60 lines
1.1 KiB
Go
60 lines
1.1 KiB
Go
package fingerprint
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import (
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"regexp"
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"strconv"
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"strings"
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)
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// Zig panic/stack trace patterns:
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//
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// /path/to/file.zig:42:13: 0x1234 in function_name (module)
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// ???:?:?: 0x1234 in ??? (???)
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var zigFrameRe = regexp.MustCompile(
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`^\s*(.+?):(\d+):\d+:\s+(0x[0-9a-fA-F]+)\s+in\s+(\S+)\s+\(([^)]*)\)`,
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)
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// Zig panic header: "panic: ..." or "thread N panic: ..."
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var zigPanicRe = regexp.MustCompile(`(?:thread \d+ )?panic: `)
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// ParseZig parses Zig panic stack traces.
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func ParseZig(raw string) []Frame {
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if !zigPanicRe.MatchString(raw) && !strings.Contains(raw, " in ") {
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return nil
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}
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var frames []Frame
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for _, line := range strings.Split(raw, "\n") {
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m := zigFrameRe.FindStringSubmatch(line)
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if m == nil {
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continue
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}
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file := m[1]
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lineNo, _ := strconv.Atoi(m[2])
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addr := m[3]
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fn := m[4]
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module := m[5]
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// Skip unknown frames.
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if fn == "???" {
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continue
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}
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frames = append(frames, Frame{
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Address: addr,
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Function: fn,
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File: file,
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Line: lineNo,
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Module: module,
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Index: len(frames),
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})
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}
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if len(frames) < 1 {
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return nil
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}
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return frames
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}
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