Still not quite enough information what is the code generated prior to
advanced compilation?

I suspect you need to supply the "@constructor" JSDoc.

David

On Sunday, June 7, 2015, Alice Bellard <[email protected]> wrote:

> On Saturday, June 6, 2015 at 11:24:58 PM UTC+9, David Nolen wrote:
> > It seems to me this problem can could be made more minimal than it is.
> As it is, it seems like Google Closure itself might be rewriting the code.
> I don't see any other way for a gensym to end up used over "this".
> >
> >
> > Need more information via a more minimal case.
> >
> >
> >
> > David
> >
> >
> > On Sat, Jun 6, 2015 at 5:56 AM, Dusan Miloradovic <[email protected]
> <javascript:;>> wrote:
> > Sorry, I thought it was the well known issue. Here is the simplified
> macro:
> >
> >
> >
> > (defmacro custom-this []
> >
> >   (list 'js* "this")
> >
> > )
> >
> >
> >
> > (defmacro test-comp
> >
> >   [tsym tfields bsym & impls]
> >
> >   `(defn ~tsym [~@tfields]
> >
> >      ~@(map (fn[c]
> >
> >               `(this-as this#
> >
> >                         (aset this# ~(str c) ~c))) tfields)
> >
> >      ~(if (symbol? (first impls))
> >
> >         `(goog/base (custom-this))
> >
> >         (let [[constr-name params & bd] (first impls)
> >
> >               mta (meta constr-name)
> >
> >               ovrrd (when mta (= 'override (:tag mta)))
> >
> >               thsym (gensym "this")
> >
> >               ]
> >
> >           `(this-as ~thsym
> >
> >                     ~(when-not ovrrd
> >
> >                                         ;`(goog/base ~thsym ~@params)
> >
> >                        `(goog/base (custom-this) ~@params)
> >
> >                        )
> >
> >                     ~@bd)))
> >
> >  (this-as this## this##)
> >
> >      )
> >
> >   )
> >
> >
> >
> > and the test case in the cljs file:
> >
> >
> >
> > (mm/test-comp TestComponent [name] goog.ui.Component)
> >
> >
> >
> > generates the following js code:
> >
> >
> >
> > testns.TestComponent = (function testns$TestComponent(name){
> >
> > var this__18400__auto___26494 = this;
> >
> > (this__18400__auto___26494["name"] = name);
> >
> >
> >
> > var this26491_26495 = this;
> >
> > var G__26493_26496 = this;
> >
> > goog.base(G__26493_26496);
> >
> >
> >
> > var this_SHARP___18401__auto__ = this;
> >
> > return this_SHARP___18401__auto__;
> >
> > });
> >
> >
> >
> > and that fails during the advanced compilation phase with:
> >
> > ERROR: JSC_BASE_CLASS_ERROR. incorrect use of goog.base: First argument
> must be 'this'.
> >
> >
> >
> > Thanks,
> >
> > Dusan
> >
> >
> >
> >
> >
> > --
> >
> > Note that posts from new members are moderated - please be patient with
> your first post.
> >
> > ---
> >
> > You received this message because you are subscribed to the Google
> Groups "ClojureScript" group.
> >
> > To unsubscribe from this group and stop receiving emails from it, send
> an email to [email protected] <javascript:;>.
> >
> > To post to this group, send email to [email protected]
> <javascript:;>.
> >
> > Visit this group at http://groups.google.com/group/clojurescript.
>
> I'm also seeing the same error.
>
> (defn Foo
>   []
>   (goog/base (js* "this")))
> (goog/inherits Foo js/Object)
>
> (defn Foo
>   []
>   (this-as this
>     (goog/base this)))
> (goog/inherits Foo js/Object)
>
> Neither does work under advanced compilation mode.
>
>
> Compiling ClojureScript.
> Compiling "resources/public/js/compiled/main.js" from ["src-cljs"]...
> 6?? 07, 2015 10:24:58 ???? com.google.javascript.jscomp.LoggerErrorManager
> println
> SEVERE: /C:/workspace/app/target/cljsbuild-compiler-0/my/core.js:7: ERROR
> - incorrect use of goog.base: First argument must be 'this'.
> return goog.base(G__9818);
>        ^
>
> 6?? 07, 2015 10:24:58 ???? com.google.javascript.jscomp.LoggerErrorManager
> printSummary
> WARNING: 1 error(s), 0 warning(s)
> ERROR: JSC_BASE_CLASS_ERROR. incorrect use of goog.base: First argument
> must be 'this'. at /C:/workspace/app/target/cljsbuild-compiler-0/my/core.js
> line 7 : 7
>  [32mSuccessfully compiled "resources/public/js/compiled/main.js" in
> 13.313 seconds. [0m
>
> --
> Note that posts from new members are moderated - please be patient with
> your first post.
> ---
> You received this message because you are subscribed to the Google Groups
> "ClojureScript" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected] <javascript:;>.
> To post to this group, send email to [email protected]
> <javascript:;>.
> Visit this group at http://groups.google.com/group/clojurescript.
>

-- 
Note that posts from new members are moderated - please be patient with your 
first post.
--- 
You received this message because you are subscribed to the Google Groups 
"ClojureScript" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
Visit this group at http://groups.google.com/group/clojurescript.

Reply via email to