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doc: small improvements in readline code examples

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1. Consistent template literals in `console.log()`.
2. === instead of ==.
3. const instead of var.

PR-URL: https://github.com/nodejs/node/pull/9628
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Jackson Tian <shyvo1987@gmail.com>
This commit is contained in:
Vse Mozhet Byt 2016-11-16 01:41:14 +02:00 committed by Michaël Zasso
parent f133c16f5d
commit 45279947f1
1 changed files with 4 additions and 4 deletions
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8
doc/api/readline.md
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@ -21,7 +21,7 @@ const rl = readline.createInterface({
rl.question('What do you think of Node.js? ', (answer) => {
// TODO: Log the answer in a database
console.log('Thank you for your valuable feedback:', answer);
console.log(`Thank you for your valuable feedback: ${answer}`);
rl.close();
});
@ -403,8 +403,8 @@ For instance: `[[substr1, substr2, ...], originalsubstring]`.
```js
function completer(line) {
var completions = '.help .error .exit .quit .q'.split(' ');
var hits = completions.filter((c) => { return c.indexOf(line) == 0 });
const completions = '.help .error .exit .quit .q'.split(' ');
const hits = completions.filter((c) => { return c.indexOf(line) === 0 });
// show all completions if none found
return [hits.length ? hits : completions, line];
}
@ -512,7 +512,7 @@ const rl = readline.createInterface({
});
rl.on('line', (line) => {
console.log('Line from file:', line);
console.log(`Line from file: ${line}`);
});
```