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Revert requireNative changes: 4e6b9b0, d429033, 6abbfa0, bcad540

The REPL needs the full require(); add test for that behavior.
v0.7.4-release
Ryan Dahl 14 years ago
parent
commit
4962702e4a
  1. 531
      src/node.js
  2. 2
      test/fixtures/a.js
  3. 8
      test/simple/test-repl.js

531
src/node.js

@ -58,259 +58,6 @@ process.nextTick = function (callback) {
process._needTickCallback(); process._needTickCallback();
}; };
// Native module system
var internalModuleCache = {},
// This contains the source code for the files in lib/
// Like, natives.fs is the contents of lib/fs.js
nativeSource = process.binding('natives');
function requireNative (id) {
if (internalModuleCache[id]) return internalModuleCache[id].exports;
if (!nativeSource[id]) throw new Error('No such native module ' + id);
var m = { id: id, exports: {} };
internalModuleCache[id] = m;
// Compile the native module. Create wrapper function
var wrapper = "(function (exports, require, module) { "
+ nativeSource[id]
+ "\n});";
var compiledWrapper = process.compile(wrapper, id);
compiledWrapper.apply(m.exports, [m.exports, requireNative, m]);
m.loaded = true;
return m.exports;
}
// Load events module in order to access prototype elements on process like
// process.addListener.
var events = requireNative('events');
var constants; // lazy loaded.
// Signal Handlers
(function() {
var signalWatchers = {};
var addListener = process.addListener;
var removeListener = process.removeListener;
function isSignal (event) {
if (!constants) constants = process.binding("constants");
return event.slice(0, 3) === 'SIG' && constants[event];
}
// Wrap addListener for the special signal types
process.on = process.addListener = function (type, listener) {
var ret = addListener.apply(this, arguments);
if (isSignal(type)) {
if (!signalWatchers.hasOwnProperty(type)) {
if (!constants) constants = process.binding("constants");
var b = process.binding('signal_watcher');
var w = new b.SignalWatcher(constants[type]);
w.callback = function () { process.emit(type); };
signalWatchers[type] = w;
w.start();
} else if (this.listeners(type).length === 1) {
signalWatchers[event].start();
}
}
return ret;
};
process.removeListener = function (type, listener) {
var ret = removeListener.apply(this, arguments);
if (isSignal(type)) {
process.assert(signalWatchers.hasOwnProperty(type));
if (this.listeners(type).length === 0) {
signalWatchers[type].stop();
}
}
return ret;
};
})();
// Timers
function addTimerListener (callback) {
var timer = this;
// Special case the no param case to avoid the extra object creation.
if (arguments.length > 2) {
var args = Array.prototype.slice.call(arguments, 2);
timer.callback = function () { callback.apply(timer, args); };
} else {
timer.callback = callback;
}
}
var Timer; // lazy load
global.setTimeout = function (callback, after) {
if (!Timer) Timer = process.binding("timer").Timer;
var timer = new Timer();
addTimerListener.apply(timer, arguments);
timer.start(after, 0);
return timer;
};
global.setInterval = function (callback, repeat) {
if (!Timer) Timer = process.binding("timer").Timer;
var timer = new Timer();
addTimerListener.apply(timer, arguments);
timer.start(repeat, repeat ? repeat : 1);
return timer;
};
global.clearTimeout = function (timer) {
if (!Timer) Timer = process.binding("timer").Timer;
if (timer instanceof Timer) {
timer.stop();
}
};
global.clearInterval = global.clearTimeout;
var stdout;
process.__defineGetter__('stdout', function () {
if (stdout) return stdout;
var binding = process.binding('stdio'),
net = requireNative('net'),
fs = requireNative('fs'),
fd = binding.stdoutFD;
if (binding.isStdoutBlocking()) {
stdout = new fs.WriteStream(null, {fd: fd});
} else {
stdout = new net.Stream(fd);
// FIXME Should probably have an option in net.Stream to create a stream from
// an existing fd which is writable only. But for now we'll just add
// this hack and set the `readable` member to false.
// Test: ./node test/fixtures/echo.js < /etc/passwd
stdout.readable = false;
}
return stdout;
});
var stdin;
process.openStdin = function () {
if (stdin) return stdin;
var binding = process.binding('stdio'),
net = requireNative('net'),
fs = requireNative('fs'),
fd = binding.openStdin();
if (binding.isStdinBlocking()) {
stdin = new fs.ReadStream(null, {fd: fd});
} else {
stdin = new net.Stream(fd);
stdin.readable = true;
}
stdin.resume();
return stdin;
};
// console object
var formatRegExp = /%[sdj]/g;
function format (f) {
if (typeof f !== 'string') {
var objects = [], sys = requireNative('sys');
for (var i = 0; i < arguments.length; i++) {
objects.push(sys.inspect(arguments[i]));
}
return objects.join(' ');
}
var i = 1;
var args = arguments;
var str = String(f).replace(formatRegExp, function (x) {
switch (x) {
case '%s': return args[i++];
case '%d': return +args[i++];
case '%j': return JSON.stringify(args[i++]);
default:
return x;
}
});
for (var len = args.length; i < len; ++i) {
str += ' ' + args[i];
}
