v0.1.0 - Initial Release

DuckDB URLPattern Extension v0.1.0

Initial release of the URLPattern extension for DuckDB, implementing the WHATWG URLPattern API.

Features

• Custom URLPATTERN type with validation and implicit casting from VARCHAR
• Pattern matching: urlpattern_test(pattern, url) - test if a URL matches a pattern
• Group extraction: urlpattern_extract(pattern, url, group_name) - extract named groups
• Full match results: urlpattern_exec(pattern, url) - returns STRUCT with all match details
• Pattern accessors: urlpattern_pathname(), urlpattern_protocol(), urlpattern_hostname(), urlpattern_port(), urlpattern_search(), urlpattern_hash()
• Pattern caching for improved performance on repeated patterns

Quick Start

-- Load the extension
LOAD urlpattern;

-- Test if URLs match a pattern
SELECT urlpattern_test('https://example.com/users/:id', 'https://example.com/users/123');
-- true

-- Extract named groups
SELECT urlpattern_extract('https://example.com/users/:id', 'https://example.com/users/123', 'id');
-- '123'

-- Get full match results
SELECT urlpattern_exec('/posts/:slug', '/posts/hello-world');
-- {matched: true, pathname: '/posts/hello-world', groups: {slug: 'hello-world'}, ...}

Supported Platforms

Platform	Status
Linux (amd64)	✅
Linux (arm64)	✅
Linux (musl)	✅
macOS (amd64)	✅
macOS (arm64)	✅
Windows	❌ (MinGW compatibility issue)
WASM	❌ (emscripten compiler issue)

Installation

Download the appropriate extension for your platform from the release assets, or build from source.

Documentation

See the documentation for full API reference.