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console: add support for console.debug

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Adds the console.debug() method, alias for console.log(). This method is
exposed by V8 and was only available in inspector until now. Also adds
matching test and documentation.

PR-URL: https://github.com/nodejs/node/pull/17033
Refs: https://github.com/nodejs/node/pull/17004
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Khaidi Chu <i@2333.moe>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Timothy Gu <timothygu99@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Benjamin Zaslavsky
2017-11-14 23:59:57 +01:00
committed by Myles Borins
parent 22d4fef247
commit 162ff56439
3 changed files with 23 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
doc/api/console.md
View File

@@ -237,6 +237,15 @@ undefined
>
```
### console.debug(data[, ...args])
<!-- YAML
added: v8.0.0
-->
* `data` {any}
* `...args` {any}
The `console.debug()` function is an alias for [`console.log()`][].
### console.dir(obj[, options])
<!-- YAML
added: v0.1.101

3
lib/console.js
View File

@@ -133,6 +133,9 @@ Console.prototype.log = function log(...args) {
};
Console.prototype.debug = Console.prototype.log;
Console.prototype.info = Console.prototype.log;

11
test/parallel/test-console.js
View File

@@ -61,6 +61,13 @@ console.log('%s %s', 'foo', 'bar', 'hop');
console.log({ slashes: '\\\\' });
console.log(custom_inspect);
// test console.debug() goes to stdout
console.debug('foo');
console.debug('foo', 'bar');
console.debug('%s %s', 'foo', 'bar', 'hop');
console.debug({ slashes: '\\\\' });
console.debug(custom_inspect);
// test console.info() goes to stdout
console.info('foo');
console.info('foo', 'bar');
@@ -132,6 +139,10 @@ for (const expected of expectedStrings) {
assert.strictEqual(errStrings.shift(), `${expected}\n`);
}
for (const expected of expectedStrings) {
assert.strictEqual(strings.shift(), `${expected}\n`);
}
assert.strictEqual(strings.shift(),
"{ foo: 'bar', inspect: [Function: inspect] }\n");
assert.strictEqual(strings.shift(),