node_modules ignore

server/node_modules/request-compose/request/length.js

@@ -0,0 +1,78 @@
+
+var fs = require('fs')
+var stream = require('stream')
+
+
+module.exports = () => ({options, options: {headers}, body}) => new Promise((resolve) =>{
+
+  var length = Object.keys(headers)
+    .find((name) => name.toLowerCase() === 'content-length')
+
+  var encoding = Object.keys(headers)
+    .find((name) => name.toLowerCase() === 'transfer-encoding')
+
+  if (headers[length] || headers[encoding] === 'chunked') {
+    resolve({options, body})
+    return
+  }
+
+  var getLength = (body, length, done) => {
+    if (typeof body === 'string') {
+      done(null, Buffer.byteLength(body))
+    }
+    else if (body instanceof Buffer) {
+      done(null, body.length)
+    }
+    // request-multipart
+    else if (body && body.constructor && body.constructor.name === 'BufferListStream') {
+      done(null, body.length)
+    }
+    else if (body instanceof stream.Stream) {
+      // fs.ReadStream
+      if (body.hasOwnProperty('fd')) {
+        fs.stat(body.path, (err, stats) => done(err, stats && stats.size))
+      }
+      // http.IncomingMessage
+      else if (body.hasOwnProperty('httpVersion')) {
+        done(!body.headers['content-length'], parseInt(body.headers['content-length']))
+      }
+      // request-multipart
+      else if (body._items) {
+        ;(function loop (index) {
+          if (index === body._items.length) {
+            done(null, length)
+            return
+          }
+          var item = body._items[index]
+          if (item._knownLength) {
+            length += parseInt(item._knownLength)
+            loop(++index)
+          }
+          else {
+            getLength(item, length, (err, len) => {
+              if (err) {
+                done(err)
+                return
+              }
+              length += len
+              loop(++index)
+            })
+          }
+        })(0)
+      }
+      else {
+        done(true)
+      }
+    }
+    else {
+      done(true)
+    }
+  }
+
+  getLength(body, 0, (err, length) => {
+    err
+      ? headers['transfer-encoding'] = 'chunked'
+      : headers['content-length'] = length
+    resolve({options, body})
+  })
+})