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package packp
import (
"time"
"gopkg.in/src-d/go-git.v4/plumbing"
"gopkg.in/src-d/go-git.v4/plumbing/protocol/packp/capability"
)
// UploadRequest values represent the information transmitted on a
// upload-request message. Values from this type are not zero-value
// safe, use the New function instead.
// This is a low level type, use UploadPackRequest instead.
type UploadRequest struct {
Capabilities *capability.List
Wants []plumbing.Hash
Shallows []plumbing.Hash
Depth Depth
}
// Depth values stores the desired depth of the requested packfile: see
// DepthCommit, DepthSince and DepthReference.
type Depth interface {
isDepth()
}
// DepthCommits values stores the maximum number of requested commits in
// the packfile. Zero means infinite. A negative value will have
// undefined consecuences.
type DepthCommits int
func (d DepthCommits) isDepth() {}
// DepthSince values requests only commits newer than the specified time.
type DepthSince time.Time
func (d DepthSince) isDepth() {}
// DepthReference requests only commits not to found in the specified reference.
type DepthReference string
func (d DepthReference) isDepth() {}
// NewUploadRequest returns a pointer to a new UlReq value, ready to be used. It has
// no capabilities, wants or shallows and an infinite depth. Please
// note that to encode an upload-request it has to have at least one
// wanted hash.
func NewUploadRequest() *UploadRequest {
return &UploadRequest{
Capabilities: capability.NewList(),
Wants: []plumbing.Hash{},
Shallows: []plumbing.Hash{},
Depth: DepthCommits(0),
}
}
// Want adds a hash reference to the 'wants' list.
func (r *UploadRequest) Want(h ...plumbing.Hash) {
r.Wants = append(r.Wants, h...)
}
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