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exports.print = function (x) {
process.stdio.write(x);
};
exports.puts = function (x) {
process.stdio.write(x.toString() + "\n");
};
exports.debug = function (x) {
process.stdio.writeError("DEBUG: " + x.toString() + "\n");
};
exports.error = function (x) {
process.stdio.writeError(x.toString() + "\n");
};
/**
* Echos the value of a value. Trys to print the value out
* in the best way possible given the different types.
*
* @param {Object} value The object to print out
*/
exports.inspect = function (value) {
if (value === 0) return "0";
if (value === false) return "false";
if (value === "") return '""';
if (typeof(value) == "function") return "[Function]";
if (value === undefined) return;
try {
return JSON.stringify(value, undefined, 1);
} catch (e) {
// TODO make this recusrive and do a partial JSON output of object.
if (e.message.search("circular")) {
return "[Circular Object]";
} else {
throw e;
}
}
};
exports.p = function (x) {
exports.error(exports.inspect(x));
};
exports.exec = function (command) {
var child = process.createChildProcess("/bin/sh", ["-c", command]);
var stdout = "";
var stderr = "";
var promise = new process.Promise();
child.addListener("output", function (chunk) {
if (chunk) stdout += chunk;
});
child.addListener("error", function (chunk) {
if (chunk) stderr += chunk;
});
child.addListener("exit", function (code) {
if (code == 0) {
promise.emitSuccess(stdout, stderr);
} else {
promise.emitError(code, stdout, stderr);
}
});
return promise;
};
/**
* Inherit the prototype methods from one constructor into another.
*
* The Function.prototype.inherits from lang.js rewritten as a standalone
* function (not on Function.prototype). NOTE: If this file is to be loaded
* during bootstrapping this function needs to be revritten using some native
* functions as prototype setup using normal JavaScript does not work as
* expected during bootstrapping (see mirror.js in r114903).
*
* @param {function} ctor Constructor function which needs to inherit the
* prototype
* @param {function} superCtor Constructor function to inherit prototype from
*/
exports.inherits = function (ctor, superCtor) {
var tempCtor = function(){};
tempCtor.prototype = superCtor.prototype;
ctor.super_ = superCtor.prototype;
ctor.prototype = new tempCtor();
ctor.prototype.constructor = ctor;
};