1 files changed, 28 insertions, 0 deletions
diff --git a/sh/sh.go b/sh/sh.go
new file mode 100644
index 0000000..f69de02
--- /dev/null
+++ b/sh/sh.go
@@ -0,0 +1,28 @@
+package sh
+
+// Implementations must not retain p.
+type Writer interface {
+        Write(p []byte) (n int, err error)
+}
+
+
+// Implementations must not retain p.
+type Argv interface {
+        InitIO(out io.Writer, err io.Writer)
+        InitPB(pb *argvpb.Argv)
+        WriteOUT(bytes []byte)
+        WriteERR(bytes []byte)
+        Stdout(out io.Writer)
+        Stderr(err io.Writer)
+        Match() (matches []string, err error)
+        Help() (help string, err error)
+        Exit(s string, err error)
+}
+
+// Implementations must not retain p.
+type Command interface {
+        Run(pb *shpb.Command)
+        Start(pb *shpb.Command)
+        Exit(pb *shpb.Command)
+}
+