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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,112 @@ | ||
| import { useNuxt } from '@nuxt/kit' | ||
| import { relative } from 'pathe' | ||
| import _loadConfig from 'tailwindcss/loadConfig.js' | ||
| import type { ModuleOptions, TWConfig } from './types' | ||
| import logger from './logger' | ||
| import configMerger from './runtime/merger.mjs' | ||
|
|
||
| export const checkUnsafeConfig = (config?: ModuleOptions['config'] | Partial<TWConfig>) => { | ||
| if (!config) return | ||
|
|
||
| if ( | ||
| 'plugins' in config && Array.isArray(config.plugins) | ||
| && config.plugins.find(p => typeof p === 'function' || typeof p?.handler === 'function') | ||
| ) { | ||
| return 'plugins' | ||
| } | ||
|
|
||
| if (config.content) { | ||
| const invalidProperty = ['extract', 'transform'].find((i) => i in config.content! && typeof config.content![i as keyof ModuleOptions['config']['content']] === 'function' ) | ||
|
|
||
| if (invalidProperty) { | ||
| return `content.${invalidProperty}` | ||
| } | ||
| } | ||
|
|
||
| if (config.safelist) { | ||
| // @ts-expect-error `s` is never | ||
| const invalidIdx = inlineConfig.safelist.findIndex((s) => typeof s === 'object' && s.pattern instanceof RegExp) | ||
|
|
||
| if (invalidIdx > -1) { | ||
| return `safelist[${invalidIdx}]` | ||
| } | ||
| } | ||
| } | ||
|
|
||
| const trackObjChanges = ( | ||
| configOperations: Record<string, string>, | ||
| configPath: string, | ||
| path: (string | symbol)[] = [] | ||
| ): ProxyHandler<Partial<TWConfig>> => ({ | ||
| get: (target, key: string) => { | ||
| return (typeof target[key] === 'object' && target[key] !== null) | ||
| ? new Proxy(target[key], trackObjChanges(configOperations, configPath, path.concat(key))) | ||
| : target[key] | ||
| }, | ||
|
|
||
| set(target, key, value) { | ||
| const resultingCode = `cfg${path.concat(key).map(k => `[${JSON.stringify(k)}]`).join('')} = ${JSON.stringify(value)};` | ||
|
|
||
| if (JSON.stringify(target[key as string]) === JSON.stringify(value) || configOperations[configPath].endsWith(resultingCode)) { | ||
| return Reflect.set(target, key, value) | ||
| } | ||
|
|
||
| configOperations[configPath] += resultingCode | ||
| const reflectResult = Reflect.set(target, key, value) | ||
| const unsafePropertyChange = checkUnsafeConfig(target) | ||
|
|
||
| if (unsafePropertyChange) { | ||
| logger.warn( | ||
| `A hook updated property \`${unsafePropertyChange}\` to a non-serializable value. Falling back to providing the loaded configuration inlined directly to PostCSS loader..`, | ||
| 'Consider passing this configuration through a separate file (specifying in `configPath` of the module options) to enable additional support for IntelliSense and HMR.' | ||
| ) | ||
| } | ||
|
|
||
| return reflectResult | ||
| }, | ||
|
|
||
| deleteProperty(target, key) { | ||
| configOperations[configPath] += `delete cfg${path.concat(key).map(k => `[${JSON.stringify(k)}]`).join('')};` | ||
| return Reflect.deleteProperty(target, key) | ||
| }, | ||
| }) | ||
|
|
||
| export const createConfigLoader = (configOperations: Record<string, string>, configPaths: string[], defaultConfig: Partial<TWConfig> = {}, nuxt = useNuxt()) => | ||
| async () => { | ||
| configPaths.forEach(p => configOperations[p] = '') | ||
|
|
||
| const tailwindConfig = await Promise.all(( | ||
| configPaths.map(async (configPath, idx, paths) => { | ||
| let _tailwindConfig: Partial<TWConfig> | undefined | ||
|
|
||
| try { | ||
| _tailwindConfig = configMerger(undefined, _loadConfig(configPath)) | ||
| } | ||
| catch (e) { | ||
| if (!configPath.startsWith(nuxt.options.buildDir)) { | ||
| configOperations[configPath] = 'return {};' | ||
| logger.warn(`Failed to load Tailwind config at: \`./${relative(nuxt.options.rootDir, configPath)}\``, e) | ||
| } | ||
| else { | ||
| configOperations[configPath] = nuxt.options.dev ? 'return {};' : '' | ||
| } | ||
| } | ||
|
|
||
| // Transform purge option from Array to object with { content } | ||
| if (_tailwindConfig?.purge && !_tailwindConfig.content) { | ||
| configOperations[configPath] += 'cfg.content = cfg.purge;' | ||
| } | ||
|
|
||
| await nuxt.callHook('tailwindcss:loadConfig', _tailwindConfig && new Proxy(_tailwindConfig, trackObjChanges(configOperations, configPath)), configPath, idx, paths) | ||
| return _tailwindConfig || {} | ||
| })), | ||
| ).then(configs => configs.reduce( | ||
| (prev, curr) => configMerger(curr, prev), | ||
| defaultConfig | ||
| )) as TWConfig | ||
|
|
||
| // Allow extending tailwindcss config by other modules | ||
| configOperations['main-config'] = '' | ||
| await nuxt.callHook('tailwindcss:config', new Proxy(tailwindConfig, trackObjChanges(configOperations, 'main-config'))) | ||
| return tailwindConfig | ||
| } |
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