3a03ff6b2d
By setting `renderExamples.ignoreBrokenExamples = true` the doc-gen will not fail if there is something wrong with an example. Instead it will just log a warning.
65 lines
2.8 KiB
JavaScript
65 lines
2.8 KiB
JavaScript
const { parseAttributes, renderAttributes } = require('../../helpers/utils');
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/**
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* Search the renderedContent looking for code examples that have a path (and optionally a region) attribute.
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* When they are found replace their content with the appropriate doc-region parsed previously from an example file.
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*/
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module.exports = function renderExamples(getExampleRegion, log, createDocMessage) {
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return {
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$runAfter: ['docs-rendered'],
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$runBefore: ['writing-files'],
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ignoreBrokenExamples: false,
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$process: function(docs) {
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docs.forEach(doc => {
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if (doc.renderedContent) {
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// We match either `code-example` or `code-pane` elements that have a path attribute
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doc.renderedContent = doc.renderedContent.replace(
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/<(code-example|code-pane)([^>]*)>[^<]*<\/([^>]+)>/g,
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(original, openingTag, attributes, closingTag) => {
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const attrMap = parseAttributes(attributes);
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if (attrMap.path) {
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try {
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if (closingTag !== openingTag) {
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// The markdown renderer will wrap what it thinks is a paragraph in `<p>` and `</p>` tags.
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// If you do not leave a blank line between a paragraph of text and a `<code-example>` then
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// the markdown renderer may add a paragraph marker "in-between" the opening and closing
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// tags of the code-example. For example:
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//
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// ```
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// Some paragraph
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// <code-example path="...">
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//
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// </code-example>
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// ```
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//
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// will be rendered as:
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//
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// ```
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// <p>Some paragraph
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// <code-example path="...">
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// </p>
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// </code-example>
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// ```
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throw new Error(
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'Badly formed example: ' + original + ' - closing tag does not match opening tag.\n' +
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' - Perhaps you forgot to put a blank line before the example?');
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}
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// We found a path attribute so look up the example and rebuild the HTML
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const exampleContent = getExampleRegion(doc, attrMap.path, attrMap.region);
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return `<${openingTag}${renderAttributes(attrMap)}>\n${exampleContent}\n</${openingTag}>`;
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} catch(e) {
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log.warn(createDocMessage(e.message, doc));
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if (!this.ignoreBrokenExamples) {
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throw e;
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}
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}
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}
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// No path attribute so just ignore this one
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return original;
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});
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}
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});
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}
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};
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};
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