127 lines
3.1 KiB
JavaScript
127 lines
3.1 KiB
JavaScript
import { useDocument } from '@terrace/core'
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import { createStringReader } from '@terrace/core/readers/js-string'
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const lines = [
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`name @terrace/core`,
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`version 0.0.1`,
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`randomthing test`,
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`license MIT`,
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`license GPL`,
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`exports`,
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` .`,
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` import ./dist/index.js`,
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` require ./dist/index.cjs`,
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` ./parser`,
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` import ./dist/parser.js`,
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` require ./dist/parser.cjs`,
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``,
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` ./document`,
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` import ./dist/document.js`,
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` require ./dist/document.cjs`,
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``,
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` ./readers/node-readline`,
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` import ./dist/readers/node-readline.js`,
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` require ./dist/readers/node-readline.cjs`,
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``,
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` ./readers/js-string`,
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` import ./dist/readers/js-string.js`,
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` require ./dist/readers/js-string.cjs`,
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`scripts`,
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` test vitest ./src`,
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` build vite build`,
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`devDependencies`,
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` vite ^3.2.3`,
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` vitest ^0.24.5`,
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``,
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`authors`,
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` author`,
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` name Joshua Bemenderfer`,
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` email josh@thederf.com`,
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``,
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` Further comments below. As I will now demonstrate, there is no simple`,
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` even if embedded`,
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` way of dealing with this problem.`,
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` author`,
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` name Second Person`,
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` email second@secondperson.com`,
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` More text,`,
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` across two lines.`,
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`list`,
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` - item1`,
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` - item2`
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]
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// Schema
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// name tail
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// version tail
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// license tail
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// exports object
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// #any object
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// import tail
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// require tail
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// scripts object
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// #any tail
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// devDependencies
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// #any tail
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// author object
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// name tail
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// email tail
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// #text
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async function main() {
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const { head, tail, next, match, level, line } = useDocument(createStringReader(lines))
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const structure = {}
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async function kvObject(handle) {
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const obj = {}
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const l = level()
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while (await next(l)) {
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if (!head()) continue
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obj[head()] = handle ? await handle(level()) : tail().trim()
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}
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return obj
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}
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while (await next()) {
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if (match('name')) structure.name = tail().trim()
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if (match('version')) structure.version = tail().trim()
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if (match('exports')) structure.exports = await kvObject(async l => {
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const obj = {}
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while (await next(l)) {
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if (match('import')) obj.import = tail().trim()
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if (match('require')) obj.require = tail().trim()
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}
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return obj
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})
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if (match('scripts')) structure.scripts = await kvObject()
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if (match('devDependencies')) structure.devDependencies = await kvObject()
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if (match('author')) {
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if (!structure.authors) structure.authors = []
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const author = {}
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structure.authors.push(author)
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const l = level()
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while (await next(l)) {
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if (!head()) continue
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if (match('name')) author.name = tail().trim()
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else if (match('email')) author.email = tail().trim()
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else {
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if (!author['#text']) author['#text'] = [level(), line(l + 1)]
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// Loop through all remaining lines to avoid re-matching name or email above.
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while(await next(l)) {
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author['#text'].push(level(), line(l + 1))
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}
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}
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}
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}
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}
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console.dir(structure, { depth: null })
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}
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main()
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