return str;
}
global.console = {};
global.console.log = function () {
process.stdout.write(format.apply(this, arguments) + '\n');
};
global.console.info = global.console.log;
global.console.warn = function () {
writeError(format.apply(this, arguments) + '\n');
};
global.console.error = global.console.warn;
global.console.dir = function(object){
var sys = requireNative('sys');
process.stdout.write(sys.inspect(object) + '\n');
};
var times = {};
global.console.time = function(label){
times[label] = Date.now();
};
global.console.timeEnd = function(label){
var duration = Date.now() - times[label];
global.console.log('%s: %dms', label, duration);
};
global.console.trace = function(label){
// TODO probably can to do this better with V8's debug object once that is
// exposed.
var err = new Error;
err.name = 'Trace';
err.message = label || '';
Error.captureStackTrace(err, arguments.callee);
console.error(err.stack);
};
global.console.assert = function(expression){
if(!expression){
var arr = Array.prototype.slice.call(arguments, 1);
process.assert(false, format.apply(this, arr));
}
}
global.Buffer = requireNative('buffer').Buffer;
process.exit = function (code) {
process.emit("exit");
process.reallyExit(code);
};
process.kill = function (pid, sig) {
if (!constants) constants = process.binding("constants");
sig = sig || 'SIGTERM';
if (!constants[sig]) throw new Error("Unknown signal: " + sig);
process._kill(pid, constants[sig]);
};
// Module System // Module System
var module = (function () { var module = (function () {
@ -321,6 +68,7 @@ var module = (function () {
if (parseInt(process.env["NODE_MODULE_CONTEXTS"]) > 0) contextLoad = true; if (parseInt(process.env["NODE_MODULE_CONTEXTS"]) > 0) contextLoad = true;
var Script; var Script;
var internalModuleCache = {};
var extensionCache = {}; var extensionCache = {};
function Module (id, parent) { function Module (id, parent) {
@ -340,6 +88,36 @@ var module = (function () {
this.children = []; this.children = [];
}; };
function createInternalModule (id, constructor) {
var m = new Module(id);
constructor(m.exports);
m.loaded = true;
internalModuleCache[id] = m;
return m;
};
// This contains the source code for the files in lib/
// Like, natives.fs is the contents of lib/fs.js
var natives = process.binding('natives');
function loadNative (id) {
var m = new Module(id);
internalModuleCache[id] = m;
var e = m._compile(natives[id], id);
if (e) throw e;
m.loaded = true;
return m;
}
exports.requireNative = requireNative;
function requireNative (id) {
if (internalModuleCache[id]) return internalModuleCache[id].exports;
if (!natives[id]) throw new Error('No such native module ' + id);
return loadNative(id).exports;
}
// Modules // Modules
@ -350,7 +128,10 @@ var module = (function () {
} }
} }
var path = requireNative("path"); var pathFn = process.compile("(function (exports) {" + natives.path + "\n})",
"path");
var pathModule = createInternalModule('path', pathFn);
var path = pathModule.exports;
var modulePaths = [path.join(process.execPath, "..", "..", "lib", "node")]; var modulePaths = [path.join(process.execPath, "..", "..", "lib", "node")];
@ -462,10 +243,14 @@ var module = (function () {
debug("loadModule REQUEST " + (request) + " parent: " + parent.id); debug("loadModule REQUEST " + (request) + " parent: " + parent.id);
// native modules always take precedence. // native modules always take precedence.
if (nativeSource[id]) { var cachedNative = internalModuleCache[id];
//debug('load native module ' + id); if (cachedNative) {
var nativeMod = requireNative(id); return callback ? callback(null, cachedNative.exports) : cachedNative.exports;
return callback ? callback(null, nativeMod) : nativeMod; }
if (natives[id]) {
debug('load native module ' + id);
var nativeMod = loadNative(id);
return callback ? callback(null, nativeMod.exports) : nativeMod.exports;
} }
// look up the filename first, since that's the cache key. // look up the filename first, since that's the cache key.
@ -728,8 +513,234 @@ var module = (function () {
})(); })();
// Load events module in order to access prototype elements on process like
// process.addListener.
var events = module.requireNative('events');
var constants; // lazy loaded.
// Signal Handlers
(function() {
var signalWatchers = {};
var addListener = process.addListener;
var removeListener = process.removeListener;
function isSignal (event) {
if (!constants) constants = process.binding("constants");
return event.slice(0, 3) === 'SIG' && constants[event];
}
// Wrap addListener for the special signal types
process.on = process.addListener = function (type, listener) {
var ret = addListener.apply(this, arguments);
if (isSignal(type)) {
if (!signalWatchers.hasOwnProperty(type)) {
if (!constants) constants = process.binding("constants");
var b = process.binding('signal_watcher');
var w = new b.SignalWatcher(constants[type]);
w.callback = function () { process.emit(type); };
signalWatchers[type] = w;
w.start();
} else if (this.listeners(type).length === 1) {
