Add rollup to provide distributables.

dist/peasy.js

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+(function (global, factory) {
+	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+	typeof define === 'function' && define.amd ? define(factory) :
+	(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.html = factory());
+})(this, (function () { 'use strict';
+
+	const REMOVE_ANY_INDENTATION_REGEX = /[\n\t]| {2,}/g;
+
+	const RENDERER = document.createElement('div');
+
+	const ID_ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
+		  ID_LENGTH = 10;
+
+	function _removeIndentation(strings) {
+		return strings.map(htmlPart => htmlPart.replace(REMOVE_ANY_INDENTATION_REGEX, ''));
+	}
+
+	function _generateId() {
+		let id = "";
+
+		for (let i = 0; i < ID_LENGTH; i++) {
+			id += ID_ALPHABET.charAt(Math.floor(Math.random() * ID_ALPHABET.length));
+		}
+
+		return id;
+	}
+
+	function _createInterpolationPlaceholders(values) {
+		const interpolations = {
+			nodes : []
+		};
+
+		interpolations.values = values.map(value => {
+			if (value instanceof Node) {
+				const id = _generateId();
+
+				interpolations.nodes.push({
+					id,
+					node : value
+				});
+
+				return `<div id="${id}"></div>`; // placeholder
+			} else {
+				return value;
+			}
+		});
+
+		return interpolations;
+	}
+
+	function html(strings, ...values){
+		const interpolations = _createInterpolationPlaceholders(values);
+		const htmlText = String.raw({ raw : _removeIndentation(strings.raw) }, ...interpolations.values);
+
+		RENDERER.innerHTML = htmlText;
+
+		interpolations.nodes.forEach(({ id, node }) => {
+			const placeholder = RENDERER.querySelector(`#${id}`);
+
+			placeholder.after(node);
+			placeholder.remove();
+		});
+
+		const childCount = RENDERER.childElementCount;
+
+		if (childCount === 1) {
+			return RENDERER.firstChild;
+		} else if (RENDERER.childElementCount > 1) {
+			return RENDERER.children;
+		} else {
+			return null;
+		}
+	}
+
+	return html;
+
+}));

dist/peasy.min.js

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+!function(e,n){"object"==typeof exports&&"undefined"!=typeof module?module.exports=n():"function"==typeof define&&define.amd?define(n):(e="undefined"!=typeof globalThis?globalThis:e||self).html=n()}(this,(function(){"use strict";const e=/[\n\t]| {2,}/g,n=document.createElement("div"),t="ABCDEFGHIJKLMNOPQRSTUVWXYZ";function o(n){return n.map((n=>n.replace(e,"")))}function r(e){const n={nodes:[]};return n.values=e.map((e=>{if(e instanceof Node){const o=function(){let e="";for(let n=0;n<10;n++)e+=t.charAt(Math.floor(Math.random()*t.length));return e}();return n.nodes.push({id:o,node:e}),`<div id="${o}"></div>`}return e})),n}return function(e,...t){const i=r(t),d=String.raw({raw:o(e.raw)},...i.values);return n.innerHTML=d,i.nodes.forEach((({id:e,node:t})=>{const o=n.querySelector(`#${e}`);o.after(t),o.remove()})),1===n.childElementCount?n.firstChild:n.childElementCount>1?n.children:null}}));