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Set build import path to the root of the target project #14

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Set build import path to the root of the target project #14

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14 changes: 10 additions & 4 deletions main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ var (
pkgmatch *regexp.Regexp
)

func findImport(p string) {
func findImport(p string, rootp string) {
if !pkgmatch.MatchString(p) {
// doesn't match the filter, skip it
return
Expand All @@ -47,13 +47,13 @@ func findImport(p string) {
p = path.Join("vendor", p)
}

pkg, err := build.Import(p, "", 0)
pkg, err := build.Import(p, rootp, 0)
if err != nil {
log.Fatal(err)
}
pkgs[p] = filter(pkg.Imports)
for _, pkg := range pkgs[p] {
findImport(pkg)
findImport(pkg, rootp)
}
}

Expand Down Expand Up @@ -102,8 +102,14 @@ func check(err error) {
}

func main() {
var rootPkg * build.Package
var e error
for _, pkg := range flag.Args() {
findImport(pkg)
rootPkg, e = build.Import(pkg, "", 0)
if e != nil {
log.Fatal(e)
}
findImport(pkg, rootPkg.Dir)
}
cmd := exec.Command("dot", "-Tsvg")
in, err := cmd.StdinPipe()
Expand Down