43 lines
1.7 KiB
JavaScript
43 lines
1.7 KiB
JavaScript
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import { inspectList, truncator } from './helpers.js';
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export function inspectAttribute([key, value], options) {
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options.truncate -= 3;
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if (!value) {
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return `${options.stylize(String(key), 'yellow')}`;
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}
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return `${options.stylize(String(key), 'yellow')}=${options.stylize(`"${value}"`, 'string')}`;
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}
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export function inspectNodeCollection(collection, options) {
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return inspectList(collection, options, inspectNode, '\n');
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}
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export function inspectNode(node, options) {
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switch (node.nodeType) {
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case 1:
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return inspectHTML(node, options);
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case 3:
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return options.inspect(node.data, options);
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default:
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return options.inspect(node, options);
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}
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}
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// @ts-ignore (Deno doesn't have Element)
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export default function inspectHTML(element, options) {
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const properties = element.getAttributeNames();
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const name = element.tagName.toLowerCase();
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const head = options.stylize(`<${name}`, 'special');
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const headClose = options.stylize(`>`, 'special');
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const tail = options.stylize(`</${name}>`, 'special');
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options.truncate -= name.length * 2 + 5;
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let propertyContents = '';
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if (properties.length > 0) {
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propertyContents += ' ';
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propertyContents += inspectList(properties.map((key) => [key, element.getAttribute(key)]), options, inspectAttribute, ' ');
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}
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options.truncate -= propertyContents.length;
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const truncate = options.truncate;
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let children = inspectNodeCollection(element.children, options);
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if (children && children.length > truncate) {
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children = `${truncator}(${element.children.length})`;
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}
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return `${head}${propertyContents}${headClose}${children}${tail}`;
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}
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