fwebc.js

Toy framework for learning web components
git clone git://git.finwo.net/lib/fwebc.js
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commit d2449a22b2b76172a9a7aa5a55c15aa140c2d46b
parent 458ee3e6ff2a3bc9d29f95d49e6a17e9e8a091b3
Author: finwo <finwo@pm.me>
Date:   Wed, 25 Nov 2020 21:06:11 +0100

Do not use shadow roots, they screw up css

Diffstat:
Mfwebc.js | 5+----
Mfwebc.min.js | 2+-
2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/fwebc.js b/fwebc.js @@ -118,9 +118,6 @@ // Initial state this.state = {}; - // Initialize shadow root - this.root = this.attachShadow({ mode: 'open' }); - // Run plugins for (const plugin of plugins) { plugin(this); @@ -141,7 +138,7 @@ render() { const fn = new Function(...Object.keys(this.state), 'return `'+template+'`;'); - try { this.root.innerHTML = fn(...Object.values(this.state)); } catch(e) { console.error(e); } + try { this.innerHTML = fn(...Object.values(this.state)); } catch(e) { console.error(e); } }; }); diff --git a/fwebc.min.js b/fwebc.min.js @@ -1 +1 @@ -(e=>{"object"==typeof module&&"exports"in module?module.exports=e({fetch:require("node-fetch")}):"object"==typeof window&&(window.fwebc=e({fetch:window.fetch}))})(({fetch:e})=>{const t={},n=[],o={ext:"tag",base:"/partial"},r=t.util={isObject:e=>null!==e&&("object"==typeof e&&!Array.isArray(e)),unescape(e){const t=document.createElement("textarea");return t.innerHTML=e,0===t.childNodes.length?"":t.childNodes[0].nodeValue},observable(e,t,n=""){if(Object(e)!==e)throw new Error(`Object is not an object, got: ${e}`);if("function"!=typeof t)throw new Error(`Callback is not a function, got: ${t}`);for(const o of Object.keys(e))Object(e[o])===e[o]&&(e[o]=r.observable(e[o],t,`${n}${o}.`));return new Proxy(e,{set(e,o,c,s){if(e[o]===c)return;let i=o in e?"update":"add";const l={name:o,type:i,object:e};return"update"==i&&(l.oldValue=e[o]),e[o]=Object(c)===c?r.observable(c,t,`${n}${o}.`):c,t([l]),!0},deleteProperty(e,n,o){if(!(n in e))return;const r={name:n,type:"delete",object:e,oldValue:e[n]};return delete e[n],t([r]),!0}})}};return t.cfg=(e=>{Object.assign(o,e)}),t.install=(e=>{"function"==typeof e&&n.push(e)}),t.uninstall=(e=>{const t=n.indexOf(e);~t&&n.splice(t,1)}),t.register=((e,o)=>{if(window.customElements.get(e))return;let c=document.createElement("template");for(c.innerHTML=o;1==c.content.children.length&&c.content.firstChild instanceof HTMLTemplateElement;)c=c.content.firstChild;if(c.content.firstChild instanceof HTMLTemplateElement){const e=c.content.firstChild;c.content.prepend(...e.content.children),c.content.removeChild(e)}let s="";for(const e of[...c.content.children])e instanceof HTMLScriptElement&&(e.getAttribute("src")||(s+=e.innerHTML,c.content.removeChild(e)));c=r.unescape(c.innerHTML),window.customElements.define(e,class extends HTMLElement{constructor(){super(),this.state={},this.root=this.attachShadow({mode:"open"});for(const e of n)e(this);new Function(s).call(this),this.dependencies&&this.dependencies.forEach(t.load),this.state=r.observable(this.state,this.render.bind(this)),this.render()}render(){const e=new Function(...Object.keys(this.state),"return `"+c+"`;");try{this.root.innerHTML=e(...Object.values(this.state))}catch(e){console.error(e)}}})}),t.load=(n=>{e(`${o.base}/${n.replace(/-/g,"/")}.${o.ext}`).then(e=>e.text()).then(e=>{t.register(n,e)})}),t}); +(e=>{"object"==typeof module&&"exports"in module?module.exports=e({fetch:require("node-fetch")}):"object"==typeof window&&(window.fwebc=e({fetch:window.fetch}))})(({fetch:e})=>{const t={},n=[],o={ext:"tag",base:"/partial"},r=t.util={isObject:e=>null!==e&&("object"==typeof e&&!Array.isArray(e)),unescape(e){const t=document.createElement("textarea");return t.innerHTML=e,0===t.childNodes.length?"":t.childNodes[0].nodeValue},observable(e,t,n=""){if(Object(e)!==e)throw new Error(`Object is not an object, got: ${e}`);if("function"!=typeof t)throw new Error(`Callback is not a function, got: ${t}`);for(const o of Object.keys(e))Object(e[o])===e[o]&&(e[o]=r.observable(e[o],t,`${n}${o}.`));return new Proxy(e,{set(e,o,c,s){if(e[o]===c)return;let i=o in e?"update":"add";const l={name:o,type:i,object:e};return"update"==i&&(l.oldValue=e[o]),e[o]=Object(c)===c?r.observable(c,t,`${n}${o}.`):c,t([l]),!0},deleteProperty(e,n,o){if(!(n in e))return;const r={name:n,type:"delete",object:e,oldValue:e[n]};return delete e[n],t([r]),!0}})}};return t.cfg=(e=>{Object.assign(o,e)}),t.install=(e=>{"function"==typeof e&&n.push(e)}),t.uninstall=(e=>{const t=n.indexOf(e);~t&&n.splice(t,1)}),t.register=((e,o)=>{if(window.customElements.get(e))return;let c=document.createElement("template");for(c.innerHTML=o;1==c.content.children.length&&c.content.firstChild instanceof HTMLTemplateElement;)c=c.content.firstChild;if(c.content.firstChild instanceof HTMLTemplateElement){const e=c.content.firstChild;c.content.prepend(...e.content.children),c.content.removeChild(e)}let s="";for(const e of[...c.content.children])e instanceof HTMLScriptElement&&(e.getAttribute("src")||(s+=e.innerHTML,c.content.removeChild(e)));c=r.unescape(c.innerHTML),window.customElements.define(e,class extends HTMLElement{constructor(){super(),this.state={};for(const e of n)e(this);new Function(s).call(this),this.dependencies&&this.dependencies.forEach(t.load),this.state=r.observable(this.state,this.render.bind(this)),this.render()}render(){const e=new Function(...Object.keys(this.state),"return `"+c+"`;");try{this.innerHTML=e(...Object.values(this.state))}catch(e){console.error(e)}}})}),t.load=(n=>{e(`${o.base}/${n.replace(/-/g,"/")}.${o.ext}`).then(e=>e.text()).then(e=>{t.register(n,e)})}),t});