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package gitpb
// does processing on the go.mod and go.sum files
import (
"bufio"
"os"
"path/filepath"
"strings"
"go.wit.com/log"
)
// reads and parses the go.sum file
// does not change anything
func (repo *Repo) ParseGoSum() bool {
// empty out what was there before
repo.GoDeps = nil
// check of the repo is a primitive
// that means, there is not a go.sum file
// because the package is completely self contained!
if err := repo.setPrimitive(); err != nil {
// log.Info("gitpb.ParseGoSum()", err)
return false
}
if repo.GetGoPrimitive() {
// log.Info("This repo is primitive!")
return true
}
tmp := filepath.Join(repo.FullPath, "go.sum")
gosum, err := os.Open(tmp)
defer gosum.Close()
if err != nil {
log.Info("gitpb.ParseGoSum() missing go.sum. Some error happened with go mod init & tidy", err)
return false
}
scanner := bufio.NewScanner(gosum)
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
parts := strings.Split(line, " ")
if len(parts) == 3 {
godep := strings.TrimSpace(parts[0])
version := strings.TrimSpace(parts[1])
if strings.HasSuffix(version, "/go.mod") {
version = strings.TrimSuffix(version, "/go.mod")
}
new1 := GoDep{
GoPath: godep,
Version: version,
}
if repo.GoDeps == nil {
repo.GoDeps = new(GoDeps)
}
repo.GoDeps.AppendByGoPath(&new1)
} else {
log.Info("gitpb.ParseGoSum() go.sum parse error invalid:", line)
return false
}
}
if err := scanner.Err(); err != nil {
repo.GoDeps = nil
log.Info("gitpb.ParseGoSum()", err)
return false
}
return true
}
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