Update tengo vendor and load the stdlib. Fixes #789 (#792)

1 files changed, 62 insertions, 0 deletions

diff --git a/vendor/github.com/d5/tengo/stdlib/os_process.go b/vendor/github.com/d5/tengo/stdlib/os_process.go
new file mode 100644
index 00000000..801ccdef
--- /dev/null
+++ b/vendor/github.com/d5/tengo/stdlib/os_process.go
@@ -0,0 +1,62 @@
+package stdlib
+
+import (
+	"os"
+	"syscall"
+
+	"github.com/d5/tengo/objects"
+)
+
+func makeOSProcessState(state *os.ProcessState) *objects.ImmutableMap {
+	return &objects.ImmutableMap{
+		Value: map[string]objects.Object{
+			"exited":  &objects.UserFunction{Name: "exited", Value: FuncARB(state.Exited)},   //
+			"pid":     &objects.UserFunction{Name: "pid", Value: FuncARI(state.Pid)},         //
+			"string":  &objects.UserFunction{Name: "string", Value: FuncARS(state.String)},   //
+			"success": &objects.UserFunction{Name: "success", Value: FuncARB(state.Success)}, //
+		},
+	}
+}
+
+func makeOSProcess(proc *os.Process) *objects.ImmutableMap {
+	return &objects.ImmutableMap{
+		Value: map[string]objects.Object{
+			"kill":    &objects.UserFunction{Name: "kill", Value: FuncARE(proc.Kill)},       //
+			"release": &objects.UserFunction{Name: "release", Value: FuncARE(proc.Release)}, //
+			"signal": &objects.UserFunction{
+				Name: "signal",
+				Value: func(args ...objects.Object) (ret objects.Object, err error) {
+					if len(args) != 1 {
+						return nil, objects.ErrWrongNumArguments
+					}
+
+					i1, ok := objects.ToInt64(args[0])
+					if !ok {
+						return nil, objects.ErrInvalidArgumentType{
+							Name:     "first",
+							Expected: "int(compatible)",
+							Found:    args[0].TypeName(),
+						}
+					}
+
+					return wrapError(proc.Signal(syscall.Signal(i1))), nil
+				},
+			},
+			"wait": &objects.UserFunction{
+				Name: "wait",
+				Value: func(args ...objects.Object) (ret objects.Object, err error) {
+					if len(args) != 0 {
+						return nil, objects.ErrWrongNumArguments
+					}
+
+					state, err := proc.Wait()
+					if err != nil {
+						return wrapError(err), nil
+					}
+
+					return makeOSProcessState(state), nil
+				},
+			},
+		},
+	}
+}