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tweak commands

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This commit is contained in:
Johannes Rieken
2019-07-23 10:15:31 +02:00
parent 1740bcdbdb
commit c6cffef8c9
2 changed files with 29 additions and 19 deletions
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8
fsconsumer-sample/package.json
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@ -15,7 +15,7 @@
"Other"
],
"activationEvents": [
"onCommand:fs/findJS",
"onCommand:fs/openJS",
"onCommand:fs/sumSizes",
"onCommand:fs/readWriteFile"
],
@ -23,13 +23,13 @@
"contributes": {
"commands": [
{
"command": "fs/findJS",
"title": "Find JavaScript",
"command": "fs/openJS",
"title": "Open JavaScript-file for TypeScript-file...",
"category": "FS"
},
{
"command": "fs/sumSizes",
"title": "Sum file sizes in folder",
"title": "Show folder information for current file",
"category": "FS"
},
{

40
fsconsumer-sample/src/extension.ts
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@ -9,12 +9,13 @@ import { posix } from 'path';
export function activate(context: vscode.ExtensionContext) {
// Command #1 - Check if for a TypeScript-file a JavaScript-file exists
// Command #1 - Check and show a JavaScript-file for a TypeScript-file
// * shows how to derive a new uri from an existing uri
// * shows how to check for existence of a file
vscode.commands.registerCommand('fs/findJS', async function () {
if (!vscode.window.activeTextEditor ||
posix.extname(vscode.window.activeTextEditor.document.uri.path) !== '.ts'
vscode.commands.registerCommand('fs/openJS', async function () {
if (
!vscode.window.activeTextEditor
|| posix.extname(vscode.window.activeTextEditor.document.uri.path) !== '.ts'
) {
return vscode.window.showInformationMessage('Open a TypeScript file first');
}
@ -22,9 +23,10 @@ export function activate(context: vscode.ExtensionContext) {
const tsUri = vscode.window.activeTextEditor.document.uri;
const jsPath = posix.join(tsUri.path, '..', posix.basename(tsUri.path, '.ts') + '.js');
const jsUri = tsUri.with({ path: jsPath });
try {
await vscode.workspace.fs.stat(jsUri);
vscode.window.showInformationMessage(`${jsUri.toString(true)} file does exist`);
vscode.window.showTextDocument(jsUri, { viewColumn: vscode.ViewColumn.Beside });
} catch {
vscode.window.showInformationMessage(`${jsUri.toString(true)} file does *not* exist`);
}
@ -33,28 +35,34 @@ export function activate(context: vscode.ExtensionContext) {
// Command #2 - Compute total size of files in a folder
// * shows how to read a directory
// * shows how retrieve metadata for a file
// * create an untitled document that shows count and total of files
vscode.commands.registerCommand('fs/sumSizes', async function () {
async function sizeOfAllFilesInFolder(folder: vscode.Uri) {
let sum = 0;
async function countAndTotalOfFilesInFolder(folder: vscode.Uri): Promise<{ total: number, count: number }> {
let total = 0;
let count = 0;
for (const [name, type] of await vscode.workspace.fs.readDirectory(folder)) {
if (type === vscode.FileType.File) {
const filePath = posix.join(folder.path, name);
const stat = await vscode.workspace.fs.stat(folder.with({ path: filePath }));
sum += stat.size;
total += stat.size;
count += 1;
}
}
return sum;
return { total, count };
}
if (!vscode.workspace.workspaceFolders) {
return vscode.window.showInformationMessage('No folder or workspace opened');
if (!vscode.window.activeTextEditor) {
return vscode.window.showInformationMessage('Open a file first');
}
for (const folder of vscode.workspace.workspaceFolders) {
const total = await sizeOfAllFilesInFolder(folder.uri);
vscode.window.showInformationMessage(`${total} bytes in ${folder.uri.toString(true)}`);
}
const fileUri = vscode.window.activeTextEditor.document.uri;
const folderPath = posix.dirname(fileUri.path);
const folderUri = fileUri.with({ path: folderPath });
const info = await countAndTotalOfFilesInFolder(folderUri);
const doc = await vscode.workspace.openTextDocument({ content: `${info.count} files in ${folderUri.toString(true)} with a total of ${info.total} bytes` });
vscode.window.showTextDocument(doc, { viewColumn: vscode.ViewColumn.Beside });
});
// Command #3 - Write and read a file
@ -76,7 +84,9 @@ export function activate(context: vscode.ExtensionContext) {
const readData = await vscode.workspace.fs.readFile(fileUri);
const readStr = Buffer.from(readData).toString('utf8');
vscode.window.showInformationMessage(readStr);
vscode.window.showTextDocument(fileUri);
});
}