ecmarkup/lib/Example.js

Custom element definitions and core utilities for markup that specifies ECMAScript and related technologies.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const Builder_1 = require("./Builder");
class Example extends Builder_1.default {
    constructor(spec, node, clause) {
        super(spec, node);
        this.clause = clause;
        this.caption = this.node.getAttribute('caption');
        if (this.node.hasAttribute('id')) {
            this.id = this.node.getAttribute('id');
        }
    }
    static async enter({ spec, node, clauseStack }) {
        const clause = clauseStack[clauseStack.length - 1];
        if (!clause)
            return; // don't process examples outside of clauses
        clause.examples.push(new Example(spec, node, clause));
    }
    build(number) {
        if (this.id) {
            // biblio is added during the build step as we don't know
            // the number at build time. Could probably be fixed.
            this.spec.biblio.add({
                type: 'example',
                id: this.id,
                number: number || 1,
                clauseId: this.clause.id,
            });
        }
        const ele = this.spec.doc.createElement('figure');
        ele.append(...this.node.childNodes);
        this.node.append(ele);
        let caption = 'Example';
        if (number) {
            caption += ' ' + number;
        }
        caption += ' (Informative)';
        if (this.caption) {
            caption += ': ' + this.caption;
        }
        const captionElem = this.spec.doc.createElement('figcaption');
        captionElem.textContent = caption;
        this.node.childNodes[0].insertBefore(captionElem, this.node.childNodes[0].firstChild);
    }
}
Example.elements = ['EMU-EXAMPLE'];
exports.default = Example;