| | |
| | | import { ProcessedContent } from '../plugins/vfile' |
| | | import { PerfTimer } from '../perf' |
| | | import { read } from 'to-vfile' |
| | | import { slugify } from '../path' |
| | | import { FilePath, ServerSlug, slugifyFilePath } from '../path' |
| | | import path from 'path' |
| | | import os from 'os' |
| | | import workerpool, { Promise as WorkerPromise } from 'workerpool' |
| | | import { QuartzTransformerPlugin } from '../plugins/types' |
| | | import { QuartzTransformerPluginInstance } from '../plugins/types' |
| | | import { QuartzLogger } from '../log' |
| | | import chalk from 'chalk' |
| | | import { trace } from '../trace' |
| | | |
| | | export type QuartzProcessor = Processor<MDRoot, HTMLRoot, void> |
| | | export function createProcessor(transformers: QuartzTransformerPlugin[]): QuartzProcessor { |
| | | export function createProcessor(transformers: QuartzTransformerPluginInstance[]): QuartzProcessor { |
| | | // base Markdown -> MD AST |
| | | let processor = unified().use(remarkParse) |
| | | |
| | | // MD AST -> MD AST transforms |
| | | for (const plugin of transformers) { |
| | | processor = processor.use(plugin.markdownPlugins()) |
| | | for (const plugin of transformers.filter(p => p.markdownPlugins)) { |
| | | processor = processor.use(plugin.markdownPlugins!()) |
| | | } |
| | | |
| | | // MD AST -> HTML AST |
| | |
| | | |
| | | |
| | | // HTML AST -> HTML AST transforms |
| | | for (const plugin of transformers) { |
| | | processor = processor.use(plugin.htmlPlugins()) |
| | | for (const plugin of transformers.filter(p => p.htmlPlugins)) { |
| | | processor = processor.use(plugin.htmlPlugins!()) |
| | | } |
| | | |
| | | return processor |
| | |
| | | }) |
| | | } |
| | | |
| | | export function createFileParser(baseDir: string, fps: string[], verbose: boolean) { |
| | | export function createFileParser(transformers: QuartzTransformerPluginInstance[], baseDir: string, fps: FilePath[], allSlugs: ServerSlug[], verbose: boolean) { |
| | | return async (processor: QuartzProcessor) => { |
| | | const res: ProcessedContent[] = [] |
| | | for (const fp of fps) { |
| | | try { |
| | | const file = await read(fp) |
| | | |
| | | // strip leading and trailing whitespace |
| | | file.value = file.value.toString().trim() |
| | | |
| | | // Text -> Text transforms |
| | | for (const plugin of transformers.filter(p => p.textTransform)) { |
| | | file.value = plugin.textTransform!(file.value) |
| | | } |
| | | |
| | | // base data properties that plugins may use |
| | | file.data.slug = slugify(path.relative(baseDir, file.path)) |
| | | file.data.slug = slugifyFilePath(path.relative(baseDir, file.path) as FilePath) |
| | | file.data.allSlugs = allSlugs |
| | | file.data.filePath = fp |
| | | |
| | | const ast = processor.parse(file) |
| | |
| | | console.log(`[process] ${fp} -> ${file.data.slug}`) |
| | | } |
| | | } catch (err) { |
| | | console.log(chalk.red(`Failed to process \`${fp}\`: `) + err) |
| | | trace(`\nFailed to process \`${fp}\``, err as Error) |
| | | process.exit(1) |
| | | } |
| | | } |
| | |
| | | } |
| | | } |
| | | |
| | | export async function parseMarkdown(transformers: QuartzTransformerPlugin[], baseDir: string, fps: string[], verbose: boolean): Promise<ProcessedContent[]> { |
| | | export async function parseMarkdown(transformers: QuartzTransformerPluginInstance[], baseDir: string, fps: FilePath[], verbose: boolean): Promise<ProcessedContent[]> { |
| | | const perf = new PerfTimer() |
| | | const log = new QuartzLogger(verbose) |
| | | |
| | | const CHUNK_SIZE = 128 |
| | | let concurrency = fps.length < CHUNK_SIZE ? 1 : os.availableParallelism() |
| | | let res: ProcessedContent[] = [] |
| | | |
| | | // get all slugs ahead of time as each thread needs a copy |
| | | const allSlugs = fps.map(fp => slugifyFilePath(path.relative(baseDir, path.resolve(fp)) as FilePath)) |
| | | |
| | | let res: ProcessedContent[] = [] |
| | | log.start(`Parsing input files using ${concurrency} threads`) |
| | | if (concurrency === 1) { |
| | | // single-thread |
| | | const processor = createProcessor(transformers) |
| | | const parse = createFileParser(baseDir, fps, verbose) |
| | | const parse = createFileParser(transformers, baseDir, fps, allSlugs, verbose) |
| | | res = await parse(processor) |
| | | } else { |
| | | await transpileWorkerScript() |
| | |
| | | |
| | | const childPromises: WorkerPromise<ProcessedContent[]>[] = [] |
| | | for (const chunk of chunks(fps, CHUNK_SIZE)) { |
| | | childPromises.push(pool.exec('parseFiles', [baseDir, chunk, verbose])) |
| | | childPromises.push(pool.exec('parseFiles', [baseDir, chunk, allSlugs, verbose])) |
| | | } |
| | | |
| | | const results: ProcessedContent[][] = await WorkerPromise.all(childPromises) |