dip/vendor/github.com/gobuffalo/here/pkg.go
2020-01-27 21:16:08 +01:00

58 lines
1.4 KiB
Go

package here
import (
"encoding/json"
"fmt"
)
// Package attempts to gather info for the requested package.
//
// From the `go help list` docs:
// The -find flag causes list to identify the named packages but not
// resolve their dependencies: the Imports and Deps lists will be empty.
//
// A workaround for this issue is to use the `Dir` field in the
// returned `Info` value and pass it to the `Dir(string) (Info, error)`
// function to return the complete data.
func (h Here) Package(p string) (Info, error) {
i, err := h.cache(p, func(p string) (Info, error) {
var i Info
if len(p) == 0 || p == "." {
return i, fmt.Errorf("missing package name")
}
b, err := run("go", "list", "-json", "-find", p)
if err != nil {
return i, err
}
if err := json.Unmarshal(b, &i); err != nil {
return i, err
}
return i, nil
})
if err != nil {
return i, err
}
h.cache(i.Dir, func(p string) (Info, error) {
return i, nil
})
return i, nil
}
// Package attempts to gather info for the requested package.
//
// From the `go help list` docs:
// The -find flag causes list to identify the named packages but not
// resolve their dependencies: the Imports and Deps lists will be empty.
//
// A workaround for this issue is to use the `Dir` field in the
// returned `Info` value and pass it to the `Dir(string) (Info, error)`
// function to return the complete data.
func Package(p string) (Info, error) {
return New().Package(p)
}