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doc: fix and modernize code examples in crypto.md #10909

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2e27c0d
doc: var -> const / let in crypto.md
vsemozhetbyt Jan 20, 2017
1df278c
doc: fix error in crypto.md code example
vsemozhetbyt Jan 20, 2017
c6e9fdc
doc: equal -> strictEqual, == -> === in crypto.md
vsemozhetbyt Jan 20, 2017
3fd3dd6
doc: update estimated outputs in crypto.md
vsemozhetbyt Jan 20, 2017
a5254fb
doc: snake_case -> camelCase in crypto.md examples
vsemozhetbyt Jan 20, 2017
8501349
doc: concatenation -> multiline template in crypto
vsemozhetbyt Jan 20, 2017
b74e5f9
doc: add missing line break in crypto code example
vsemozhetbyt Jan 20, 2017
9dcca71
doc: add missing link reference in crypto.md
vsemozhetbyt Jan 20, 2017
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doc: var -> const / let in crypto.md
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@vsemozhetbyt
vsemozhetbyt committed Jan 20, 2017
commit 2e27c0ddcab314db3448165ae4cdabdeae7bf42b
26 changes: 13 additions & 13 deletions doc/api/crypto.md
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,7 @@ It is possible for Node.js to be built without including support for the
error being thrown.

```js
var crypto;
let crypto;
try {
crypto = require('crypto');
} catch (err) {
Expand Down Expand Up @@ -132,9 +132,9 @@ Example: Using `Cipher` objects as streams:
const crypto = require('crypto');
const cipher = crypto.createCipher('aes192', 'a password');

var encrypted = '';
let encrypted = '';
cipher.on('readable', () => {
var data = cipher.read();
const data = cipher.read();
if (data)
encrypted += data.toString('hex');
});
Expand Down Expand Up @@ -166,7 +166,7 @@ Example: Using the [`cipher.update()`][] and [`cipher.final()`][] methods:
const crypto = require('crypto');
const cipher = crypto.createCipher('aes192', 'a password');

var encrypted = cipher.update('some clear text data', 'utf8', 'hex');
let encrypted = cipher.update('some clear text data', 'utf8', 'hex');
encrypted += cipher.final('hex');
console.log(encrypted);
// Prints: ca981be48e90867604588e75d04feabb63cc007a8f8ad89b10616ed84d815504
Expand Down Expand Up @@ -269,9 +269,9 @@ Example: Using `Decipher` objects as streams:
const crypto = require('crypto');
const decipher = crypto.createDecipher('aes192', 'a password');

var decrypted = '';
let decrypted = '';
decipher.on('readable', () => {
var data = decipher.read();
const data = decipher.read();
if (data)
decrypted += data.toString('utf8');
});
Expand All @@ -280,7 +280,7 @@ decipher.on('end', () => {
// Prints: some clear text data
});

var encrypted = 'ca981be48e90867604588e75d04feabb63cc007a8f8ad89b10616ed84d815504';
const encrypted = 'ca981be48e90867604588e75d04feabb63cc007a8f8ad89b10616ed84d815504';
decipher.write(encrypted, 'hex');
decipher.end();
```
Expand All @@ -304,8 +304,8 @@ Example: Using the [`decipher.update()`][] and [`decipher.final()`][] methods:
const crypto = require('crypto');
const decipher = crypto.createDecipher('aes192', 'a password');

var encrypted = 'ca981be48e90867604588e75d04feabb63cc007a8f8ad89b10616ed84d815504';
var decrypted = decipher.update(encrypted, 'hex', 'utf8');
const encrypted = 'ca981be48e90867604588e75d04feabb63cc007a8f8ad89b10616ed84d815504';
let decrypted = decipher.update(encrypted, 'hex', 'utf8');
decrypted += decipher.final('utf8');
console.log(decrypted);
// Prints: some clear text data
Expand Down Expand Up @@ -680,7 +680,7 @@ const crypto = require('crypto');
const hash = crypto.createHash('sha256');

hash.on('readable', () => {
var data = hash.read();
const data = hash.read();
if (data)
console.log(data.toString('hex'));
// Prints:
Expand Down Expand Up @@ -763,7 +763,7 @@ const crypto = require('crypto');
const hmac = crypto.createHmac('sha256', 'a secret');

hmac.on('readable', () => {
var data = hmac.read();
const data = hmac.read();
if (data)
console.log(data.toString('hex'));
// Prints:
Expand Down Expand Up @@ -1192,7 +1192,7 @@ const hash = crypto.createHash('sha256');

const input = fs.createReadStream(filename);
input.on('readable', () => {
var data = input.read();
const data = input.read();
if (data)
hash.update(data);
else {
Expand Down Expand Up @@ -1226,7 +1226,7 @@ const hmac = crypto.createHmac('sha256', 'a secret');

const input = fs.createReadStream(filename);
input.on('readable', () => {
var data = input.read();
const data = input.read();
if (data)
hmac.update(data);
else {
Expand Down