diff options
Diffstat (limited to 'lib/stdlib/src/re.erl')
| -rw-r--r-- | lib/stdlib/src/re.erl | 72 |
1 files changed, 66 insertions, 6 deletions
diff --git a/lib/stdlib/src/re.erl b/lib/stdlib/src/re.erl index 246d535943..c5109ec455 100644 --- a/lib/stdlib/src/re.erl +++ b/lib/stdlib/src/re.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2011. All Rights Reserved. +%% Copyright Ericsson AB 2008-2012. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -30,11 +30,65 @@ | {newline, nl_spec()}| bsr_anycrlf | bsr_unicode. -%% Emulator builtins in this module: -%% re:compile/1 -%% re:compile/2 -%% re:run/2 -%% re:run/3 +%%% BIFs + +-export([compile/1, compile/2, run/2, run/3]). + +-spec compile(Regexp) -> {ok, MP} | {error, ErrSpec} when + Regexp :: iodata(), + MP :: mp(), + ErrSpec :: {ErrString :: string(), Position :: non_neg_integer()}. + +compile(_) -> + erlang:nif_error(undef). + +-spec compile(Regexp, Options) -> {ok, MP} | {error, ErrSpec} when + Regexp :: iodata() | unicode:charlist(), + Options :: [Option], + Option :: compile_option(), + MP :: mp(), + ErrSpec :: {ErrString :: string(), Position :: non_neg_integer()}. + +compile(_, _) -> + erlang:nif_error(undef). + +-spec run(Subject, RE) -> {match, Captured} | nomatch when + Subject :: iodata() | unicode:charlist(), + RE :: mp() | iodata(), + Captured :: [CaptureData], + CaptureData :: {integer(), integer()}. + +run(_, _) -> + erlang:nif_error(undef). + +-spec run(Subject, RE, Options) -> {match, Captured} | + match | + nomatch when + Subject :: iodata() | unicode:charlist(), + RE :: mp() | iodata() | unicode:charlist(), + Options :: [Option], + Option :: anchored | global | notbol | noteol | notempty + | {offset, non_neg_integer()} | + {newline, NLSpec :: nl_spec()} | + bsr_anycrlf | bsr_unicode | {capture, ValueSpec} | + {capture, ValueSpec, Type} | CompileOpt, + Type :: index | list | binary, + ValueSpec :: all | all_but_first | first | none | ValueList, + ValueList :: [ValueID], + ValueID :: integer() | string() | atom(), + CompileOpt :: compile_option(), + Captured :: [CaptureData] | [[CaptureData]], + CaptureData :: {integer(), integer()} + | ListConversionData + | binary(), + ListConversionData :: string() + | {error, string(), binary()} + | {incomplete, string(), binary()}. + +run(_, _, _) -> + erlang:nif_error(undef). + +%%% End of BIFs -spec split(Subject, RE) -> SplitList when Subject :: iodata() | unicode:charlist(), @@ -355,6 +409,12 @@ apply_mlist(Subject,Replacement,Mlist) -> precomp_repl(<<>>) -> []; +precomp_repl(<<$\\,$g,${,Rest/binary>>) when byte_size(Rest) > 0 -> + {NS, <<$},NRest/binary>>} = pick_int(Rest), + [list_to_integer(NS) | precomp_repl(NRest)]; +precomp_repl(<<$\\,$g,Rest/binary>>) when byte_size(Rest) > 0 -> + {NS,NRest} = pick_int(Rest), + [list_to_integer(NS) | precomp_repl(NRest)]; precomp_repl(<<$\\,X,Rest/binary>>) when X < $1 ; X > $9 -> %% Escaped character case precomp_repl(Rest) of |