Update vendor folder (Delve support)

vendor/github.com/derekparker/delve/pkg/target/target.go

@@ -0,0 +1,84 @@
+package target
+
+import (
+	"debug/gosym"
+	"go/ast"
+	"time"
+
+	"github.com/derekparker/delve/pkg/proc"
+)
+
+// Target represents the target of the debugger. This
+// target could be a system process, core file, etc.
+type Interface interface {
+	Info
+	ProcessManipulation
+	BreakpointManipulation
+	VariableEval
+}
+
+// Info is an interface that provides general information on the target.
+type Info interface {
+	Pid() int
+	Exited() bool
+	Running() bool
+
+	BinaryInfo
+	ThreadInfo
+	GoroutineInfo
+}
+
+// BinaryInfo is an interface for accessing information on the binary file
+// and the contents of binary sections.
+type BinaryInfo interface {
+	LastModified() time.Time
+	Sources() map[string]*gosym.Obj
+	FindFileLocation(fileName string, lineNumber int) (uint64, error)
+	FindFunctionLocation(funcName string, firstLine bool, lineOffset int) (uint64, error)
+	Funcs() []gosym.Func
+	Types() ([]string, error)
+	PCToLine(uint64) (string, int, *gosym.Func)
+	FirstPCAfterPrologue(fn *gosym.Func, sameline bool) (uint64, error)
+}
+
+// ThreadInfo is an interface for getting information on active threads
+// in the process.
+type ThreadInfo interface {
+	Threads() map[int]*proc.Thread
+	CurrentThread() *proc.Thread
+}
+
+// GoroutineInfo is an interface for getting information on running goroutines.
+type GoroutineInfo interface {
+	GoroutinesInfo() ([]*proc.G, error)
+	SelectedGoroutine() *proc.G
+	FindGoroutine(int) (*proc.G, error)
+}
+
+// ProcessManipulation is an interface for changing the execution state of a process.
+type ProcessManipulation interface {
+	Continue() error
+	Next() error
+	Step() error
+	StepOut() error
+	StepInstruction() error
+	SwitchThread(int) error
+	SwitchGoroutine(int) error
+	RequestManualStop() error
+	Halt() error
+	Kill() error
+	Detach(bool) error
+}
+
+// BreakpointManipulation is an interface for managing breakpoints.
+type BreakpointManipulation interface {
+	Breakpoints() map[uint64]*proc.Breakpoint
+	SetBreakpoint(addr uint64, kind proc.BreakpointKind, cond ast.Expr) (*proc.Breakpoint, error)
+	ClearBreakpoint(addr uint64) (*proc.Breakpoint, error)
+	ClearInternalBreakpoints() error
+}
+
+// VariableEval is an interface for dealing with eval scopes.
+type VariableEval interface {
+	ConvertEvalScope(gid, frame int) (*proc.EvalScope, error)
+}