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Copy pathutilities.ts
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302 lines (267 loc) · 11.1 KB
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/// <reference path="types.ts" />
/// <reference path="shared.ts" />
namespace ts.server {
export enum LogLevel {
terse,
normal,
requestTime,
verbose
}
export const emptyArray: SortedReadonlyArray<never> = createSortedArray<never>();
export interface Logger {
close(): void;
hasLevel(level: LogLevel): boolean;
loggingEnabled(): boolean;
perftrc(s: string): void;
info(s: string): void;
startGroup(): void;
endGroup(): void;
msg(s: string, type?: Msg.Types): void;
getLogFileName(): string;
}
export namespace Msg {
export type Err = "Err";
export const Err: Err = "Err";
export type Info = "Info";
export const Info: Info = "Info";
export type Perf = "Perf";
export const Perf: Perf = "Perf";
export type Types = Err | Info | Perf;
}
function getProjectRootPath(project: Project): Path {
switch (project.projectKind) {
case ProjectKind.Configured:
return <Path>getDirectoryPath(project.getProjectName());
case ProjectKind.Inferred:
// TODO: fixme
return <Path>"";
case ProjectKind.External:
const projectName = normalizeSlashes(project.getProjectName());
return project.projectService.host.fileExists(projectName) ? <Path>getDirectoryPath(projectName) : <Path>projectName;
}
}
export function createInstallTypingsRequest(project: Project, typeAcquisition: TypeAcquisition, unresolvedImports: SortedReadonlyArray<string>, cachePath?: string): DiscoverTypings {
return {
projectName: project.getProjectName(),
fileNames: project.getFileNames(/*excludeFilesFromExternalLibraries*/ true, /*excludeConfigFiles*/ true).concat(project.getExcludedFiles() as NormalizedPath[]),
compilerOptions: project.getCompilerOptions(),
typeAcquisition,
unresolvedImports,
projectRootPath: getProjectRootPath(project),
cachePath,
kind: "discover"
};
}
export namespace Errors {
export function ThrowNoProject(): never {
throw new Error("No Project.");
}
export function ThrowProjectLanguageServiceDisabled(): never {
throw new Error("The project's language service is disabled.");
}
export function ThrowProjectDoesNotContainDocument(fileName: string, project: Project): never {
throw new Error(`Project '${project.getProjectName()}' does not contain document '${fileName}'`);
}
}
export function getDefaultFormatCodeSettings(host: ServerHost): FormatCodeSettings {
return {
indentSize: 4,
tabSize: 4,
newLineCharacter: host.newLine || "\n",
convertTabsToSpaces: true,
indentStyle: IndentStyle.Smart,
insertSpaceAfterConstructor: false,
insertSpaceAfterCommaDelimiter: true,
insertSpaceAfterSemicolonInForStatements: true,
insertSpaceBeforeAndAfterBinaryOperators: true,
insertSpaceAfterKeywordsInControlFlowStatements: true,
insertSpaceAfterFunctionKeywordForAnonymousFunctions: false,
insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis: false,
insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets: false,
insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces: true,
insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces: false,
insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces: false,
insertSpaceBeforeFunctionParenthesis: false,
placeOpenBraceOnNewLineForFunctions: false,
placeOpenBraceOnNewLineForControlBlocks: false,
};
}
export function mergeMapLikes(target: MapLike<any>, source: MapLike<any>): void {
for (const key in source) {
if (hasProperty(source, key)) {
target[key] = source[key];
}
}
}
export type NormalizedPath = string & { __normalizedPathTag: any };
export function toNormalizedPath(fileName: string): NormalizedPath {
return <NormalizedPath>normalizePath(fileName);
}
export function normalizedPathToPath(normalizedPath: NormalizedPath, currentDirectory: string, getCanonicalFileName: (f: string) => string): Path {
const f = isRootedDiskPath(normalizedPath) ? normalizedPath : getNormalizedAbsolutePath(normalizedPath, currentDirectory);
return <Path>getCanonicalFileName(f);
}
export function asNormalizedPath(fileName: string): NormalizedPath {
return <NormalizedPath>fileName;
}
export interface NormalizedPathMap<T> {
get(path: NormalizedPath): T;
set(path: NormalizedPath, value: T): void;
contains(path: NormalizedPath): boolean;
remove(path: NormalizedPath): void;
}
export function createNormalizedPathMap<T>(): NormalizedPathMap<T> {
const map = createMap<T>();
return {
get(path) {
return map.get(path);
