Fix #12318: Support options to repl

Author: liufengyun

dist/bin/common

@@ -165,7 +165,7 @@ JLINE_TERMINAL_JNA=$(find_lib "*jline-terminal-jna-3*")
 
 DEBUG_STR=-agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=5005
 
-classpathArgs () {
+compilerJavaClasspathArgs () {
   # echo "dotty-compiler: $DOTTY_COMP"
   # echo "dotty-interface: $DOTTY_INTF"
   # echo "dotty-library: $DOTTY_LIB"

dist/bin/scala

@@ -116,8 +116,8 @@ while [[ $# -gt 0 ]]; do
       verbose=true
       addScala "-verbose"
       shift ;;
-    -run|-repl)
-      PROG_NAME="$ReplMain"
+    -run)
+      setExecuteMode 'run'
       shift ;;
 
     *)
@@ -157,7 +157,7 @@ done
 #[ -n "${dump_args}" ] && dumpArgs ; exit 2
 if [ -z "${execute_mode-}" ]; then
   # no script was specified, set run or repl mode
-  if [[ $options_indicator -eq 0 && "${residual_args[@]-}" == "" ]]; then
+  if [[ $options_indicator -eq 0 ]]; then
     setExecuteMode 'repl'
   else
     setExecuteMode 'run'
@@ -179,7 +179,7 @@ script)
   else
     [[ $save_compiled == true ]] && rm -f $target_jar
     PROG_NAME=$ScriptingMain
-    classpathArgs # initialize jvm_cp_args with toolchain classpath 
+    compilerJavaClasspathArgs # initialize jvm_cp_args with toolchain classpath
     scripting_string="-script $target_script ${script_args[@]}"
     # use eval instead of exec, to insure that onExit is subsequently called
 
@@ -210,20 +210,20 @@ repl)
   ;;
 
 run)
-  repl_cparg="$DOTTY_LIB$PSEP$SCALA_LIB"
+  run_cparg="$DOTTY_LIB$PSEP$SCALA_LIB"
   if [ -z "$CLASS_PATH" ]; then
-    repl_cparg+="$PSEP."
+    run_cparg+="$PSEP."
   else
-    repl_cparg+="$PSEP$CLASS_PATH"
+    run_cparg+="$PSEP$CLASS_PATH"
   fi
   if [ "$class_path_count" -gt 1 ]; then
     echo "warning: multiple classpaths are found, scala only use the last one."
   fi
   if [ $with_compiler == true ]; then
-    repl_cparg+="$PSEP$DOTTY_COMP$PSEP$TASTY_CORE$PSEP$DOTTY_INTF$PSEP$SCALA_ASM$PSEP$DOTTY_STAGING$PSEP$DOTTY_TASTY_INSPECTOR"
+    run_cparg+="$PSEP$DOTTY_COMP$PSEP$TASTY_CORE$PSEP$DOTTY_INTF$PSEP$SCALA_ASM$PSEP$DOTTY_STAGING$PSEP$DOTTY_TASTY_INSPECTOR"
   fi
   # exec here would prevent onExit from being called, leaving terminal in unusable state
-  eval "\"$JAVACMD\"" "${DEBUG-}"  "-classpath \"$repl_cparg\"" "${java_args[@]}" "${residual_args[@]}"
+  eval "\"$JAVACMD\"" "${DEBUG-}"  "-classpath \"$run_cparg\"" "${java_args[@]}" "${residual_args[@]}"
   scala_exit_status=$?
   ;;
 

dist/bin/scalac

@@ -61,7 +61,7 @@ case "$1" in
   esac
 done
 
-classpathArgs
+compilerJavaClasspathArgs
 
 if [ "$PROG_NAME" == "$ScriptingMain" ]; then
   setScriptName="-Dscript.path=$target_script"

project/scripts/bootstrapCmdTests

@@ -67,3 +67,10 @@ clear_out "$OUT"
 
 # check options specified in files
 ./bin/scalac @project/scripts/options "$SOURCE"
+
+# test command line options
+./bin/scalac -help > "$tmp" 2>&1
+grep -qe "Usage: scalac <options> <source files>" "$tmp"
+
+./bin/scala -help > "$tmp" 2>&1
+grep -qe "Usage: scala <options> <source files>" "$tmp"