nl_tokens: Adds information about the first frame to incomplete stack traces . Safari and IE require this to get complete data on the first frame .
pl_tokens: function augmentStackTraceWithInitialElement ( stackInfo , url , lineNo , <mask> ) { var initial = { url : url , line : lineNo } ; if ( initial . url && initial . line ) { stackInfo . incomplete = false ; if ( ! initial . func ) { initial . func = UNKNOWN_FUNCTION ; } if ( stackInfo . stack . length > 0 ) { if ( stackInfo . stack [ 0 ] . url === initial . url ) { if ( stackInfo . stack [ 0 ] . line === initial . line ) { return false ; // already in stack trace } else if ( ! stackInfo . stack [ 0 ] . line && stackInfo . stack [ 0 ] . func === initial . func ) { stackInfo . stack [ 0 ] . line = initial . line ; return false ; } } } stackInfo . stack . unshift ( initial ) ; stackInfo . partial = true ; return true ; } else { stackInfo . incomplete = true ; } return false ; }