},
set(path, value) {
map.set(path, value);
},
contains(path) {
return map.has(path);
},
remove(path) {
map.delete(path);
}
};
}
export interface ProjectOptions {
configHasExtendsProperty: boolean;
/**
* true if config file explicitly listed files
*/
configHasFilesProperty: boolean;
configHasIncludeProperty: boolean;
configHasExcludeProperty: boolean;
/**
* these fields can be present in the project file
*/
files?: string[];
wildcardDirectories?: Map<WatchDirectoryFlags>;
compilerOptions?: CompilerOptions;
typeAcquisition?: TypeAcquisition;
compileOnSave?: boolean;
}
export function isInferredProjectName(name: string) {
// POSIX defines /dev/null as a device - there should be no file with this prefix
return /dev\/null\/inferredProject\d+\*/.test(name);
}
export function makeInferredProjectName(counter: number) {
return `/dev/null/inferredProject${counter}*`;
}
export function createSortedArray<T>(): SortedArray<T> {
return [] as SortedArray<T>;
}
export class ThrottledOperations {
private pendingTimeouts: Map<any> = createMap<any>();
constructor(private readonly host: ServerHost) {
}
public schedule(operationId: string, delay: number, cb: () => void) {
const pendingTimeout = this.pendingTimeouts.get(operationId);
if (pendingTimeout) {
// another operation was already scheduled for this id - cancel it
this.host.clearTimeout(pendingTimeout);
}
// schedule new operation, pass arguments
this.pendingTimeouts.set(operationId, this.host.setTimeout(ThrottledOperations.run, delay, this, operationId, cb));
}
private static run(self: ThrottledOperations, operationId: string, cb: () => void) {
self.pendingTimeouts.delete(operationId);
cb();
}
}
export class GcTimer {
private timerId: any;
constructor(private readonly host: ServerHost, private readonly delay: number, private readonly logger: Logger) {
}
public scheduleCollect() {
if (!this.host.gc || this.timerId !== undefined) {
// no global.gc or collection was already scheduled - skip this request
return;
}
this.timerId = this.host.setTimeout(GcTimer.run, this.delay, this);
}
private static run(self: GcTimer) {
self.timerId = undefined;
const log = self.logger.hasLevel(LogLevel.requestTime);
const before = log && self.host.getMemoryUsage();
self.host.gc();
if (log) {
const after = self.host.getMemoryUsage();
self.logger.perftrc(`GC::before ${before}, after ${after}`);
}
}
}
}
/* @internal */
namespace ts.server {
export function insertSorted<T>(array: SortedArray<T>, insert: T, compare: Comparer<T>): void {
if (array.length === 0) {
array.push(insert);
return;
}
const insertIndex = binarySearch(array, insert, compare);
if (insertIndex < 0) {
array.splice(~insertIndex, 0, insert);
}
}
export function removeSorted<T>(array: SortedArray<T>, remove: T, compare: Comparer<T>): void {
if (!array || array.length === 0) {
return;
}
if (array[0] === remove) {
array.splice(0, 1);
return;
}
const removeIndex = binarySearch(array, remove, compare);
if (removeIndex >= 0) {
array.splice(removeIndex, 1);
}
}
export function toSortedArray(arr: string[]): SortedArray<string>;
export function toSortedArray<T>(arr: T[], comparer: Comparer<T>): SortedArray<T>;
export function toSortedArray<T>(arr: T[], comparer?: Comparer<T>): SortedArray<T> {
arr.sort(comparer);
return arr as SortedArray<T>;
}
export function toDeduplicatedSortedArray(arr: string[]): SortedArray<string> {
arr.sort();
filterMutate(arr, isNonDuplicateInSortedArray);
return arr as SortedArray<string>;
}
function isNonDuplicateInSortedArray<T>(value: T, index: number, array: T[]) {
return index === 0 || value !== array[index - 1];
}
export function enumerateInsertsAndDeletes<T>(newItems: SortedReadonlyArray<T>, oldItems: SortedReadonlyArray<T>, inserted: (newItem: T) => void, deleted: (oldItem: T) => void, compare?: Comparer<T>) {
compare = compare || compareValues;
let newIndex = 0;
let oldIndex = 0;
const newLen = newItems.length;
const oldLen = oldItems.length;
while (newIndex < newLen && oldIndex < oldLen) {
const newItem = newItems[newIndex];
const oldItem = oldItems[oldIndex];
const compareResult = compare(newItem, oldItem);
if (compareResult === Comparison.LessThan) {
inserted(newItem);
newIndex++;
}
else if (compareResult === Comparison.GreaterThan) {
deleted(oldItem);
oldIndex++;
}
else {
newIndex++;
oldIndex++;
}
}
while (newIndex < newLen) {
inserted(newItems[newIndex++]);
}
while (oldIndex < oldLen) {
deleted(oldItems[oldIndex++]);
}
}
}
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