dip/vendor/github.com/gobuffalo/packr/v2/helpers.go

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2020-01-26 16:38:57 +01:00
package packr
import (
"os"
"path/filepath"
"runtime"
"strings"
"github.com/gobuffalo/envy"
"github.com/gobuffalo/packr/v2/plog"
)
func construct(name string, path string) *Box {
return &Box{
Path: path,
Name: name,
ResolutionDir: resolutionDir(path),
resolvers: resolversMap{},
dirs: dirsMap{},
}
}
func resolutionDirTestFilename(filename, og string) (string, bool) {
ng := filepath.Join(filepath.Dir(filename), og)
// // this little hack courtesy of the `-cover` flag!!
cov := filepath.Join("_test", "_obj_test")
ng = strings.Replace(ng, string(filepath.Separator)+cov, "", 1)
if resolutionDirExists(ng, og) {
return ng, true
}
ng = filepath.Join(envy.GoPath(), "src", ng)
if resolutionDirExists(ng, og) {
return ng, true
}
return og, false
}
func resolutionDirExists(s, og string) bool {
_, err := os.Stat(s)
if err != nil {
return false
}
plog.Debug("packr", "resolutionDir", "original", og, "resolved", s)
return true
}
func resolutionDir(og string) string {
ng, _ := filepath.Abs(og)
if resolutionDirExists(ng, og) {
return ng
}
// packr.New
_, filename, _, _ := runtime.Caller(3)
ng, ok := resolutionDirTestFilename(filename, og)
if ok {
return ng
}
// packr.NewBox (deprecated)
_, filename, _, _ = runtime.Caller(4)
ng, ok = resolutionDirTestFilename(filename, og)
if ok {
return ng
}
return og
}