feat: compatible deno cache command since Deno v0.40.0

client/src/extension.ts

@@ -30,6 +30,7 @@ import {
 import getport from "get-port";
 import execa from "execa";
 import { init, localize } from "vscode-nls-i18n";
+import * as semver from "semver";
 
 import { TreeViewProvider } from "./tree_view_provider";
 import { ImportMap } from "../../core/import_map";
@@ -502,14 +503,14 @@ Executable ${this.denoInfo.executablePath}`;
             cancellable: true,
           },
           (process, cancelToken) => {
-            const ps = execa(
-              this.denoInfo.executablePath,
-              ["fetch", moduleName],
-              {
-                // timeout of 2 minute
-                timeout: 1000 * 60 * 2,
-              }
-            );
+            // `deno fetch xxx` has been renamed to `deno cache xxx` since Deno v0.40.0
+            const cmd = semver.gte(this.denoInfo.version.deno, "0.40.0")
+              ? "cache"
+              : "fetch";
+            const ps = execa(this.denoInfo.executablePath, [cmd, moduleName], {
+              // timeout of 2 minute
+              timeout: 1000 * 60 * 2,
+            });
 
             const updateProgress = (buf: Buffer) => {
               const raw = buf.toString();

package.json

@@ -176,6 +176,7 @@
     "@types/json5": "0.0.30",
     "@types/node": "12.12.35",
     "@types/which": "1.3.2",
+    "@types/semver": "7.1.0",
     "@typescript-eslint/eslint-plugin": "2.27.0",
     "@typescript-eslint/parser": "2.27.0",
     "coveralls": "3.0.11",
@@ -193,6 +194,7 @@
     "deepmerge": "^4.2.2",
     "json5": "^2.1.1",
     "typescript-deno-plugin": "./typescript-deno-plugin",
-    "vscode-nls-i18n": "^0.2.0"
+    "vscode-nls-i18n": "^0.2.0",
+    "semver": "7.2.1"
   }
 }

server/package.json

@@ -4,15 +4,13 @@
   },
   "dependencies": {
     "execa": "4.0.0",
-    "semver": "7.2.1",
     "typescript": "3.8.3",
     "vscode-languageserver": "6.1.1",
     "vscode-languageserver-textdocument": "1.0.1",
     "vscode-uri": "2.1.1",
     "which": "2.0.2"
   },
   "devDependencies": {
-    "@types/semver": "7.1.0",
     "@types/which": "1.3.2"
   }
 }