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In SpaServices NuGet package, pass through error stack when NPM modules fail to load

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This commit is contained in:
SteveSandersonMS
2016-09-21 11:11:24 +01:00
parent 232e908ce8
commit f9807c546d
2 changed files with 8 additions and 2 deletions
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5
src/Microsoft.AspNetCore.SpaServices/Content/Node/prerenderer.js
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@@ -4,7 +4,10 @@ module.exports.renderToString = function (callback) {
try {
aspNetPrerendering = require('aspnet-prerendering');
} catch (ex) {
callback('To use prerendering, you must install the \'aspnet-prerendering\' NPM package.');
// Developers sometimes have trouble with badly-configured Node installations, where it's unable
// to find node_modules. Or they accidentally fail to deploy node_modules, or even to run 'npm install'.
// Make sure such errors are reported back to the .NET part of the app.
callback('Prerendering failed because of an error while loading \'aspnet-prerendering\'. Error was: ' + ex.stack);
return;
}