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package testingtsupport
import (
"regexp"
"runtime/debug"
"strings"
"github.com/onsi/gomega/types"
)
type gomegaTestingT interface {
Errorf(format string, args ...interface{})
}
func BuildTestingTGomegaFailHandler(t gomegaTestingT) types.GomegaFailHandler {
return func(message string, callerSkip ...int) {
skip := 1
if len(callerSkip) > 0 {
skip = callerSkip[0]
}
stackTrace := pruneStack(string(debug.Stack()), skip)
t.Errorf("\n%s\n%s", stackTrace, message)
}
}
func pruneStack(fullStackTrace string, skip int) string {
stack := strings.Split(fullStackTrace, "\n")
if len(stack) > 2*(skip+1) {
stack = stack[2*(skip+1):]
}
prunedStack := []string{}
re := regexp.MustCompile(`\/ginkgo\/|\/pkg\/testing\/|\/pkg\/runtime\/`)
for i := 0; i < len(stack)/2; i++ {
if !re.Match([]byte(stack[i*2])) {
prunedStack = append(prunedStack, stack[i*2])
prunedStack = append(prunedStack, stack[i*2+1])
}
}
return strings.Join(prunedStack, "\n")
}
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