I did some digging/manual shrinking.
It seems that any core.async code with the latest version of ClojureScript does
not compile under :advanced. I suspect the problem lies with the bump of Google
Closure dependency and/or core.async.
I made a repo showing a minimal case:
https://github.com/raspasov/cljs-1.9.494-core-async-broken
On Friday, February 24, 2017 at 8:51:10 PM UTC-8, Rangel Spasov wrote:
> Forgot to add: this is my :compiler settings map.
>
> {:output-to "index.ios.js"
> :main "env.ios.main"
> :output-dir "target/ios"
> :static-fns true
> :optimize-constants true
> :parallel-build true
> ;:pretty-print true
> ;:pseudo-names true
> :source-map "cljs-source-map.js"
> :optimizations :advanced
> :externs["externs/externs.js"]
> :closure-defines{"goog.DEBUG" false}}
>
> On Friday, February 24, 2017 at 8:46:03 PM UTC-8, Rangel Spasov wrote:
> > Hey guys,
> >
> > I'm getting this error. It seems that it's happening inside the transpiled
> > core.async sources. The error carrot at line 1444 points at the semicolon,
> > pretty strange.
> >
> >
> > Feb 24, 2017 8:38:19 PM com.google.javascript.jscomp.LoggerErrorManager
> > println
> > SEVERE:
> > /Users/raspasov/projects/project123/target/ios/cljs/core/async.js:1444:
> > ERROR - Parse error. No newline allowed before '=>'
> > var inst_33727 = async(inst_33726); (^ points at the semicolon)
> >
> >
> > Feb 24, 2017 8:38:19 PM com.google.javascript.jscomp.LoggerErrorManager
> > printSummary
> > WARNING: 1 error(s), 4 warning(s)
> > ERROR: JSC_PARSE_ERROR. Parse error. No newline allowed before '=>' at
> > /Users/raspasov/projects/project123/target/ios/cljs/core/async.js line 1444
> > : 34
> >
> > I tried both :parallel-build true/false but it doesn't make a difference.
> > It works fine on [org.clojure/clojurescript "1.9.473"]
> >
> >
> > Here's how the async.js source looks like around line 1444.
> >
> > return cljs.core.cst$kw$recur;
> > } else {
> > if((state_val_33738 === (2))){
> > var state_33737__$1 = state_33737;
> > return
> > cljs.core.async.impl.ioc_helpers.take_BANG_(state_33737__$1,(4),jobs);
> > } else {
> > if((state_val_33738 === (3))){
> > var inst_33735 = (state_33737[(2)]);
> > var state_33737__$1 = state_33737;
> > return
> > cljs.core.async.impl.ioc_helpers.return_chan(state_33737__$1,inst_33735);
> > } else {
> > if((state_val_33738 === (4))){
> > var inst_33726 = (state_33737[(2)]);
> > var inst_33727 = async(inst_33726); This is the error line
> > number 1444
> > var state_33737__$1 = state_33737;
> > if(cljs.core.truth_(inst_33727)){
> > var statearr_33743_33989 = state_33737__$1;
> > (statearr_33743_33989[(1)] = (5));
> >
> > } else {
> > var statearr_33744_33990 = state_33737__$1;
> > (statearr_33744_33990[(1)] = (6));
> >
> > }
> >
> > return cljs.core.cst$kw$recur;
> > } else {
> > if((state_val_33738 === (5))){
> > var state_33737__$1 = state_33737;
> > var statearr_33745_33992 = state_33737__$1;
> > (statearr_33745_33992[(2)] = null);
> >
> > (statearr_33745_33992[(1)] = (2));
> >
> >
> > return cljs.core.cst$kw$recur;
> > } else {
> > if((state_val_33738 === (6))){
> > var state_33737__$1 = state_33737;
> > var statearr_33746_33993 = state_33737__$1;
> > (statearr_33746_33993[(2)] = null);
> >
> > (statearr_33746_33993[(1)] = (7));
> >
> >
> > return cljs.core.cst$kw$recur;
> > } else {
> > if((state_val_33738 === (7))){
> > var inst_33733 = (state_33737[(2)]);
> > var state_33737__$1 = state_33737;
> > var statearr_33747_33994 = state_33737__$1;
> > (statearr_33747_33994[(2)] = inst_33733);
> >
> > (statearr_33747_33994[(1)] = (3));
> >
> >
> > return cljs.core.cst$kw$recur;
> > } else {
> > return null;
> > }
> > }
> > }
> > }
> > }
> > }
> > }
> >
> >
> > On Friday, February 24, 2017 at 4:21:35 PM UTC-8, David Nolen wrote:
> > > Just cut 1.9.494 to back out some macros that were made unintentionally
> > > private.
> > >
> > >
> > > On Fri, Feb 24, 2017 at 4:47 PM, David Nolen wrote:
> > >
> > >
> > > ClojureScript, the Clojure compiler that emits JavaScript source code.
> > >
> > >
> > > README and source code: https://github.com/clojure/clojurescript
> > >
> > >
> > > Leiningen dependency information:
> > >
> > >
> > > [org.clojure/clojurescript "1.9.493"]
> > >
> > >
> > > This is a bugfix release.
> > >
> > >
> > > As always, feedback welcome!
> > >
> > >
> > > ### Fixes
> > > * CLJS-1948: Possible race condition in compiler w/ parallel-build true
> > > * CLJS-1941: `cljs.compiler/cljs-files-in` shouldn't return `.cljc` files
> > > if a `.cljs` file exists for the namespace
> > > * CLJS-1940: Undeclared var warning when invoking a protocol method on a
> > > `js` interop form
> > > * CLJS-1951: Missing 0 and 1 arity versions of interleave
> > > * CLJS-1952: Bump Closure Compiler to Feb 2017
