From cb4eede97c8813672da48973bd92476434bad000 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ma=C3=ABl=20Nison?= <nison.mael@gmail.com>
Date: Mon, 15 Feb 2021 10:58:36 +0100
Subject: [PATCH] Fixes `pack` when a workspace dependency has no version
 (#2479)

* Uses 0.0.0 when no workspace version is configured

* Adds versions
---
 .yarn/versions/08c52146.yml           | 23 +++++++++++++++++++++++
 packages/plugin-pack/sources/index.ts |  3 +--
 2 files changed, 24 insertions(+), 2 deletions(-)
 create mode 100644 .yarn/versions/08c52146.yml

diff --git a/.yarn/versions/08c52146.yml b/.yarn/versions/08c52146.yml
new file mode 100644
index 000000000000..2608826fae09
--- /dev/null
+++ b/.yarn/versions/08c52146.yml
@@ -0,0 +1,23 @@
+releases:
+  "@yarnpkg/cli": patch
+  "@yarnpkg/plugin-pack": patch
+
+declined:
+  - "@yarnpkg/plugin-compat"
+  - "@yarnpkg/plugin-constraints"
+  - "@yarnpkg/plugin-dlx"
+  - "@yarnpkg/plugin-essentials"
+  - "@yarnpkg/plugin-init"
+  - "@yarnpkg/plugin-interactive-tools"
+  - "@yarnpkg/plugin-node-modules"
+  - "@yarnpkg/plugin-npm"
+  - "@yarnpkg/plugin-npm-cli"
+  - "@yarnpkg/plugin-patch"
+  - "@yarnpkg/plugin-pnp"
+  - "@yarnpkg/plugin-stage"
+  - "@yarnpkg/plugin-typescript"
+  - "@yarnpkg/plugin-version"
+  - "@yarnpkg/plugin-workspace-tools"
+  - "@yarnpkg/builder"
+  - "@yarnpkg/core"
+  - "@yarnpkg/doctor"
diff --git a/packages/plugin-pack/sources/index.ts b/packages/plugin-pack/sources/index.ts
index 4bffe2a89bc7..27c3e833ccf8 100644
--- a/packages/plugin-pack/sources/index.ts
+++ b/packages/plugin-pack/sources/index.ts
@@ -54,12 +54,11 @@ const beforeWorkspacePacking = (workspace: Workspace, rawManifest: any) => {
 
         // For workspace:path/to/workspace and workspace:* we look up the workspace version
         if (structUtils.areDescriptorsEqual(descriptor, matchingWorkspace.anchoredDescriptor) || range.selector === `*`)
-          versionToWrite = matchingWorkspace.manifest.version!;
+          versionToWrite = matchingWorkspace.manifest.version ?? `0.0.0`;
         else
           // for workspace:version we simply strip the protocol
           versionToWrite = range.selector;
 
-
         rawManifest[dependencyType][structUtils.stringifyIdent(descriptor)] = versionToWrite;
       }
     }