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node_modules/minipass-collect/index.js

@@ -0,0 +1,71 @@
+const Minipass = require('minipass')
+const _data = Symbol('_data')
+const _length = Symbol('_length')
+class Collect extends Minipass {
+  constructor (options) {
+    super(options)
+    this[_data] = []
+    this[_length] = 0
+  }
+  write (chunk, encoding, cb) {
+    if (typeof encoding === 'function')
+      cb = encoding, encoding = 'utf8'
+
+    if (!encoding)
+      encoding = 'utf8'
+
+    const c = Buffer.isBuffer(chunk) ? chunk : Buffer.from(chunk, encoding)
+    this[_data].push(c)
+    this[_length] += c.length
+    if (cb)
+      cb()
+    return true
+  }
+  end (chunk, encoding, cb) {
+    if (typeof chunk === 'function')
+      cb = chunk, chunk = null
+    if (typeof encoding === 'function')
+      cb = encoding, encoding = 'utf8'
+    if (chunk)
+      this.write(chunk, encoding)
+    const result = Buffer.concat(this[_data], this[_length])
+    super.write(result)
+    return super.end(cb)
+  }
+}
+module.exports = Collect
+
+// it would be possible to DRY this a bit by doing something like
+// this.collector = new Collect() and listening on its data event,
+// but it's not much code, and we may as well save the extra obj
+class CollectPassThrough extends Minipass {
+  constructor (options) {
+    super(options)
+    this[_data] = []
+    this[_length] = 0
+  }
+  write (chunk, encoding, cb) {
+    if (typeof encoding === 'function')
+      cb = encoding, encoding = 'utf8'
+
+    if (!encoding)
+      encoding = 'utf8'
+
+    const c = Buffer.isBuffer(chunk) ? chunk : Buffer.from(chunk, encoding)
+    this[_data].push(c)
+    this[_length] += c.length
+    return super.write(chunk, encoding, cb)
+  }
+  end (chunk, encoding, cb) {
+    if (typeof chunk === 'function')
+      cb = chunk, chunk = null
+    if (typeof encoding === 'function')
+      cb = encoding, encoding = 'utf8'
+    if (chunk)
+      this.write(chunk, encoding)
+    const result = Buffer.concat(this[_data], this[_length])
+    this.emit('collect', result)
+    return super.end(cb)
+  }
+}
+module.exports.PassThrough = CollectPassThrough