New attempt: 2010/12/29 Nicholas Wieland <nicholas.wiel...@gmail.com>
> > On Dec 29, 2010, at 5:14 PM, Eric Lavigne wrote: > > > Hi, Nicholas. > > > > I would need to see more detail in order to know what is going wrong > > in your case. I created a new project myself so that you can see an > > example that does work. > > > > First I typed this: > > > > lein new hello > > > > That created a project in the hello directory. I changed in that > > directory and edited the file src\hello\core.clj (backslashes because > > I am working on Windows, but that isn't a big difference). > > > > cd hello > > write src\hello\core.clj > > > > I edited that file to look like this (added an example function). > > > > (ns hello.core) > > > > (defn say-hello [name] > > (println "Hello, " name)) > > > > After saving that file, I started a REPL to test it out. > > > > lein repl > > (use 'hello.core) > > (say-hello "Nicholas") > > > > And the REPL responded with: > > > > Hello, Nicholas > > nil > > > > It printed out the statement, as I told it to, and showed the return > > value of my function: nil. > > > > Note the single-quote in (use 'hello.core) which is a little different > > from how the same thing would look as part of the ns macro. > > > > Let me know if you have any more questions about this. > > I've tried the same, but not in core.clj, but in another file named > hello.clj: > > (ns kenji.hello ) > > (defn hi [name] > (println "HI " name)) > > Then I go to the REPL and I try: > > [...@slicingupeyeballs:~/kenji]$ lein repl (12-29 > 23:26) > REPL started; server listening on localhost:21669. > kenji.core=> (:require 'kenji.hello) > Stop! Unles, *cough*, ":require" is a placeholder for "require" (just kidding), then you should invoke "require", not :require. You got caught because keywords are functions too, though invoking keywords on symbols just returns nil. user=> (:foo 'bar) nil nil > kenji.core=> (hi "nick") > java.lang.Exception: Unable to resolve symbol: hi in this context > (NO_SOURCE_FILE:2) > > [...@slicingupeyeballs:~/kenji]$ ls -l src/kenji (12-29 > 23:31) > total 24 > -rw-r--r--@ 1 ngw staff 244 Dec 29 16:24 core.clj > -rw-r--r--@ 1 ngw staff 5756 Dec 29 23:26 hello.clj > > Stuff in core.clj works normally, no problem at all. > > TIA, > ngw > > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com<clojure%2bunsubscr...@googlegroups.com> > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en
