matterbridge/vendor/modernc.org/ccgo/v3/lib/cover.go

40 lines
735 B
Go

// Copyright 2020 The CCGO 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 ccgo // import "modernc.org/ccgo/v3/lib"
import (
"fmt"
"runtime"
"sort"
"strings"
)
var (
coverMap = map[uintptr]struct{}{}
)
func pc2origin(pc uintptr) string {
f := runtime.FuncForPC(pc)
var fn, fns string
var fl int
if f != nil {
fn, fl = f.FileLine(pc)
fns = f.Name()
if x := strings.LastIndex(fns, "."); x > 0 {
fns = fns[x+1:]
}
}
return fmt.Sprintf("%s:%d:%s", fn, fl, fns)
}
func coverReport() string {
var a []string
for pc := range coverMap {
a = append(a, pc2origin(pc))
}
sort.Strings(a)
return strings.Join(a, "\n")
}