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Move file-watching logic into .NET to avoid Node's fs.watch issues on Windows (#128)

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This commit is contained in:
SteveSandersonMS
2016-07-07 14:25:54 +01:00
parent ce127f0d70
commit eec370e938
10 changed files with 111 additions and 150 deletions
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36
src/Microsoft.AspNetCore.NodeServices/Content/Node/entrypoint-http.js
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@@ -57,14 +57,9 @@
var http = __webpack_require__(2);
var path = __webpack_require__(3);
var ArgsUtil_1 = __webpack_require__(4);
var AutoQuit_1 = __webpack_require__(5);
// Webpack doesn't support dynamic requires for files not present at compile time, so grab a direct
// reference to Node's runtime 'require' function.
var dynamicRequire = eval('require');
var parsedArgs = ArgsUtil_1.parseArgs(process.argv);
if (parsedArgs.watch) {
AutoQuit_1.autoQuitOnFileChange(process.cwd(), parsedArgs.watch.split(','));
}
var server = http.createServer(function (req, res) {
readRequestBodyAsJson(req, function (bodyJson) {
var hasSentResult = false;
@@ -117,6 +112,7 @@
}
});
});
var parsedArgs = ArgsUtil_1.parseArgs(process.argv);
var requestedPortOrZero = parsedArgs.port || 0; // 0 means 'let the OS decide'
server.listen(requestedPortOrZero, 'localhost', function () {
// Signal to HttpNodeHost which port it should make its HTTP connections on
@@ -170,35 +166,5 @@
exports.parseArgs = parseArgs;
/***/ },
/* 5 */
/***/ function(module, exports, __webpack_require__) {
"use strict";
var fs = __webpack_require__(6);
var path = __webpack_require__(3);
function autoQuitOnFileChange(rootDir, extensions) {
// Note: This will only work on Windows/OS X, because the 'recursive' option isn't supported on Linux.
// Consider using a different watch mechanism (though ideally without forcing further NPM dependencies).
fs.watch(rootDir, { persistent: false, recursive: true }, function (event, filename) {
var ext = path.extname(filename);
if (extensions.indexOf(ext) >= 0) {
console.log('Restarting due to file change: ' + filename);
// Temporarily, the file-watching logic is in Node, so we signal it's time to restart by
// sending the following message back to .NET. Soon the file-watching logic will move over
// to the .NET side, and this whole file can be removed.
console.log('[Microsoft.AspNetCore.NodeServices:Restart]');
}
});
}
exports.autoQuitOnFileChange = autoQuitOnFileChange;
/***/ },
/* 6 */
/***/ function(module, exports) {
module.exports = require("fs");
/***/ }
/******/ ])));