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LibGfx/PortableFormat: Make read_comment return an ErrorOr

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This commit is contained in:
Lucas CHOLLET
2023-03-12 20:59:42 -04:00
committed by Andreas Kling
parent 964172754e
commit 74f893e9f4
1 changed files with 5 additions and 4 deletions
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9
Userland/Libraries/LibGfx/ImageFormats/PortableImageLoaderCommon.h
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@@ -53,7 +53,7 @@ static inline ErrorOr<u16> read_number(Streamer& streamer)
}
template<typename TContext>
static bool read_comment([[maybe_unused]] TContext& context, Streamer& streamer)
static ErrorOr<void> read_comment([[maybe_unused]] TContext& context, Streamer& streamer)
{
bool is_first_char = true;
u8 byte {};
@@ -61,14 +61,14 @@ static bool read_comment([[maybe_unused]] TContext& context, Streamer& streamer)
while (streamer.read(byte)) {
if (is_first_char) {
if (byte != '#')
return false;
return Error::from_string_literal("Can't read comment from stream");
is_first_char = false;
} else if (byte == '\t' || byte == '\n') {
break;
}
}
return true;
return {};
}
template<typename TContext>
@@ -119,7 +119,8 @@ static bool read_whitespace(TContext& context, Streamer& streamer)
exist = true;
} else if (byte == '#') {
streamer.step_back();
read_comment(context, streamer);
if (read_comment(context, streamer).is_error())
return false;
} else {
streamer.step_back();
return exist;