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e36aeda | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | // Copyright 2023 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"fmt"
"internal/trace"
"internal/trace/traceviewer"
"slices"
)
// viewerFrames returns the frames of the stack of ev. The given frame slice is
// used to store the frames to reduce allocations.
func viewerFrames(stk trace.Stack) []trace.StackFrame {
return slices.Collect(stk.Frames())
}
func viewerGState(state trace.GoState, inMarkAssist bool) traceviewer.GState {
switch state {
case trace.GoUndetermined:
return traceviewer.GDead
case trace.GoNotExist:
return traceviewer.GDead
case trace.GoRunnable:
return traceviewer.GRunnable
case trace.GoRunning:
return traceviewer.GRunning
case trace.GoWaiting:
if inMarkAssist {
return traceviewer.GWaitingGC
}
return traceviewer.GWaiting
case trace.GoSyscall:
// N.B. A goroutine in a syscall is considered "executing" (state.Executing() == true).
return traceviewer.GRunning
default:
panic(fmt.Sprintf("unknown GoState: %s", state.String()))
}
}
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