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'use strict';
require('../common');
var assert = require('assert');
var stream = require('stream');
var util = require('util');
function MyWritable(fn, options) {
stream.Writable.call(this, options);
this.fn = fn;
}
util.inherits(MyWritable, stream.Writable);
MyWritable.prototype._write = function(chunk, encoding, callback) {
this.fn(Buffer.isBuffer(chunk), typeof chunk, encoding);
callback();
};
{
const m = new MyWritable(function(isBuffer, type, enc) {
assert(isBuffer);
assert.strictEqual(type, 'object');
assert.strictEqual(enc, 'buffer');
}, { decodeStrings: true });
m.write('some-text', 'utf8');
m.end();
}
{
const m = new MyWritable(function(isBuffer, type, enc) {
assert(!isBuffer);
assert.strictEqual(type, 'string');
assert.strictEqual(enc, 'utf8');
}, { decodeStrings: false });
m.write('some-text', 'utf8');
m.end();
}
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