signalWatchers[event].start();
}
}
return ret;
};
process.removeListener = function (type, listener) {
var ret = removeListener.apply(this, arguments);
if (isSignal(type)) {
process.assert(signalWatchers.hasOwnProperty(type));
if (this.listeners(type).length === 0) {
signalWatchers[type].stop();
}
}
return ret;
};
})();
// Timers
function addTimerListener (callback) {
var timer = this;
// Special case the no param case to avoid the extra object creation.
if (arguments.length > 2) {
var args = Array.prototype.slice.call(arguments, 2);
timer.callback = function () { callback.apply(timer, args); };
} else {
timer.callback = callback;
}
}
var Timer; // lazy load
global.setTimeout = function (callback, after) {
if (!Timer) Timer = process.binding("timer").Timer;
var timer = new Timer();
addTimerListener.apply(timer, arguments);
timer.start(after, 0);
return timer;
};
global.setInterval = function (callback, repeat) {
if (!Timer) Timer = process.binding("timer").Timer;
var timer = new Timer();
addTimerListener.apply(timer, arguments);
timer.start(repeat, repeat ? repeat : 1);
return timer;
};
global.clearTimeout = function (timer) {
if (!Timer) Timer = process.binding("timer").Timer;
if (timer instanceof Timer) {
timer.stop();
}
};
global.clearInterval = global.clearTimeout;
var stdout;
process.__defineGetter__('stdout', function () {
if (stdout) return stdout;
var binding = process.binding('stdio'),
net = module.requireNative('net'),
fs = module.requireNative('fs'),
fd = binding.stdoutFD;
if (binding.isStdoutBlocking()) {
stdout = new fs.WriteStream(null, {fd: fd});
} else {
stdout = new net.Stream(fd);
// FIXME Should probably have an option in net.Stream to create a stream from
// an existing fd which is writable only. But for now we'll just add
// this hack and set the `readable` member to false.
// Test: ./node test/fixtures/echo.js < /etc/passwd
stdout.readable = false;
}
return stdout;
});
var stdin;
process.openStdin = function () {
if (stdin) return stdin;
var binding = process.binding('stdio'),
net = module.requireNative('net'),
fs = module.requireNative('fs'),
fd = binding.openStdin();
if (binding.isStdinBlocking()) {
stdin = new fs.ReadStream(null, {fd: fd});
} else {
stdin = new net.Stream(fd);
stdin.readable = true;
}
stdin.resume();
return stdin;
};
// console object
var formatRegExp = /%[sdj]/g;
function format (f) {
if (typeof f !== 'string') {
var objects = [], sys = module.requireNative('sys');
for (var i = 0; i < arguments.length; i++) {
objects.push(sys.inspect(arguments[i]));
}
return objects.join(' ');
}
var i = 1;
var args = arguments;
var str = String(f).replace(formatRegExp, function (x) {
switch (x) {
case '%s': return args[i++];
case '%d': return +args[i++];
case '%j': return JSON.stringify(args[i++]);
default:
return x;
}
});
for (var len = args.length; i < len; ++i) {
str += ' ' + args[i];
}
return str;
}
global.console = {};
global.console.log = function () {
process.stdout.write(format.apply(this, arguments) + '\n');
};
global.console.info = global.console.log;
global.console.warn = function () {
writeError(format.apply(this, arguments) + '\n');
};
global.console.error = global.console.warn;
global.console.dir = function(object){
var sys = module.requireNative('sys');
process.stdout.write(sys.inspect(object) + '\n');
};
var times = {};
global.console.time = function(label){
times[label] = Date.now();
};
global.console.timeEnd = function(label){
var duration = Date.now() - times[label];
global.console.log('%s: %dms', label, duration);
};
global.console.trace = function(label){
// TODO probably can to do this better with V8's debug object once that is
// exposed.
var err = new Error;
err.name = 'Trace';
err.message = label || '';
Error.captureStackTrace(err, arguments.callee);
console.error(err.stack);
};
global.console.assert = function(expression){
if(!expression){
var arr = Array.prototype.slice.call(arguments, 1);
process.assert(false, format.apply(this, arr));
}
}
global.Buffer = module.requireNative('buffer').Buffer;
process.exit = function (code) {
process.emit("exit");
process.reallyExit(code);
};
process.kill = function (pid, sig) {
if (!constants) constants = process.binding("constants");
sig = sig || 'SIGTERM';
if (!constants[sig]) throw new Error("Unknown signal: " + sig);
process._kill(pid, constants[sig]);
};
var cwd = process.cwd(); var cwd = process.cwd();
var path = requireNative('path'); var path = module.requireNative('path');
// Make process.argv[0] and process.argv[1] into full paths. // Make process.argv[0] and process.argv[1] into full paths.
if (process.argv[0].indexOf('/') > 0) { if (process.argv[0].indexOf('/') > 0) {
@ -748,7 +759,7 @@ if (process.argv[1]) {
}); });
} else { } else {
// No arguments, run the repl // No arguments, run the repl
requireNative('repl').start(); module.requireNative('repl').start();
} }
// All our arguments are loaded. We've evaluated all of the scripts. We // All our arguments are loaded. We've evaluated all of the scripts. We

