readText()

bool fl::FileSystem::readText	(	const char *	path,
		fl::string *	out )

Definition at line 171 of file file_system.cpp.

                                                         {
    FileHandlePtr file = openRead(path);
    if (!file) {
        FASTLED_WARN("Failed to open file: " << path);
        return false;
    }
    fl::size size = file->size();
    out->reserve(size + out->size());
    bool wrote = false;
    while (file->available()) {
        u8 buf[64];
        fl::size n = file->read(buf, sizeof(buf));
        // out->append(buf, n);
        out->append((const char *)buf, n);
        wrote = true;
    }
    file->close();
    FASTLED_DBG_IF(!wrote, "Failed to write any data to the output string.");
    return wrote;
}

References fl::string::append(), FASTLED_DBG_IF, FASTLED_WARN, openRead(), fl::StrN< SIZE >::reserve(), and fl::StrN< SIZE >::size().

Referenced by readJson(), readScreenMap(), and readScreenMaps().

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