This commit is contained in:
Ryan 2009-05-14 17:36:25 +02:00
Родитель 028c278a05
Коммит 28f86c7aa8
2 изменённых файлов: 73 добавлений и 4 удалений

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@ -43,21 +43,21 @@ h1 a { color: inherit; }
h2 {
margin: 2em 0;
font-size: inherit;
font-size: 45px;
line-height: inherit;
font-weight: bold;
}
h3 {
margin: 1em 0;
font-size: inherit;
font-size: 30px;
line-height: inherit;
font-weight: inherit;
}
pre, code {
font-family: monospace;
font-size: 12pt;
font-size: 13pt;
}
dl {
@ -298,14 +298,22 @@ msg.onBody = function (chunk) {
puts("part of the body: " + chunk);
}
</pre>
A piece of the body is given as the single argument. The transfer-encoding
A chunk of the body is given as the single argument. The transfer-encoding
has been removed.
<p>The body chunk is either a String in the case of utf8 encoding or an
array of numbers in the case of raw encoding.
<dt><code>msg.onBodyComplete</code></dt>
<dd>Callback. Made exactly once for each message. No arguments. After
<code>onBodyComplete</code> is executed <code>onBody</code> will no longer be called.
</dd>
<dt><code>msg.setBodyEncoding(encoding)</code></dt>
<dd>
Set the encoding for the request body. Either <code>"utf8"</code> or
<code>"raw"</code>. Defaults to raw.
<big>TODO</big>
<dt><code>msg.sendHeader(status_code, headers)</code></dt>
<dd>
Sends a response header to the request. The status code is a 3-digit
@ -343,5 +351,58 @@ msg.sendHeader( 200
<h3 id="modules">Modules</h3>
<p>Node has simple module loading. Here is an example of loading a module:
<pre>
include("mjsunit");
function onLoad () {
assertEquals(1, 2);
}
</pre>
<p>Here the module <code>mjsunit</code> has provided the function
<code>assertEquals()</code>.
<p> The file <code>mjsunit.js</code> must be in the same directory for this
to work. The <code>include()</code> function will take all the exported
objects from the file and put them into the global namespace. Because file
loading does not happen instantaniously, and because Node has a policy of
never blocking, the callback <code>onLoad()</code> is provided to notify the
user when all the exported functions are completely loaded.
<p> To export an object, add to the special object <code>exports</code>.
Let's look at how <code>mjsunit.js</code> does this
<pre>
function fail (expected, found, name_opt) {
// ...
}
function deepEquals (a, b) {
// ...
}
exports.assertEquals = function (expected, found, name_opt) {
if (!deepEquals(found, expected)) {
fail(expected, found, name_opt);
}
};
</pre>
<p> The functions <code>fail</code> and <code>deepEquals</code> are not
exported and remain private to the module.
<p> In addition to <code>include()</code> a module can use
<code>require()</code>. Instead of loading the exported objects into the
global namespace, it will return a namespace object. Again, the members of
the namespace object can only be guarenteed to exist after the
<code>onLoad()</code> callback is made. For example:
<pre>
var mjsunit = require("mjsunit");
function onLoad () {
mjsunit.assertEquals(1, 2);
}
</pre>
</body>
</html>

8
test/test_http.js Normal file
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@ -0,0 +1,8 @@
puts(JSON.stringify({hello: "world"}));
new node.http.Server(function (msg) {
setTimeout(function () {
msg.sendHeader(200, [["Content-Type", "text/plain"]]);
msg.sendBody("Hello World");
msg.finish();
}, 2000);
}).listen(8000, "localhost");