apache / apache/royale-compiler

class paths remain in minified output

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#202 5 comments 0 reactions 1 assignee Claimed by @greg-dove View on GitHub
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Description

Using this simple app:
```











```
If you compile using this config:
```
{
"config": "royale",
"compilerOptions": {
"debug": true,
"targets": ["JSRoyale"],
"source-map": true,
"remove-circulars": true
},
"additionalOptions": "-js-output-optimization=skipAsCoercions -allow-abstract-classes=true -js-vector-emulation-class=Array -js-vector-index-checks=false -js-complex-implicit-coercions=false -export-public-symbols=false -prevent-rename-protected-symbols=false -prevent-rename-public-static-methods=false -prevent-rename-public-instance-methods=false -prevent-rename-public-static-variables=false -prevent-rename-public-instance-variables=false -prevent-rename-public-instance-accessors=false",
"files":
[
"src/test_project.mxml"
]
}
```
You get this at the top of the minified code:

```
var aa='Error #1034: Type Coercion failed: cannot convert ',ba='applicationComplete',ca='array',da='backgroundImage',ea='border-box',fa='childrenAdded',f='class',ha='deferredSizeHandler',ia='explicitHeightChanged',ja='explicitWidthChanged',h='function',ka='handleInitComplete',la='handleSizeChange',ma='heightChanged',na='inherit',oa='initComplete',k='interface',pa='number',qa='object',ra='org.apache.royale.core.Application',sa='org.apache.royale.core.ApplicationBase',ta='org.apache.royale.core.Bead',
ua='org.apache.royale.core.BeadViewBase',va='org.apache.royale.core.DispatcherBead',wa='org.apache.royale.core.ElementWrapper',xa='org.apache.royale.core.GroupBase',ya='org.apache.royale.core.HTMLElementWrapper',za='org.apache.royale.core.IApplicationView',Aa='org.apache.royale.core.IBead',Ba='org.apache.royale.core.IBeadController',Ca='org.apache.royale.core.IBeadLayout',Da='org.apache.royale.core.IBeadModel',Ea='org.apache.royale.core.IBeadView',Fa='org.apache.royale.core.IBorderPaddingMarginValuesImpl',
Ga='org.apache.royale.core.ICSSImpl',Ha='org.apache.royale.core.IChild',Ia='org.apache.royale.core.IContainer',Ja='org.apache.royale.core.IContentViewHost',Ka='org.apache.royale.core.IDocument',La='org.apache.royale.core.IFlexInfo',Ma='org.apache.royale.core.IId',Na='org.apache.royale.core.IInitialViewApplication',Oa='org.apache.royale.core.ILayoutChild',Pa='org.apache.royale.core.ILayoutHost',Qa='org.apache.royale.core.ILayoutParent',Ra='org.apache.royale.core.ILayoutView',Sa='org.apache.royale.core.IMXMLDocument',
Ta='org.apache.royale.core.IMeasurementBead',Ua='org.apache.royale.core.IParent',Va='org.apache.royale.core.IParentIUIBase',Wa='org.apache.royale.core.IPopUpHost',Xa='org.apache.royale.core.IPopUpHostParent',Ya='org.apache.royale.core.IRenderedObject',Za='org.apache.royale.core.IRoyaleElement',$a='org.apache.royale.core.IState',ab='org.apache.royale.core.IStatesImpl',bb='org.apache.royale.core.IStatesObject',cb='org.apache.royale.core.IStrand',db='org.apache.royale.core.IStrandWithModel',eb='org.apache.royale.core.IStrandWithModelView',
fb='org.apache.royale.core.IStyleObject',gb='org.apache.royale.core.IStyleableObject',hb='org.apache.royale.core.IUIBase',ib='org.apache.royale.core.IValuesImpl',jb='org.apache.royale.core.LayoutBase',kb='org.apache.royale.core.SimpleCSSValuesImpl',lb='org.apache.royale.core.UIBase',mb='org.apache.royale.core.ValuesManager',nb='org.apache.royale.core.View',ob='org.apache.royale.core.ViewBase',pb='org.apache.royale.core.WrappedHTMLElement',qb='org.apache.royale.core.layout.EdgeData',rb='org.apache.royale.core.layout.LayoutData',
sb='org.apache.royale.core.layout.MarginData',tb='org.apache.royale.core.styles.BorderStyles',ub='org.apache.royale.events.BrowserEvent',vb='org.apache.royale.events.ElementEvents',wb='org.apache.royale.events.Event',xb='org.apache.royale.events.EventDispatcher',yb='org.apache.royale.events.IBrowserEvent',zb='org.apache.royale.events.IEventDispatcher',Ab='org.apache.royale.events.IRoyaleEvent',Bb='org.apache.royale.events.ValueChangeEvent',Cb='org.apache.royale.events.ValueEvent',Db='org.apache.royale.events.utils.EventUtils',
Eb='org.apache.royale.html.Label',Fb='org.apache.royale.html.beads.GroupView',Gb='org.apache.royale.html.beads.layouts.BasicLayout',Hb='org.apache.royale.utils.CSSUtils',Ib='org.apache.royale.utils.MXMLDataInterpreter',Jb='org.apache.royale.utils.StringPadder',Kb='org.apache.royale.utils.Timer',Lb='percentHeightChanged',Mb='percentWidthChanged',Nb='resizeHandler',Ob='sizeChanged',Pb='string',Qb='test_project',Rb='viewChanged',Sb='widthChanged';function l(){return function(){}}
```
That's a lot of unnecessary cruft.

My best guess on why that's happening is:
1. Language.as uses ROYALE_CLASS_INFO to find interfaces.
2. That makes Closure Compiler assume ROYALE_CLASS_INFO is needed.
3. All the info from ROYALE_CLASS_INFO including the class `name` and `qname` is preserved.

Only the interface information is needed by Language. The `name` and `qname` are only needed for reflection.

The solution is probably to separate the class `name` and `qname` from the interface dependencies. It seems like they should be two variables.

That should free up `name` and `qname` to be removed unless Reflection is used.

Names that make sense would be `ROYALE_CLASS_INFO` and `ROYALE_INTERFACE_INFO`. A question I have would be whether pulling out the interface info might cause problems for existing SWC libraries. Probably yes, but requiring rebuilding SWCs is probably reasonable.

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