/
install.go
101 lines (80 loc) · 1.72 KB
/
install.go
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package main
import (
"fmt"
"github.com/vito/gocart/command_runner"
"github.com/vito/gocart/fetcher"
"github.com/vito/gocart/set"
)
func install(root string, recursive bool, exclude []string) {
cartridge, err := set.LoadFrom(root)
if err != nil {
fatal(err)
}
runner := command_runner.New(false)
fetcher, err := fetcher.New(runner)
if err != nil {
fatal(err)
}
err = installDependencies(fetcher, cartridge, recursive, exclude, 0)
if err != nil {
fatal(err)
}
err = cartridge.SaveTo(root)
if err != nil {
fatal(err)
}
fmt.Println(green("OK"))
}
func installDependencies(fetcher *fetcher.Fetcher, deps *set.Set, recursive bool, exclude []string, depth int) error {
maxWidth := 0
for _, dep := range deps.Dependencies {
if len(dep.Path) > maxWidth {
maxWidth = len(dep.Path)
}
}
for _, dep := range deps.Dependencies {
if tagsMatch(dep.Tags, exclude) {
continue
}
versionDisplay := ""
if dep.BleedingEdge {
versionDisplay = "*"
} else {
versionDisplay = dep.Version
}
fmt.Println(
indent(
depth,
bold(dep.Path)+padding(maxWidth-len(dep.Path)+2)+cyan(versionDisplay),
),
)
lockedDependency, err := fetcher.Fetch(dep)
if err != nil {
return err
}
deps.Replace(lockedDependency)
if recursive {
nextDeps, err := set.LoadFrom(lockedDependency.FullPath(GOPATH))
if err == set.NoCartridgeError {
continue
} else if err != nil {
return err
}
err = installDependencies(fetcher, nextDeps, true, []string{"test"}, depth+1)
if err != nil {
return err
}
}
}
return nil
}
func tagsMatch(as, bs []string) bool {
for _, atag := range as {
for _, btag := range bs {
if atag == btag {
return true
}
}
}
return false
}