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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> 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; bool is_first_char = true;
u8 byte {}; u8 byte {};
@ -61,14 +61,14 @@ static bool read_comment([[maybe_unused]] TContext& context, Streamer& streamer)
while (streamer.read(byte)) { while (streamer.read(byte)) {
if (is_first_char) { if (is_first_char) {
if (byte != '#') if (byte != '#')
return false; return Error::from_string_literal("Can't read comment from stream");
is_first_char = false; is_first_char = false;
} else if (byte == '\t' || byte == '\n') { } else if (byte == '\t' || byte == '\n') {
break; break;
} }
} }
return true; return {};
} }
template<typename TContext> template<typename TContext>
@ -119,7 +119,8 @@ static bool read_whitespace(TContext& context, Streamer& streamer)
exist = true; exist = true;
} else if (byte == '#') { } else if (byte == '#') {
streamer.step_back(); streamer.step_back();
read_comment(context, streamer); if (read_comment(context, streamer).is_error())
return false;
} else { } else {
streamer.step_back(); streamer.step_back();
return exist; return exist;