support for alpha / beta jupyterlab Python package versions

Author: mbektas

package.json

@@ -201,7 +201,7 @@
     "fix-path": "^3.0.0",
     "js-yaml": "^4.1.0",
     "node-fetch": "^2.6.7",
-    "semver": "^7.3.4",
+    "semver": "^7.5.0",
     "update-electron-app": "^2.0.1",
     "which": "^2.0.2",
     "winreg": "^1.2.4",

src/main/registry.ts

@@ -778,10 +778,14 @@ export class Registry implements IRegistry, IDisposable {
   ): boolean {
     return requirements.every((req, index, reqSelf) => {
       try {
-        return semver.satisfies(
-          environment.versions[req.name],
-          req.versionRange
-        );
+        const version = environment.versions[req.name];
+        // remove alpha / beta suffixes
+        const versionWithoutSuffix = `${semver.major(version, {
+          loose: true
+        })}.${semver.minor(version, {
+          loose: true
+        })}.${semver.patch(version, { loose: true })}`;
+        return semver.satisfies(versionWithoutSuffix, req.versionRange);
       } catch (e) {
         return false;
       }

yarn.lock

@@ -3675,6 +3675,13 @@ semver@^7.3.2, semver@^7.3.4, semver@^7.3.7:
   dependencies:
     lru-cache "^6.0.0"
 
+semver@^7.5.0:
+  version "7.5.0"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-7.5.0.tgz#ed8c5dc8efb6c629c88b23d41dc9bf40c1d96cd0"
+  integrity sha512-+XC0AD/R7Q2mPSRuy2Id0+CGTZ98+8f+KvwirxOKIEyid+XSx6HbC63p+O4IndTHuX5Z+JxQ0TghCkO5Cg/2HA==
+  dependencies:
+    lru-cache "^6.0.0"
+
 semver@~7.0.0:
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-7.0.0.tgz#5f3ca35761e47e05b206c6daff2cf814f0316b8e"