diff --git a/_example/build.sh b/_example/build.sh
index 6472f4e9..dbb5b3dc 100755
--- a/_example/build.sh
+++ b/_example/build.sh
@@ -4,12 +4,14 @@ export GO111MODULE=on
 DIR=$(cd $(dirname $0); pwd)
 BIN_DIR=$(cd $(dirname $(dirname $0)); pwd)/bin
 
+RESULT=0
+
 mkdir -p ${BIN_DIR}
-go build -o ${BIN_DIR}/exec-command ${DIR}/exec-command/main.go
-go build -o ${BIN_DIR}/http-prompt ${DIR}/http-prompt/main.go
-go build -o ${BIN_DIR}/live-prefix ${DIR}/live-prefix/main.go
-go build -o ${BIN_DIR}/simple-echo ${DIR}/simple-echo/main.go
-go build -o ${BIN_DIR}/simple-echo-cjk-cyrillic ${DIR}/simple-echo/cjk-cyrillic/main.go
-go build -o ${BIN_DIR}/even-lexer ${DIR}/even-lexer/main.go
-go build -o ${BIN_DIR}/bang-executor ${DIR}/bang-executor/main.go
-go build -o ${BIN_DIR}/automatic-indenter ${DIR}/automatic-indenter/main.go
+
+for absolute in ${DIR}/*/; do
+  relative=${absolute#*_example}
+  relative=${relative%/}
+  go build -o ${BIN_DIR}${relative} ${absolute}/main.go || RESULT=1
+done
+
+exit $RESULT
diff --git a/_example/http-prompt/main.go b/_example/http-prompt/main.go
index 38d4f743..67fbfb5e 100644
--- a/_example/http-prompt/main.go
+++ b/_example/http-prompt/main.go
@@ -160,7 +160,6 @@ func executor(in string) {
 
 func completer(in prompt.Document) ([]prompt.Suggest, istrings.RuneNumber, istrings.RuneNumber) {
 	endIndex := in.CurrentRuneIndex()
-	in.
 	w := in.GetWordBeforeCursor()
 	if w == "" {
 		return []prompt.Suggest{}, 0, 0
diff --git a/_example/simple-echo/cjk-cyrillic/main.go b/_example/simple-echo-cjk-cyrillic/main.go
similarity index 100%
rename from _example/simple-echo/cjk-cyrillic/main.go
rename to _example/simple-echo-cjk-cyrillic/main.go