/
dependencies.go
46 lines (42 loc) · 1.07 KB
/
dependencies.go
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package project
import (
"fmt"
"strings"
)
func checkUnitDependencies(p *Project) error {
for _, uniit := range p.Units {
if err := checkDependenciesRecursive(uniit); err != nil {
return fmt.Errorf("unresolved dependency in unit %v.%v: %w", uniit.Stack().Name, uniit.Name(), err)
}
}
return nil
}
func checkDependenciesRecursive(unit Unit, chain ...string) error {
if err := checkUnitDependenciesCircle(chain); err != nil {
return err
}
chain = append(chain, unit.Key())
for _, dep := range unit.Dependencies().Slice() {
if err := checkDependenciesRecursive(dep.Unit, chain...); err != nil {
return err
}
}
return nil
}
func checkUnitDependenciesCircle(chain []string) error {
if len(chain) < 2 {
return nil
}
circleCheck := []string{}
for _, str := range chain {
for _, comareStr := range circleCheck {
// log.Warnf("Compare: %v == %v", str, )
if str == comareStr {
circleCheck = append(circleCheck, str)
return fmt.Errorf("loop: %s", strings.Join(circleCheck, " -> "))
}
}
circleCheck = append(circleCheck, str)
}
return nil
}