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template.ts
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template.ts
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import { promises as fsp } from 'fs'
import lodashTemplate from 'lodash.template'
import hash from 'hash-sum'
import { camelCase } from 'scule'
import { basename, extname } from 'pathe'
import { genDynamicImport, genImport } from 'knitwork'
import type { NuxtTemplate } from '@nuxt/schema'
export async function compileTemplate (template: NuxtTemplate, ctx: any) {
const data = { ...ctx, options: template.options }
if (template.src) {
try {
const srcContents = await fsp.readFile(template.src, 'utf-8')
return lodashTemplate(srcContents, {})(data)
} catch (err) {
console.error('Error compiling template: ', template)
throw err
}
}
if (template.getContents) {
return template.getContents(data)
}
throw new Error('Invalid template: ' + JSON.stringify(template))
}
const serialize = (data: any) => JSON.stringify(data, null, 2).replace(/"{(.+)}"(?=,?$)/gm, r => JSON.parse(r).replace(/^{(.*)}$/, '$1'))
const importName = (src: string) => `${camelCase(basename(src, extname(src))).replace(/[^a-zA-Z?\d\s:]/g, '')}_${hash(src)}`
const importSources = (sources: string | string[], { lazy = false } = {}) => {
if (!Array.isArray(sources)) {
sources = [sources]
}
return sources.map((src) => {
if (lazy) {
return `const ${importName(src)} = ${genDynamicImport(src, { comment: `webpackChunkName: ${JSON.stringify(src)}` })}`
}
return genImport(src, importName(src))
}).join('\n')
}
export const templateUtils = { serialize, importName, importSources }