travis: Add misspell linter.

blockchain/chaingen/generator.go

@@ -1334,7 +1334,7 @@ func buildMerkleTreeStore(transactions []*dcrutil.Tx) []*chainhash.Hash {
 			merkles[offset] = newHash
 
 		// The normal case sets the parent node to the hash of the
-		// concatentation of the left and right children.
+		// concatenation of the left and right children.
 		default:
 			newHash := hashMerkleBranches(merkles[i], merkles[i+1])
 			merkles[offset] = newHash

blockchain/common_test.go

@@ -230,7 +230,7 @@ func findDeployment(params *chaincfg.Params, voteID string) (uint32, *chaincfg.C
 	return 0, nil, fmt.Errorf("unable to find deployement for id %q", voteID)
 }
 
-// findDeploymentChoice finds the provided choice ID withing the given
+// findDeploymentChoice finds the provided choice ID within the given
 // deployment params and either returns a pointer to the found choice or an
 // error when not found.
 func findDeploymentChoice(deployment *chaincfg.ConsensusDeployment, choiceID string) (*chaincfg.Choice, error) {

blockchain/merkle.go

@@ -59,7 +59,7 @@ func populateMerkleStore(offset int, merkles []*chainhash.Hash) {
 			merkles[offset] = newHash
 
 		// The normal case sets the parent node to the hash of the
-		// concatentation of the left and right children.
+		// concatenation of the left and right children.
 		default:
 			newHash := HashMerkleBranches(merkles[i], merkles[i+1])
 			merkles[offset] = newHash

dcrutil/address.go

@@ -253,7 +253,7 @@ func NewAddressPubKeyHash(pkHash []byte, net *chaincfg.Params, algo dcrec.Signat
 // newAddressPubKeyHash is the internal API to create a pubkey hash address
 // with a known leading identifier byte for a network, rather than looking
 // it up through its parameters.  This is useful when creating a new address
-// structure from a string encoding where the identifer byte is already
+// structure from a string encoding where the identifier byte is already
 // known.
 func newAddressPubKeyHash(pkHash []byte, netID [2]byte) (*AddressPubKeyHash, error) {
 	// Check for a valid pubkey hash length.
@@ -355,7 +355,7 @@ func NewAddressScriptHashFromHash(scriptHash []byte,
 // newAddressScriptHashFromHash is the internal API to create a script hash
 // address with a known leading identifier byte for a network, rather than
 // looking it up through its parameters.  This is useful when creating a new
-// address structure from a string encoding where the identifer byte is already
+// address structure from a string encoding where the identifier byte is already
 // known.
 func newAddressScriptHashFromHash(scriptHash []byte,
 	netID [2]byte) (*AddressScriptHash, error) {

run_tests.sh

@@ -16,7 +16,8 @@ set -ex
 # 2. gosimple      (https://github.com/dominikh/go-simple)
 # 3. unconvert     (https://github.com/mdempsky/unconvert)
 # 4. ineffassign   (https://github.com/gordonklaus/ineffassign)
-# 5. race detector (http://blog.golang.org/race-detector)
+# 5. misspell      (https://github.com/client9/misspell)
+# 6. race detector (http://blog.golang.org/race-detector)
 
 # golangci-lint (github.com/golangci/golangci-lint) is used to run each each
 # static checker.
@@ -58,7 +59,8 @@ testrepo () {
       --enable=gofmt \
       --enable=gosimple \
       --enable=unconvert \
-      --enable=ineffassign ./${module}/...
+      --enable=ineffassign \
+      --enable=misspell ./${module}/...
   done
 
   echo "------------------------------------------"