issue_comments: 752742669
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| html_url | issue_url | id | node_id | user | created_at | updated_at | author_association | body | reactions | issue | performed_via_github_app |
|---|---|---|---|---|---|---|---|---|---|---|---|
| https://github.com/simonw/datasette/issues/983#issuecomment-752742669 | https://api.github.com/repos/simonw/datasette/issues/983 | 752742669 | MDEyOklzc3VlQ29tbWVudDc1Mjc0MjY2OQ== | 9599 | 2020-12-30T20:07:05Z | 2020-12-30T20:07:18Z | OWNER | Initial prototype: ```javascript window.datasette = {}; window.datasette.plugins = (function() { var registry = {}; function extractParameters(fn) { var match = /\((.*)\)/.exec(fn.toString()); if (match && match[1].trim()) { return match[1].split(',').map(s => s.trim()); } else { return []; } } function register(hook, fn, parameters) { parameters = parameters || extractParameters(fn); if (!registry[hook]) { registry[hook] = []; } registry[hook].push([fn, parameters]); } function call(hook, args) { args = args || {}; var implementations = registry[hook] || []; var results = []; implementations.forEach(([fn, parameters]) => { /* Call with the correct arguments */ var callWith = parameters.map(parameter => args[parameter]); var result = fn.apply(fn, callWith); if (result) { results.push(result); } }); return results; } return { register: register, _registry: registry, call: call }; })(); ``` Usage example: ```javascript datasette.plugins.register('numbers', (a, b) => a + b) datasette.plugins.register('numbers', (a, b) => a * b) datasette.plugins.call('numbers', {a: 4, b: 6}) /* Returns [10, 24] */ ``` | {"total_count": 0, "+1": 0, "-1": 0, "laugh": 0, "hooray": 0, "confused": 0, "heart": 0, "rocket": 0, "eyes": 0} | 712260429 |