simple_link_preview 2.1.0

Lightweight link previews for HTML metadata, direct images, and other web content types.

2.1.0 - 2026-09-14

• Fetch resources as streams and parse only the HTML head.
• Add normalized contentType and page icon metadata.
• Add LinkPreview.toJson().
• Support direct images and other successful MIME types.
• Improve support for complex URLs and redirects.
• Return null for invalid URLs and request failures.
• Replace metadata_fetch_plus and universal_html with html.
• Add deterministic unit tests for metadata, content types, redirects, and failure handling.
• Add an optional asynchronous onError handler to SimpleLinkPreview.getPreview().
• Add public immutable LinkPreviewOptions with timeout, HTML byte limit, and redirect limit configuration.
• Add LinkPreviewOptions.validateStatus to accept selected HTTP responses, including renderable error pages.
• Accept Open Graph name attributes as a fallback for property attributes.
• Skip empty or invalid image and icon candidates before trying fallbacks.
• Resolve relative metadata URLs against a valid document <base href>.
• Sniff a bounded prefix for HTML when Content-Type is missing.
• Apply one timeout deadline across sending, streaming, and parsing.
• Add structured LinkPreviewException error codes and report verified failures, including HTTP statuses rejected by validateStatus, through onError.

2.0.0

• Upgrade the minimum Dart SDK constraint to >=3.0.0 <4.0.0.

1.0.2

• Format code.

1.0.1

• Update public API documentation.

1.0.0

• Initial version.