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Added missing error handling

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This commit is contained in:
Martin Tůma 2018-10-30 22:08:33 +01:00
parent 9bf28563fa
commit 8109e705c6
1 changed files with 29 additions and 2 deletions
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31
src/style.cpp
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@ -14,63 +14,90 @@
Style::Layer::Filter::Filter(const QJsonArray &json)
: _type(Unknown), _not(false)
{
#define INVALID_FILTER(json) \
{qWarning() << json << ": invalid filter"; return;}
if (json.isEmpty())
return;
INVALID_FILTER(json);
QString type = json.at(0).toString();
if (type == "==") {
if (json.size() != 3)
INVALID_FILTER(json);
_type = EQ;
_kv = QPair<QString, QVariant>(json.at(1).toString(),
json.at(2).toVariant());
} else if (type == "!=") {
if (json.size() != 3)
INVALID_FILTER(json);
_type = NE;
_kv = QPair<QString, QVariant>(json.at(1).toString(),
json.at(2).toVariant());
} else if (type == "<") {
if (json.size() != 3)
INVALID_FILTER(json);
_type = LT;
_kv = QPair<QString, QVariant>(json.at(1).toString(),
json.at(2).toVariant());
} else if (type == "<=") {
if (json.size() != 3)
INVALID_FILTER(json);
_type = LE;
_kv = QPair<QString, QVariant>(json.at(1).toString(),
json.at(2).toVariant());
} else if (type == ">") {
if (json.size() != 3)
INVALID_FILTER(json);
_type = GT;
_kv = QPair<QString, QVariant>(json.at(1).toString(),
json.at(2).toVariant());
} else if (type == ">=") {
if (json.size() != 3)
INVALID_FILTER(json);
_type = GE;
_kv = QPair<QString, QVariant>(json.at(1).toString(),
json.at(2).toVariant());
} else if (type == "all") {
if (json.size() < 2)
INVALID_FILTER(json);
_type = All;
for (int i = 1; i < json.size(); i++)
_filters.append(Filter(json.at(i).toArray()));
} else if (type == "any") {
if (json.size() < 2)
INVALID_FILTER(json);
_type = Any;
for (int i = 1; i < json.size(); i++)
_filters.append(Filter(json.at(i).toArray()));
} else if (type == "in") {
if (json.size() < 3)
INVALID_FILTER(json);
_type = In;
_kv = QPair<QString, QVariant>(json.at(1).toString(), QVariant());
for (int i = 2; i < json.size(); i++)
_set.insert(json.at(i).toString());
} else if (type == "!in") {
if (json.size() < 3)
INVALID_FILTER(json);
_type = In;
_not = true;
_kv = QPair<QString, QVariant>(json.at(1).toString(), QVariant());
for (int i = 2; i < json.size(); i++)
_set.insert(json.at(i).toString());
} else if (type == "has") {
if (json.size() < 2)
INVALID_FILTER(json);
_type = Has;
_kv = QPair<QString, QVariant>(json.at(1).toString(), QVariant());
} else if (type == "!has") {
if (json.size() < 2)
INVALID_FILTER(json);
_type = Has;
_not = true;
_kv = QPair<QString, QVariant>(json.at(1).toString(), QVariant());
} else
qWarning() << json << ": invalid filter";
INVALID_FILTER(json);
}
bool Style::Layer::Filter::match(const QVariantMap &tags) const