From 1b9ab04d4b4694eb32402daf83f8df5f13df23ec Mon Sep 17 00:00:00 2001
From: Veetaha <gerzoh1@gmail.com>
Date: Fri, 28 Feb 2020 23:56:17 +0200
Subject: vscode: migrate to more type-safe assert impl

---
 editors/code/src/installation/download_file.ts |  3 +--
 editors/code/src/installation/server.ts        |  3 +--
 editors/code/src/util.ts                       | 12 ++++++++----
 3 files changed, 10 insertions(+), 8 deletions(-)

(limited to 'editors/code/src')

diff --git a/editors/code/src/installation/download_file.ts b/editors/code/src/installation/download_file.ts
index 319cb995c..ee8949d61 100644
--- a/editors/code/src/installation/download_file.ts
+++ b/editors/code/src/installation/download_file.ts
@@ -2,8 +2,7 @@ import fetch from "node-fetch";
 import * as fs from "fs";
 import * as stream from "stream";
 import * as util from "util";
-import { strict as assert } from "assert";
-import { log } from "../util";
+import { log, assert } from "../util";
 
 const pipeline = util.promisify(stream.pipeline);
 
diff --git a/editors/code/src/installation/server.ts b/editors/code/src/installation/server.ts
index cb5e56844..6a6cf4f8c 100644
--- a/editors/code/src/installation/server.ts
+++ b/editors/code/src/installation/server.ts
@@ -1,13 +1,12 @@
 import * as vscode from "vscode";
 import * as path from "path";
-import { strict as assert } from "assert";
 import { promises as dns } from "dns";
 import { spawnSync } from "child_process";
 
 import { BinarySource } from "./interfaces";
 import { fetchArtifactReleaseInfo } from "./fetch_artifact_release_info";
 import { downloadArtifact } from "./download_artifact";
-import { log } from "../util";
+import { log, assert } from "../util";
 
 export async function ensureServerBinary(source: null | BinarySource): Promise<null | string> {
     if (!source) {
diff --git a/editors/code/src/util.ts b/editors/code/src/util.ts
index 68c2a94d0..acf78898b 100644
--- a/editors/code/src/util.ts
+++ b/editors/code/src/util.ts
@@ -1,22 +1,26 @@
 import * as lc from "vscode-languageclient";
 import * as vscode from "vscode";
+import { strict as nodeAssert } from "assert";
 
-let enabled: boolean = false;
+export function assert(condition: unknown, explanation: string): asserts condition {
+    nodeAssert(condition, explanation);
+}
 
 export const log = {
+    enabled: true,
     debug(message?: any, ...optionalParams: any[]): void {
-        if (!enabled) return;
+        if (!log.enabled) return;
         // eslint-disable-next-line no-console
         console.log(message, ...optionalParams);
     },
     error(message?: any, ...optionalParams: any[]): void {
-        if (!enabled) return;
+        if (!log.enabled) return;
         debugger;
         // eslint-disable-next-line no-console
         console.error(message, ...optionalParams);
     },
     setEnabled(yes: boolean): void {
-        enabled = yes;
+        log.enabled = yes;
     }
 };
 
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