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buffer: remove deprecated Buffer.write branch 

* Explit throw on deprecated Buffer.write(...)
* Update tests, remove obsolete Buffer.write(...)
* Add comment for obsolete Buffer.write(...)

PR-URL: https://github.com/nodejs/node/pull/5048
Reviewed-By: Brian White <mscdex@mscdex.net>
Reviewed-By: Trevor Norris <trev.norris@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
pull/5125/merge
dcposch@dcpos.ch 2016-02-02 16:38:36 -08:00 committed by James M Snell
parent 9aebb002b0
commit 2c55cc2d2c
2 changed files with 8 additions and 15 deletions
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17
lib/buffer.js
View File

@ -2,7 +2,6 @@
'use strict';
const binding = process.binding('buffer');
const internalUtil = require('internal/util');
const bindingObj = {};
exports.Buffer = Buffer;
@ -522,10 +521,6 @@ Buffer.prototype.fill = function fill(val, start, end) {
};
var writeWarned = false;
const writeMsg = 'Buffer.write(string, encoding, offset, length) is ' +
'deprecated. Use write(string[, offset[, length]]' +
'[, encoding]) instead.';
Buffer.prototype.write = function(string, offset, length, encoding) {
// Buffer#write(string);
if (offset === undefined) {
@ -550,14 +545,12 @@ Buffer.prototype.write = function(string, offset, length, encoding) {
encoding = length;
length = undefined;
}
// XXX legacy write(string, encoding, offset, length) - remove in v0.13
} else {
writeWarned = internalUtil.printDeprecationMessage(writeMsg, writeWarned);
var swap = encoding;
encoding = offset;
offset = length >>> 0;
length = swap;
// if someone is still calling the obsolete form of write(), tell them.
// we don't want eg buf.write("foo", "utf8", 10) to silently turn into
// buf.write("foo", "utf8"), so we can't ignore extra args
throw new Error('Buffer.write(string, encoding, offset[, length]) ' +
'is no longer supported');
}
var remaining = this.length - offset;

6
test/parallel/test-buffer.js
View File

@ -351,10 +351,10 @@ assert.equal(rangeBuffer.toString({toString: function() {
// testing for smart defaults and ability to pass string values as offset
var writeTest = new Buffer('abcdes');
writeTest.write('n', 'ascii');
writeTest.write('o', 'ascii', '1');
writeTest.write('o', '1', 'ascii');
writeTest.write('d', '2', 'ascii');
writeTest.write('e', 3, 'ascii');
writeTest.write('j', 'ascii', 4);
writeTest.write('j', 4, 'ascii');
assert.equal(writeTest.toString(), 'nodejs');
// ASCII slice test
@ -895,7 +895,7 @@ assert.equal(0, Buffer('hello').slice(0, 0).length);
assert.equal(buf[3], 0x63);
buf.fill(0xFF);
written = buf.write('abcd', 'utf8', 1, 2); // legacy style
written = buf.write('abcd', 1, 2, 'utf8');
console.log(buf);
assert.equal(written, 2);
assert.equal(buf[0], 0xFF);