@tko/provider.mustache/dist/TextMustacheProvider.js

Interpolate text/node attributes {{ }}

"use strict";
// @tko/provider.mustache 🥊 4.0.0-beta1.6 ESM
import {
  Provider
} from "@tko/provider";
import {
  parseInterpolation
} from "./mustacheParser";
export default class TextMustacheProvider extends Provider {
  get FOR_NODE_TYPES() {
    return [3];
  }
  *textToNodes(textNode) {
    const parent = textNode.parentNode;
    const isTextarea = parent && parent.nodeName === "TEXTAREA";
    const hasStash = textNode.nodeValue && textNode.nodeValue.includes("{{");
    if (!hasStash || isTextarea) {
      return;
    }
    for (const part of parseInterpolation(textNode.nodeValue)) {
      yield* part.textNodeReplacement(textNode);
    }
  }
  textInterpolation(textNode) {
    const newNodes = Array.from(this.textToNodes(textNode));
    if (newNodes.length === 0) {
      return;
    }
    if (textNode.parentNode) {
      const parent = textNode.parentNode;
      const n = newNodes.length;
      for (let i = 0; i < n; ++i) {
        parent.insertBefore(newNodes[i], textNode);
      }
      parent.removeChild(textNode);
    }
    return newNodes;
  }
  preprocessNode(node) {
    return this.textInterpolation(node);
  }
}