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-rw-r--r--lib/stdlib/src/re.erl59
1 files changed, 11 insertions, 48 deletions
diff --git a/lib/stdlib/src/re.erl b/lib/stdlib/src/re.erl
index 889d273f6f..86da9a26f4 100644
--- a/lib/stdlib/src/re.erl
+++ b/lib/stdlib/src/re.erl
@@ -32,18 +32,7 @@ split(Subject,RE,Options) ->
try
{NewOpt,Convert,Unicode,Limit,Strip,Group} =
process_split_params(Options,iodata,false,-1,false,false),
- FlatSubject =
- case is_binary(Subject) of
- true ->
- Subject;
- false ->
- case Unicode of
- true ->
- unicode:characters_to_binary(Subject,unicode);
- false ->
- iolist_to_binary(Subject)
- end
- end,
+ FlatSubject = to_binary(Subject, Unicode),
case compile_split(RE,NewOpt) of
{error,_Err} ->
throw(badre);
@@ -217,30 +206,8 @@ replace(Subject,RE,Replacement,Options) ->
try
{NewOpt,Convert,Unicode} =
process_repl_params(Options,iodata,false),
- FlatSubject =
- case is_binary(Subject) of
- true ->
- Subject;
- false ->
- case Unicode of
- true ->
- unicode:characters_to_binary(Subject,unicode);
- false ->
- iolist_to_binary(Subject)
- end
- end,
- FlatReplacement =
- case is_binary(Replacement) of
- true ->
- Replacement;
- false ->
- case Unicode of
- true ->
- unicode:characters_to_binary(Replacement,unicode);
- false ->
- iolist_to_binary(Replacement)
- end
- end,
+ FlatSubject = to_binary(Subject, Unicode),
+ FlatReplacement = to_binary(Replacement, Unicode),
case do_replace(FlatSubject,Subject,RE,FlatReplacement,NewOpt) of
{error,_Err} ->
throw(badre);
@@ -634,18 +601,7 @@ grun(Subject,RE,{Options,NeedClean,OrigRE}) ->
grun2(Subject,RE,{Options,NeedClean}) ->
Unicode = check_for_unicode(RE,Options),
- FlatSubject =
- case is_binary(Subject) of
- true ->
- Subject;
- false ->
- case Unicode of
- true ->
- unicode:characters_to_binary(Subject,unicode);
- false ->
- iolist_to_binary(Subject)
- end
- end,
+ FlatSubject = to_binary(Subject, Unicode),
do_grun(FlatSubject,Subject,Unicode,RE,{Options,NeedClean}).
do_grun(FlatSubject,Subject,Unicode,RE,{Options0,NeedClean}) ->
@@ -765,3 +721,10 @@ runopt(global) ->
true;
runopt(_) ->
false.
+
+to_binary(Bin, _IsUnicode) when is_binary(Bin) ->
+ Bin;
+to_binary(Data, true) ->
+ unicode:characters_to_binary(Data,unicode);
+to_binary(Data, false) ->
+ iolist_to_binary(Data).