fix(manager/docker): accept key-only arguments in COPY --from

renovatebot · Sep 11, 2024 · 5a02b94 · 5a02b94
1 parent 3b9c2f1
commit 5a02b94
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/modules/manager/dockerfile/extract.ts b/lib/modules/manager/dockerfile/extract.ts
@@ -385,7 +385,7 @@ export function extractPackageFile(
     const copyFromRegex = new RegExp(
       '^[ \\t]*COPY(?:' +
         escapeChar +
-        '[ \\t]*\\r?\\n| |\\t|#.*?\\r?\\n|--[a-z]+=[a-zA-Z0-9_.:-]+?)+--from=(?<image>\\S+)',
+        '[ \\t]*\\r?\\n| |\\t|#.*?\\r?\\n|--[a-z]+(?:=[a-zA-Z0-9_.:-]+?)?)+--from=(?<image>\\S+)',
       'im',
     ); // TODO #12875 complex for re2 has too many not supported groups
     const copyFromMatch = instruction.match(copyFromRegex);