOwnProperty.call(filemap, getCanonicalFileName(canonicalAbsolutePath)) ? filemap[canonicalAbsolutePath] : undefined;
}
else if (fn === fourslashFileName) {
let tsFn = "tests/cases/fourslash/" + fourslashFileName;
fourslashSourceFile = fourslashSourceFile || createSourceFileAndAssertInvariants(tsFn, Harness.IO.readFile(tsFn), scriptTarget);
return fourslashSourceFile;
}
else {
if (fn === defaultLibFileName) {
return languageVersion === ts.ScriptTarget.ES6 ? defaultES6LibSourceFile : defaultLibSourceFile;
}
// Don't throw here -- the compiler might be looking for a test that actually doesn't exist as part of the TC
return undefined;
}
}
let newLine =
newLineKind === ts.NewLineKind.CarriageReturnLineFeed ? carriageReturnLineFeed :
newLineKind === ts.NewLineKind.LineFeed ? lineFeed :
Harness.IO.newLine();
return {
getCurrentDirectory,
getSourceFile,
getDefaultLibFileName: options => defaultLibFileName,
writeFile,
getCanonicalFileName,
useCaseSensitiveFileNames: () => useCaseSensitiveFileNames,
getNewLine: () => newLine,
fileExists: fileName => getSourceFile(fileName, ts.ScriptTarget.ES5) !== undefined,
readFile: (fileName: string): string => { throw new Error("NotYetImplemented"); }
};
}
export class HarnessCompiler {
private inputFiles: { unitName: string; content: string }[] = [];
private compileOptions: ts.CompilerOptions;
private settings: Harness.TestCaseParser.CompilerSetting[] = [];
private lastErrors: ts.Diagnostic[];
public reset() {
this.inputFiles = [];
this.settings = [];
this.lastErrors = [];
}
public reportCompilationErrors() {
return this.lastErrors;
}
public setCompilerSettingsFromOptions(tcSettings: ts.CompilerOptions) {
this.settings = Object.keys(tcSettings).map(k => ({ flag: k, value: (<any>tcSettings)[k] }));
}
public setCompilerSettings(tcSettings: Harness.TestCaseParser.CompilerSetting[]) {
this.settings = tcSettings;
}
public addInputFiles(files: { unitName: string; content: string }[]) {
files.forEach(file => this.addInputFile(file));
}
public addInputFile(file: { unitName: string; content: string }) {
this.inputFiles.push(file);
}
public setCompilerOptions(options?: ts.CompilerOptions) {
this.compileOptions = options || { noResolve: false };
}
public emitAll(ioHost?: IEmitterIOHost) {
this.compileFiles(this.inputFiles,
/*otherFiles*/ [],
/*onComplete*/ result => {
result.files.forEach(writeFile);
result.declFilesCode.forEach(writeFile);
result.sourceMaps.forEach(writeFile);
},
/*settingsCallback*/ () => { },
this.compileOptions);
function writeFile(file: GeneratedFile) {
ioHost.writeFile(file.fileName, file.code, false);
}
}
public compileFiles(inputFiles: { unitName: string; content: string }[],
otherFiles: { unitName: string; content: string }[],
onComplete: (result: CompilerResult, program: ts.Program) => void,
settingsCallback?: (settings: ts.CompilerOptions) => void,
options?: ts.CompilerOptions,
// Current directory is needed for rwcRunner to be able to use currentDirectory defined in json file
currentDirectory?: string) {
options = options || { noResolve: false };