Visual Studio Code 拡張機能のローカライズ設定

directory.txt

project
   |-package.json
   |-package.nls.json
   |-package.nls.ja.json
   |-tsconfig.json
   |-src
   |   |-extension.ts
   |   |-lang
   |      |-localization.ts

extension.ts

// サンプルコード部
import * as vscode from 'vscode';
import { localeText } from './lang/localization';
import { replaceText } from './core/text';

export function activate(context: vscode.ExtensionContext) 
{
	console.log(localeText("menu-title"));

	context.subscriptions.push(disposable);
}

export function deactivate() {}

localization.ts

import localeEn from "../../package.nls.json";
import localeJa from "../../package.nls.ja.json";

interface ILocaleEntry
{
	[key : string] : string;
}

const localeTableKey = <string>JSON.parse(<string>process.env.VSCODE_NLS_CONFIG).locale;
const localeTable = Object.assign(localeEn, ((<{[key : string] : ILocaleEntry}>
{
	ja : localeJa
})[localeTableKey] || { }));

export const localeText = (key : string) : string => localeTable[key] || key;

package.json

{
  ...
	"main": "./out/src/extension.js",
	"contributes": {
    // サンプル部分
		"commands": [
			{
				"command": "extension.sample",
				"title": "%menu-title%"
			}
		]
	},
  ...
}

package.nls.ja.json

{
    "menu-title": "サンプル名",
    ...
}

package.nls.json

{
    "menu-title": "sample name",
    ...
}

tsconfig.json

{
	"compilerOptions": {
		"resolveJsonModule": true,
		"esModuleInterop": true
	}
}