diff options
Diffstat (limited to 'src/rlx_prv_overlay.erl')
-rw-r--r-- | src/rlx_prv_overlay.erl | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/rlx_prv_overlay.erl b/src/rlx_prv_overlay.erl index becdb32..71aca97 100644 --- a/src/rlx_prv_overlay.erl +++ b/src/rlx_prv_overlay.erl @@ -442,8 +442,8 @@ is_directory(ToFile0, ToFile1) -> end. --spec render_template(proplists:proplist(), iolist()) -> - ok | relx:error(). +-spec render_template(proplists:proplist(), binary()) -> + {ok, binary()} | relx:error(). render_template(OverlayVars, Data) -> case rlx_util:render(Data, OverlayVars) of {ok, IoData} -> @@ -452,6 +452,8 @@ render_template(OverlayVars, Data) -> ?RLX_ERROR({unable_to_render_template, Data, Reason}) end. +-spec write_template(proplists:proplist(), file:name(), file:name()) -> + ok | relx:error(). write_template(OverlayVars, FromFile, ToFile) -> case file:read_file(FromFile) of {ok, File} -> @@ -477,10 +479,11 @@ write_template(OverlayVars, FromFile, ToFile) -> ?RLX_ERROR({read_template, FromFile, Error}) end. +-spec render_string(proplists:proplist(), iolist()) -> + binary() | relx:error(). render_string(OverlayVars, Data) -> case rlx_util:render(Data, OverlayVars) of - {ok, IoList} -> - erlang:iolist_to_binary(IoList); + {ok, Bin} -> Bin; {error, Error} -> ?RLX_ERROR({render_failed, Data, Error}) end. |