formatting fix and scar deleted

doc: fix http.ClientRequest method descriptions

fix documentation for methods getHeader, setHeader and removeHeader
for http.ClientRequest class. The documentation said these functions
can be called but they're wasn't describe into the API description yet.

add parameters and general description for each methods.

PR-URL: nodejs#15163
Fixes: nodejs#15048
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

assert: use Same-value equality in deepStrictEqual

PR-URL: nodejs#15398
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>

formatting fix and scar deleted

lib/buffer.js

@@ -210,57 +210,50 @@ Buffer.from = function from(value, encodingOrOffset, length) {
   const valueOf = value.valueOf && value.valueOf();
   if (valueOf !== null && valueOf !== undefined && valueOf !== value)
     return Buffer.from(valueOf, encodingOrOffset, length);
-
-
-// 
-let newBuf;
-{
-
-                                      if (isUint8Array(value)) {
-                                        const b = allocate(value.length);
-                                        if (b.length === 0)
-                                        return b;
-
-                                        _copy(value, b, 0, 0, value.length);
-                                        return b;
-                                      }
-
-                                      if (value.length !== undefined || isAnyArrayBuffer(value.buffer)) {
-                                        if (typeof value.length !== 'number' || value.length !== value.length) {
-
-                                          return new FastBuffer();
-                                        }
-                                          return fromArrayLike(value);
-                                        }
-
-                                      if (value.type === 'Buffer' && Array.isArray(value.data)) {
-                                          return fromArrayLike(value.data);
-                                      }
-};
 
+  let newBuf;
+  {
 
-let b;
-{
-  if (b)
-    return b;
+    if (isUint8Array(value)) {
+      const b = allocate(value.length);
+      if (b.length === 0)
+        return b;
 
-  if (typeof value[Symbol.toPrimitive] === 'function') {
-    return Buffer.from(value[Symbol.toPrimitive]('string'),
-                       encodingOrOffset,
-                       length);
-  }
+      _copy(value, b, 0, 0, value.length);
+      return b;
+    }
 
-  throw new errors.TypeError(
-    'ERR_INVALID_ARG_TYPE',
-    'first argument',
-    ['string', 'buffer', 'arrayBuffer', 'array', 'array-like object'],
-    value
-  );
-}
+    if (value.length !== undefined || isAnyArrayBuffer(value.buffer)) {
+      if (typeof value.length !== 'number' || value.length !== value.length) {
+
+        return new FastBuffer();
+      }
+      return fromArrayLike(value);
+    }
+
+    if (value.type === 'Buffer' && Array.isArray(value.data)) {
+      return fromArrayLike(value.data);
+    }
+  }
 
+  const b = newBuf;
+  {
+    if (b)
+      return b;
 
+    if (typeof value[Symbol.toPrimitive] === 'function') {
+      return Buffer.from(value[Symbol.toPrimitive]('string'),
+                         encodingOrOffset,
+                         length);
+    }
 
-
+    throw new errors.TypeError(
+      'ERR_INVALID_ARG_TYPE',
+      'first argument',
+      ['string', 'buffer', 'arrayBuffer', 'array', 'array-like object'],
+      value
+    );
+  }
 };
 
 Object.setPrototypeOf(Buffer, Uint8Array);
@@ -427,11 +420,6 @@ function fromArrayBuffer(obj, byteOffset, length) {
   return new FastBuffer(obj, byteOffset, length);
 }
 
-// function fromObject(obj) {         //the body of this function is inline 
-//   //console.error(process.argv.join(' ')); remove this line later
-
-// };
-
 Buffer.isBuffer = function isBuffer(b) {
   return b instanceof Buffer;
 };

syntax_repo.txt

@@ -0,0 +1,37 @@
+run `git fetch`
+11:33 AM `git checkout test-buffer-edit+
+
+./node tools/eslint/bin/eslint.js --rulesdir=tools/eslint-rules --fix lib/buffer.js
+
+node benchmark/buffers/buffer-from.js
+./node test/parallel/test-buffer-from.js
+debugger;Buffer.from(new Uint8Array([0x74, 0x65, 0x73, 0x74]));
+
+
+# Pastebin TyYDdZcH
+if (typeof value[Symbol.toPrimitive] === 'function') {
+    return Buffer.from(value[Symbol.toPrimitive]('string'), encodingOrOffset, length);
+}
+
+=>
+
+Buffer.from(value[Symbol.toPrimitive]('string'), encodingOrOffset, length);
+
+=>
+
+Buffer.from(someFunc('string'), encodingOrOffset, length);
+
+=>
+
+Buffer.from('test', 'utf-8', undefined)
+
+=>
+
+Buffer([0x74, 0x65, 0x73, 0x74])
+
+buffer file: inline for resume
+
+performance was bad
+function call was only used once.
+opportunity for refactoring
+inline function in place of function call.

test.csv

@@ -0,0 +1 @@
+"binary", "filename", "configuration", "rate", "time"