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update fs nodejs sample

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This commit is contained in:
Benjamin Pasero
2019-03-28 07:30:31 +01:00
parent 8143df9875
commit efbfb30884
1 changed files with 36 additions and 10 deletions
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46
nodefs-provider-sample/src/extension.ts
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@ -48,7 +48,8 @@ class DateiFileSystemProvider implements vscode.FileSystemProvider {
}
async _stat(path: string): Promise<vscode.FileStat> {
return new FileStat(await _.stat(path));
const res = await _.statLink(path);
return new FileStat(res.stat, res.isSymbolicLink);
}
readDirectory(uri: vscode.Uri): [string, vscode.FileType][] | Thenable<[string, vscode.FileType][]> {
@ -134,6 +135,11 @@ export function deactivate() { }
//#region Utilities
export interface IStatAndLink {
stat: fs.Stats;
isSymbolicLink: boolean;
}
namespace _ {
function handleResult<T>(resolve: (result: T) => void, reject: (error: Error) => void, error: Error | null | undefined, result: T): void {
@ -190,12 +196,6 @@ namespace _ {
});
}
export function stat(path: string): Promise<fs.Stats> {
return new Promise<fs.Stats>((resolve, reject) => {
fs.stat(path, (error, stat) => handleResult(resolve, reject, error, stat));
});
}
export function readfile(path: string): Promise<Buffer> {
return new Promise<Buffer>((resolve, reject) => {
fs.readFile(path, (error, buffer) => handleResult(resolve, reject, error, buffer));
@ -237,14 +237,40 @@ namespace _ {
fs.unlink(path, error => handleResult(resolve, reject, error, void 0));
});
}
export function statLink(path: string): Promise<IStatAndLink> {
return new Promise((resolve, reject) => {
fs.lstat(path, (error, lstat) => {
if (error || lstat.isSymbolicLink()) {
fs.stat(path, (error, stat) => {
if (error) {
return handleResult(resolve, reject, error, void 0);
}
handleResult(resolve, reject, error, { stat, isSymbolicLink: lstat && lstat.isSymbolicLink() });
});
} else {
handleResult(resolve, reject, error, { stat: lstat, isSymbolicLink: false });
}
});
});
}
}
export class FileStat implements vscode.FileStat {
constructor(private fsStat: fs.Stats) { }
constructor(private fsStat: fs.Stats, private _isSymbolicLink: boolean) { }
get type(): vscode.FileType {
return this.fsStat.isFile() ? vscode.FileType.File : this.fsStat.isDirectory() ? vscode.FileType.Directory : this.fsStat.isSymbolicLink() ? vscode.FileType.SymbolicLink : vscode.FileType.Unknown;
let type: number;
if (this._isSymbolicLink) {
type = vscode.FileType.SymbolicLink | (this.fsStat.isDirectory() ? vscode.FileType.Directory : vscode.FileType.File);
} else {
type = this.fsStat.isFile() ? vscode.FileType.File : this.fsStat.isDirectory() ? vscode.FileType.Directory : vscode.FileType.Unknown;
}
return type;
}
get isFile(): boolean | undefined {
@ -256,7 +282,7 @@ export class FileStat implements vscode.FileStat {
}
get isSymbolicLink(): boolean | undefined {
return this.fsStat.isSymbolicLink();
return this._isSymbolicLink;
}
get size(): number {