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Allow the leading character of a slug to be alphanumeric #56

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Merged
toderash merged 1 commit into from
May 7, 2026
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Merged

Allow the leading character of a slug to be alphanumeric #56

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4 changes: 2 additions & 2 deletions specification.md
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Expand Up @@ -313,10 +313,10 @@ The items of the list MUST be objects, conforming to the [Release Document](#rel

The `slug` property specifies the desired "slug" for the package, which the client may use for filenames or directory names when installing the package.

The slug MUST be a string containing only alphanumeric characters, dashes, or underscores. The slug MUST start with an alphabetic character.
The slug MUST be a string containing only alphanumeric characters, dashes, or underscores. The slug MUST start with an alphanumeric character.

```
slug = ALPHA *(ALPHA / DIGIT / "-" / "_")
slug = (ALPHA / DIGIT) *(ALPHA / DIGIT / "-" / "_")
```

Clients SHOULD validate the slug against these rules. If a slug does not validate, clients MAY strip invalid characters to form a valid slug, or ignore the slug entirely.
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