Sweeping util/*

types/context.go

@@ -0,0 +1,73 @@
+package types
+
+import (
+	"context"
+	tm "github.com/tendermint/tendermint/types"
+)
+
+/*
+
+NOTE: Golang's Context is embedded and relied on
+for compatibility w/ tools like monkit.
+(https://github.com/spacemonkeygo/monkit)
+
+Usage:
+
+defer mon.Task()(&ctx.Context)(&err)
+
+*/
+type SDKContext struct {
+	context.Context
+	// NOTE: adding fields here will break monkit compatibility
+	// use context.Context instead if possible.
+}
+
+func NewSDKContext(header tm.Header) SDKContext {
+	c := SDKContext{
+		Context: context.Background(),
+	}
+	c = c.setBlockHeader(header)
+	c = c.setBlockHeight(int64(header.Height))
+	c = c.setChainID(header.ChainID)
+	return c
+}
+
+func (c SDKContext) WithValueSDK(key interface{}, value interface{}) SDKContext {
+	return SDKContext{
+		Context: context.WithValue(c.Context, key, value),
+	}
+}
+
+func (c SDKContext) WithValue(key interface{}, value interface{}) Context {
+	return c
+}
+
+//----------------------------------------
+// Our extensions
+
+type contextKey int // local to the context module
+
+const (
+	contextKeyBlockHeader contextKey = iota
+	contextKeyBlockHeight
+	contextKeyChainID
+)
+
+func (c SDKContext) BlockHeader() tm.Header {
+	return c.Value(contextKeyBlockHeader).(tm.Header)
+}
+
+// Unexposed to prevent overriding.
+func (c SDKContext) setBlockHeader(header tm.Header) SDKContext {
+	return c.WithValueSDK(contextKeyBlockHeader, header)
+}
+
+// Unexposed to prevent overriding.
+func (c SDKContext) setBlockHeight(height int64) SDKContext {
+	return c.WithValueSDK(contextKeyBlockHeight, header)
+}
+
+// Unexposed to prevent overriding.
+func (c SDKContext) setChainID(chainID string) SDKContext {
+	return c.WithValueSDK(contextKeyChainID, header)
+}

types/msg.go

@@ -1,6 +1,6 @@
 package types
 
-import "github.com/tendermint/tmlibs/crypto"
+import crypto "github.com/tendermint/go-crypto"
 
 // The parsed tx bytes is called a Msg.
 type Msg interface {