2
test/fixtures/a.js

@ -18,6 +18,8 @@ exports.D = function () {
return c.D(); return c.D();
}; };
exports.number = 42;
process.addListener("exit", function () { process.addListener("exit", function () {
string = "A done"; string = "A done";
}); });

8
test/simple/test-repl.js

@ -10,6 +10,9 @@ var sys = require("sys"),
prompt_tcp = "node via TCP socket> ", prompt_tcp = "node via TCP socket> ",
server_tcp, server_unix, client_tcp, client_unix, timer; server_tcp, server_unix, client_tcp, client_unix, timer;
// absolute path to test/fixtures/a.js
var moduleFilename = require("path").join(common.fixturesDir, "a.js");
common.error('repl test'); common.error('repl test');
// function for REPL to run // function for REPL to run
@ -55,7 +58,10 @@ function tcp_test() {
send_expect([ send_expect([
{ client: client_tcp, send: "", expect: prompt_tcp }, { client: client_tcp, send: "", expect: prompt_tcp },
{ client: client_tcp, send: "invoke_me(333)\n", expect: ('\'' + "invoked 333" + '\'\n' + prompt_tcp) }, { client: client_tcp, send: "invoke_me(333)\n", expect: ('\'' + "invoked 333" + '\'\n' + prompt_tcp) },
{ client: client_tcp, send: "a += 1\n", expect: ("12346" + '\n' + prompt_tcp) } { client: client_tcp, send: "a += 1\n", expect: ("12346" + '\n' + prompt_tcp) },
{ client: client_tcp,
send: "require('" + moduleFilename + "').number\n",
expect: ("42" + '\n' + prompt_tcp) }
]); ]);
}); });

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