ReactFlow前端拖拽模型与参数配置功能MVP

.tools/node-v24.18.0-win-x64/node_modules/npm/lib/utils/format-search-stream.js

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+const { stripVTControlCharacters: strip } = require('node:util')
+const { Minipass } = require('minipass')
+
+// This module consumes package data in the following format:
+//
+// {
+//   name: String,
+//   description: String,
+//   maintainers: [{ username: String, email: String }],
+//   keywords: String | [String],
+//   version: String,
+//   date: Date // can be null,
+// }
+//
+// The returned stream will format this package data into a byte stream of formatted, displayable output.
+
+function filter (data, exclude) {
+  const words = [data.name]
+    .concat(data.maintainers.map(m => m.username))
+    .concat(data.keywords || [])
+    .map(f => f?.trim?.())
+    .filter(Boolean)
+    .join(' ')
+    .toLowerCase()
+
+  if (exclude.find(pattern => {
+    // Treats both /foo and /foo/ as regex searches
+    if (pattern.startsWith('/')) {
+      if (pattern.endsWith('/')) {
+        pattern = pattern.slice(0, -1)
+      }
+      return words.match(new RegExp(pattern.slice(1)))
+    }
+    return words.includes(pattern)
+  })) {
+    return false
+  }
+
+  return true
+}
+
+module.exports = (opts) => {
+  return opts.json ? new JSONOutputStream(opts) : new TextOutputStream(opts)
+}
+
+class JSONOutputStream extends Minipass {
+  #didFirst = false
+  #exclude
+
+  constructor (opts) {
+    super()
+    this.#exclude = opts.exclude
+  }
+
+  write (obj) {
+    if (!filter(obj, this.#exclude)) {
+      return
+    }
+    if (!this.#didFirst) {
+      super.write('[\n')
+      this.#didFirst = true
+    } else {
+      super.write('\n,\n')
+    }
+
+    return super.write(JSON.stringify(obj))
+  }
+
+  end () {
+    super.write(this.#didFirst ? ']\n' : '\n[]\n')
+    super.end()
+  }
+}
+
+class TextOutputStream extends Minipass {
+  #args
+  #chalk
+  #exclude
+  #parseable
+
+  constructor (opts) {
+    super()
+    // Consider a search for "cowboys" and "boy".
+    // If we highlight "boys" first the "cowboys" string will no longer string match because of the ansi highlighting added to "boys".
+    // If we highlight "boy" second then the ansi reset at the end will make the highlighting only on "cowboy" with a normal "s".
+    // Neither is perfect but at least the first option doesn't do partial highlighting. So, we sort strings smaller to larger
+    this.#args = opts.args
+      .map(s => s.toLowerCase())
+      .filter(Boolean)
+      .sort((a, b) => a.length - b.length)
+    this.#chalk = opts.npm.chalk
+    this.#exclude = opts.exclude
+    this.#parseable = opts.parseable
+  }
+
+  write (data) {
+    if (!filter(data, this.#exclude)) {
+      return
+    }
+    // Normalize
+    const pkg = {
+      authors: data.maintainers.map((m) => `${strip(m.username)}`).join(' '),
+      publisher: strip(data.publisher?.username || ''),
+      date: data.date ? data.date.toISOString().slice(0, 10) : 'prehistoric',
+      description: strip(data.description ?? ''),
+      keywords: [],
+      name: strip(data.name),
+      version: data.version,
+    }
+    if (Array.isArray(data.keywords)) {
+      pkg.keywords = data.keywords.map(strip)
+    } else if (typeof data.keywords === 'string') {
+      pkg.keywords = strip(data.keywords.replace(/[,\s]+/, ' ')).split(' ')
+    }
+
+    let output
+    if (this.#parseable) {
+      output = [pkg.name, pkg.description, pkg.author, pkg.date, pkg.version, pkg.keywords]
+        .filter(Boolean)
+        .map(col => ('' + col).replace(/\t/g, ' ')).join('\t')
+      return super.write(output)
+    }
+
+    const keywords = pkg.keywords.map(k => {
+      if (this.#args.includes(k)) {
+        return this.#chalk.cyan(k)
+      } else {
+        return k
+      }
+    }).join(' ')
+
+    const description = this.#highlight(pkg.description)
+    let name
+    if (this.#args.includes(pkg.name)) {
+      name = this.#chalk.cyan(pkg.name)
+    } else {
+      name = this.#highlight(pkg.name)
+      name = this.#chalk.blue(name)
+    }
+
+    if (description.length) {
+      output = `${name}\n${description}\n`
+    } else {
+      output = `${name}\n`
+    }
+    if (pkg.publisher) {
+      output += `Version ${this.#chalk.blue(pkg.version)} published ${this.#chalk.blue(pkg.date)} by ${this.#chalk.blue(pkg.publisher)}\n`
+    } else {
+      output += `Version ${this.#chalk.blue(pkg.version)} published ${this.#chalk.blue(pkg.date)} by ${this.#chalk.yellow('???')}\n`
+    }
+    output += `Maintainers: ${pkg.authors}\n`
+    if (keywords) {
+      output += `Keywords: ${keywords}\n`
+    }
+    output += `${this.#chalk.blue(`https://npm.im/${pkg.name}`)}\n`
+    return super.write(output)
+  }
+
+  #highlight (input) {
+    let output = input
+    for (const arg of this.#args) {
+      let i = output.toLowerCase().indexOf(arg)
+      while (i > -1) {
+        const highlit = this.#chalk.cyan(output.slice(i, i + arg.length))
+        output = [
+          output.slice(0, i),
+          highlit,
+          output.slice(i + arg.length),
+        ].join('')
+        i = output.toLowerCase().indexOf(arg, i + highlit.length)
+      }
+    }
+    return output
+  }
+}