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Use async file operations for helpers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,8 +1,8 @@ | ||
| const app = require('./app.js') | ||
| const configPaths = require('../config/paths.js') | ||
| const PORT = process.env.PORT || configPaths.ports.app | ||
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| const app = require('./app.js')() | ||
| const PORT = process.env.PORT || configPaths.ports.app | ||
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| app.listen(PORT, () => { | ||
| app().then(server => server.listen(PORT, () => { | ||
| console.log('Server started at http://localhost:' + PORT) | ||
| }) | ||
| })) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| module.exports = { | ||
| env: { | ||
| jest: true | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,3 @@ | ||
| /* eslint-env jest */ | ||
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| const { toHaveNoViolations } = require('jest-axe') | ||
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| expect.extend(toHaveNoViolations) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,45 +1,120 @@ | ||
| const fs = require('fs') | ||
| const { readdir, readFile, stat } = require('fs/promises') | ||
| const path = require('path') | ||
| const yaml = require('js-yaml') | ||
| const fm = require('front-matter') | ||
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| const configPaths = require('../config/paths.js') | ||
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| const childDirectories = dir => { | ||
| return fs.readdirSync(dir) | ||
| .filter(file => fs.statSync(path.join(dir, file)).isDirectory()) | ||
| /** | ||
| * Directory listing for path | ||
| * | ||
| * @param {string} directoryPath | ||
| * @returns {Promise<{ basename: string; stats: import('fs').Stats }[]>} entries | ||
| */ | ||
| const getListing = async (directoryPath) => { | ||
| const cache = getListing.cache ??= new Map() | ||
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| // Cache listings | ||
| if (!cache.has(directoryPath)) { | ||
| const listing = await readdir(directoryPath) | ||
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| // Loop through listing entries | ||
| const entries = listing.map(async basename => { | ||
| return { basename, stats: await stat(path.join(directoryPath, basename)) } | ||
| }) | ||
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| // Resolve on completion | ||
| cache.set(directoryPath, Promise.all(entries)) | ||
| } | ||
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| return cache.get(directoryPath) | ||
| } | ||
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| // Generate component list from source directory, excluding anything that's not | ||
| // a directory (for example, .DS_Store files) | ||
| exports.allComponents = childDirectories(configPaths.components) | ||
| /** | ||
| * Directory listing (directories only) | ||
| * | ||
| * @param {string} directoryPath | ||
| * @returns {Promise<string[]>} directories | ||
| */ | ||
| const getDirectories = async (directoryPath) => { | ||
| const cache = getDirectories.cache ??= new Map() | ||
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| // Cache directory-only listings | ||
| if (!cache.has(directoryPath)) { | ||
| const entries = await getListing(directoryPath) | ||
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| // Read the contents of a file from a given path | ||
| const readFileContents = filePath => { | ||
| return fs.readFileSync(filePath, 'utf8') | ||
| cache.set(directoryPath, entries | ||
| .filter(({ stats }) => stats.isDirectory()) | ||
| .map(({ basename: directory }) => directory)) | ||
| } | ||
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| return cache.get(directoryPath) | ||
| } | ||
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| exports.readFileContents = readFileContents | ||
| /** | ||
| * Generate component list from source directory, excluding anything that's not | ||
| * a directory (for example, .DS_Store files) | ||
| * | ||
| * @returns {Promise<string[]>} directories | ||
| */ | ||
| const getAllComponents = async () => { | ||
| return getDirectories(configPaths.components) | ||
| } | ||
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| const getComponentData = componentName => { | ||
| try { | ||
| const yamlPath = path.join(configPaths.components, componentName, `${componentName}.yaml`) | ||
| return yaml.load( | ||
| fs.readFileSync(yamlPath, 'utf8'), { json: true } | ||
| ) | ||
| } catch (error) { | ||
| throw new Error(error) | ||
| /** | ||
| * Load component data | ||
| * | ||
| * @param {string} componentName - Component name | ||
| * @returns {Promise<{ examples?: unknown[]; params?: unknown[] }>} Component data | ||
| */ | ||
| const getComponentData = async componentName => { | ||
| const cache = getComponentData.cache ??= new Map() | ||
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| // Cache component data | ||
| if (!cache.has(componentName)) { | ||
| let componentData = {} | ||
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| try { | ||
| const yamlPath = path.join(configPaths.components, componentName, `${componentName}.yaml`) | ||
| componentData = yaml.load(await readFile(yamlPath, 'utf8'), { json: true }) | ||
| } catch (error) { | ||
| throw new Error(error) | ||
| } | ||
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| cache.set(componentName, componentData) | ||
| } | ||
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| return cache.get(componentName) | ||
| } | ||
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| exports.getComponentData = getComponentData | ||
| const getFullPageExamples = async () => { | ||
| if (!getFullPageExamples.cache) { | ||
| const examplesDirectories = await getDirectories(path.resolve(configPaths.fullPageExamples)) | ||
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| const examples = await Promise.all( | ||
| examplesDirectories.map(async folderName => { | ||
| const templatePath = path.join(configPaths.fullPageExamples, folderName, 'index.njk') | ||
| const { attributes } = fm(await readFile(templatePath, 'utf8')) | ||
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| return { | ||
| name: folderName, | ||
| path: folderName, | ||
| ...attributes | ||
| } | ||
| }) | ||
| ) | ||
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| getFullPageExamples.cache = examples | ||
| .sort((a, b) => (a.name.toLowerCase() > b.name.toLowerCase()) ? 1 : -1) | ||
| } | ||
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| return getFullPageExamples.cache | ||
| } | ||
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| exports.fullPageExamples = () => { | ||
| return childDirectories(path.resolve(configPaths.fullPageExamples)) | ||
| .map(folderName => ({ | ||
| name: folderName, | ||
| path: folderName, | ||
| ...fm(readFileContents(path.join(configPaths.fullPageExamples, folderName, 'index.njk'))).attributes | ||
| })) | ||
| .sort((a, b) => (a.name.toLowerCase() > b.name.toLowerCase()) ? 1 : -1) | ||
| module.exports = { | ||
| getAllComponents, | ||
| getFullPageExamples, | ||
| getComponentData, | ||
| getDirectories, | ||
| getListing | ||
| } |
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