86 lines
1.3 KiB
Go
86 lines
1.3 KiB
Go
package errors
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import (
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"runtime"
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"strconv"
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"strings"
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)
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type (
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frame struct {
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Func string `json:"func"`
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File string `json:"file"`
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Line int `json:"line"`
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}
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)
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const (
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stackBuf = 128
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)
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func collectStack(skip int) []*frame {
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var (
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stack = make([]*frame, 0, stackBuf)
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cc = make([]uintptr, stackBuf)
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collected = runtime.Callers(skip, cc)
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frames = runtime.CallersFrames(cc[:collected])
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)
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for {
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f, n := frames.Next()
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if !n {
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break
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}
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aux := &frame{
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Func: f.Function,
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File: f.File,
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Line: f.Line,
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}
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if li := strings.LastIndex(f.Function, "/"); li > 0 {
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// remove prefix
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aux.Func = aux.Func[li+1:]
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}
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stack = append(stack, aux)
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}
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return stack
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}
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// Converts node stack trace (from Error().stack) to internal structure
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//
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// Node stack traces are received with errors from Corredor (node.js) automation server
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func convertNodeStack(nf []string) []*frame {
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conv := make([]*frame, len(nf))
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for i := range nf {
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var (
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f = &frame{}
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file, lno string
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)
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if p := strings.Index(nf[i], " ("); p > 0 {
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f.Func = nf[i][:p]
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file = nf[i][p+2 : len(nf[i])-1]
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} else {
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file = nf[i]
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}
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parts := strings.Split(file, ":")
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f.File = parts[0]
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if len(parts) >= 2 {
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lno = parts[1]
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}
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if lno != "" {
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f.Line, _ = strconv.Atoi(lno)
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}
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conv[i] = f
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}
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return conv
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}
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