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{"version":3,"file":"hooks.umd.js","sources":["../src/index.js"],"sourcesContent":["import { options as _options } from 'preact';\n\n/** @type {number} */\nlet currentIndex;\n\n/** @type {import('./internal').Component} */\nlet currentComponent;\n\n/** @type {import('./internal').Component} */\nlet previousComponent;\n\n/** @type {number} */\nlet currentHook = 0;\n\n/** @type {Array<import('./internal').Component>} */\nlet afterPaintEffects = [];\n\n// Cast to use internal Options type\nconst options = /** @type {import('./internal').Options} */ (_options);\n\nlet oldBeforeDiff = options._diff;\nlet oldBeforeRender = options._render;\nlet oldAfterDiff = options.diffed;\nlet oldCommit = options._commit;\nlet oldBeforeUnmount = options.unmount;\nlet oldRoot = options._root;\n\nconst RAF_TIMEOUT = 100;\nlet prevRaf;\n\n/** @type {(vnode: import('./internal').VNode) => void} */\noptions._diff = vnode => {\n\tcurrentComponent = null;\n\tif (oldBeforeDiff) oldBeforeDiff(vnode);\n};\n\noptions._root = (vnode, parentDom) => {\n\tif (vnode && parentDom._children && parentDom._children._mask) {\n\t\tvnode._mask = parentDom._children._mask;\n\t}\n\n\tif (oldRoot) oldRoot(vnode, parentDom);\n};\n\n/** @type {(vnode: import('./internal').VNode) => void} */\noptions._render = vnode => {\n\tif (oldBeforeRender) oldBeforeRender(vnode);\n\n\tcurrentComponent = vnode._component;\n\tcurrentIndex = 0;\n\n\tconst hooks = currentComponent.__hooks;\n\tif (hooks) {\n\t\tif (previousComponent === currentComponent) {\n\t\t\thooks._pendingEffects = [];\n\t\t\tcurrentComponent._renderCallbacks = [];\n\t\t\thooks._list.forEach(hookItem => {\n\t\t\t\tif (hookItem._nextValue) {\n\t\t\t\t\thookItem._value = hookItem._nextValue;\n\t\t\t\t}\n\t\t\t\thookItem._pendingArgs = hookItem._nextValue = undefined;\n\t\t\t});\n\t\t} else {\n\t\t\thooks._pendingEffects.forEach(invokeCleanup);\n\t\t\thooks._pendingEffects.forEach(invokeEffect);\n\t\t\thooks._pendingEffects = [];\n\t\t\tcurrentIndex = 0;\n\t\t}\n\t}\n\tpreviousComponent = currentComponent;\n};\n\n/** @type {(vnode: import('./internal').VNode) => void} */\noptions.diffed = vnode => {\n\tif (oldAfterDiff) oldAfterDiff(vnode);\n\n\tconst c = vnode._component;\n\tif (c && c.__hooks) {\n\t\tif (c.__hooks._pendingEffects.length) afterPaint(afterPaintEffects.push(c));\n\t\tc.__hooks._list.forEach(hookItem => {\n\t\t\tif (hookItem._pendingArgs) {\n\t\t\t\thookItem._args = hookItem._pendingArgs;\n\t\t\t}\n\t\t\thookItem._pendingArgs = undefined;\n\t\t});\n\t}\n\tpreviousComponent = currentComponent = null;\n};\n\n// TODO: Improve typing of commitQueue parameter\n/** @type {(vnode: import('./internal').VNode, commitQueue: any) => void} */\noptions._commit = (vnode, commitQueue) => {\n\tcommitQueue.some(component => {\n\t\ttry {\n\t\t\tcomponent._renderCallbacks.forEach(invokeCleanup);\n\t\t\tcomponent._renderCallbacks = component._renderCallbacks.filter(cb =>\n\t\t\t\tcb._value ? invokeEffect(cb) : true\n\t\t\t);\n\t\t} catch (e) {\n\t\t\tcommitQueue.some(c => {\n\t\t\t\tif (c._renderCallbacks) c._renderCallbacks = [];\n\t\t\t});\n\t\t\tcommitQueue = [];\n\t\t\toptions._catchError(e, component._vnode);\n\t\t}\n\t});\n\n\tif (oldCommit) oldCommit(vnode, commitQueue);\n};\n\n/** @type {(vnode: import('./internal').VNode) => void} */\noptions.unmount = vnode => {\n\tif (oldBeforeUnmount) oldBeforeUnmount(vnode);\n\n\tconst c = vnode._component;\n\tif (c && c.__hooks) {\n\t\tlet hasErrored;\n\t\tc.__hooks._list.forEach(s => {\n\t\t\ttry {\n\t\t\t\tinvokeCleanup(s);\n\t\t\t} catch (e) {\n\t\t\t\thasErrored = e;\n\t\t\t}\n\t\t});\n\t\tc.__hooks = undefined;\n\t\tif (hasErrored) options._catchError(hasErrored, c._vnode);\n\t}\n};\n\n/**\n * Get a hook's state from the currentComponent\n * @param {number} index The index of the hook to get\n * @param {number} type The index of the hook to get\n * @returns {any}\n */\nfunction getHookState(index, type) {\n\tif (options._hook) {\n\t\toptions._hook(currentComponent, index, currentHook || type);\n\t}\n\tcurrentHook = 0;\n\n\t// Largely inspired by:\n\t// * https://github
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