You might like this, Eldar: https://github.com/flatiron/broadway
It gives you dependency injection and IoC. We use it a lot in flatiron, it's pretty sweet. --Josh On Fri, Jul 27, 2012 at 2:27 PM, Rob Ashton <[email protected]> wrote: > Yeah, sorry > > Not a real developer, never worked on a real project, excuse me for my > ignorance. > > Lol jking > > Sigh > > Sent from my iPhone > > On 27 Jul 2012, at 20:33, Joe Developer <[email protected]> wrote: > > Erm, outside of the amateur hour projects just such functionality exists: > http://blog.endpoint.com/2011/02/locally-served-yui3.html > > And yes, once you have had the pleasure of using it on non-trivial apps you > miss it dearly when dealing with the ad-hoc structured or 'good enough > rolled' alternatives. > > On Fri, Jul 27, 2012 at 11:47 PM, Martin Cooper <[email protected]> wrote: >> >> On Fri, Jul 27, 2012 at 8:07 AM, Rob Ashton <[email protected]> >> wrote: >> > Do we need dependency injection in nodejs? Well - if you mean dependency >> > injection literally, we have it already, it looks like this >> > >> > function doSomething(dependency) { >> > >> > } >> > >> > doSomething(new FooDependency()) >> > >> > or >> > >> > doSomething(new BarDependency()) >> > >> > or >> > >> > var Animal = function(vocals) { >> > this.vocals = vocals >> > } >> > >> > var cat = new Animal(miaow) >> > cat dog = new Animal(woof) >> > >> > etc >> > >> > ---------- >> > >> > If you're talking about 'container' support to support this, it's a >> > road >> > that has been trodden well by .NET and Java devs, and has been shown >> > time >> > and time again to lead full circle to the very beginning where you just >> > build your object graphs manually and introduce extensibility points >> > where >> > you need them for either mocking out slow dependencies for testing or >> > allowing consumers to control something about your code. >> > >> > Trying to bake in support to this as part of the require system seems >> > like >> > asking for trouble, keep it explicit, keep it as needed and let the >> > goodness >> > follow. >> >> I agree with this. If you need dependency injection, design it into >> your system. Don't force it on unsuspecting modules. >> >> A couple of things that come to mind off the top of my head: >> >> * If I compel some module to use, say, 'my-funky-fs' instead of 'fs' >> without knowing it, will that cause *its* dependencies to have their >> usage of 'fs' replaced too? What if one of them was already replacing >> it with something of its own choosing, perhaps using a different >> mechanism (like maybe graceful-fs)? >> >> * If someone reports an issue with one of my packages, and I spend a >> bunch of my time debugging it, only to discover that the reporter >> replaced one of my dependencies with some other flaky substitute and >> that's the culprit, I'm not going to be happy about that. I design my >> packages to work with their declared dependencies, or I specifically >> design for dependency injection if it's needed. >> >> > My two cents. >> >> And mine. :) >> >> -- >> Martin Cooper >> >> >> > On Fri, Jul 27, 2012 at 4:45 PM, Eldar <[email protected]> wrote: >> >> >> >> Do we need this in Node? >> >> >> >> My answer is yes we need some (simple) way to specify the app level >> >> dependencies at runtime. Here is my take on this. Please checkout and >> >> let >> >> me know how do you feel about. >> >> >> >> But the idea is very simple: >> >> >> >> >> >> // inside any index.js >> >> var R = require('runtime').patchNative() >> >> var use = R(module).use >> >> >> >> use('fs', 'node_modules/third/party', require('./smart-fs')) >> >> >> >> That's it. Third party module just uses our smart file system >> >> >> >> -- >> >> Job Board: http://jobs.nodejs.org/ >> >> Posting guidelines: >> >> https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines >> >> You received this message because you are subscribed to the Google >> >> Groups "nodejs" group. >> >> To post to this group, send email to [email protected] >> >> To unsubscribe from this group, send email to >> >> [email protected] >> >> For more options, visit this group at >> >> http://groups.google.com/group/nodejs?hl=en?hl=en >> > >> > >> > -- >> > Job Board: http://jobs.nodejs.org/ >> > Posting guidelines: >> > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines >> > You received this message because you are subscribed to the Google >> > Groups "nodejs" group. >> > To post to this group, send email to [email protected] >> > To unsubscribe from this group, send email to >> > [email protected] >> > For more options, visit this group at >> > http://groups.google.com/group/nodejs?hl=en?hl=en >> >> -- >> Job Board: http://jobs.nodejs.org/ >> Posting guidelines: >> https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines >> You received this message because you are subscribed to the Google >> Groups "nodejs" group. >> To post to this group, send email to [email protected] >> To unsubscribe from this group, send email to >> [email protected] >> For more options, visit this group at >> http://groups.google.com/group/nodejs?hl=en?hl=en > > > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en -- Joshua Holbrook Head of Support Nodejitsu Inc. [email protected] -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en
