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Bug 369001

Summary: NPE in mirror.js when setMode not called
Product: [ECD] Orion Reporter: Felipe Heidrich <eclipse.felipe>
Component: EditorAssignee: Mark Macdonald <mamacdon>
Status: RESOLVED FIXED QA Contact:
Severity: normal    
Priority: P3 CC: mamacdon
Version: 0.3   
Target Milestone: 0.4 M2   
Hardware: PC   
OS: Windows 7   
Whiteboard:

Description Felipe Heidrich CLA 2012-01-18 14:25:29 EST 
If the mirror styler is called before setMode is called is barfs this exception:
mode is null
getState(lineIndex=0)mirror.js (line 532)
highlight(startLine=0, endLine=20, partial=true)mirror.js (line 409)
onLineStyle(e=Object { type="LineStyle", textView={...}, lineIndex=0, more...})mirror.js (line 729)
onLineStyle(e=Object { type="LineStyle", textView={...}, lineIndex=0, more...})mirror.js (line 684)
dispatchEvent(evt=Object { type="LineStyle", textView={...}, lineIndex=0, more...})eventTarget.js (line 72)
onLineStyle(lineStyleEvent=Object { type="LineStyle", textView={...}, lineIndex=0, more...})textView.js (line 874)
_createLine(parent=DocumentFragment { constructor=DocumentFragment, nodeName="#document-fragment", nodeType=11, more...}, div=null, document=Document about:blank, lineIndex=0, model=Object { _lastLineIndex=0, _text=[1], _lineOffsets=[66], more...})textView.js (line 3354)
_updatePage(hScrollOnly=undefined)textView.js (line 5783)
_createContent()textView.js (line 3892)
_createViewTimer()textView.js (line 3746)
[Break On This Error] 	

return mode.startState();

mirror.js (line 532)