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[core] Fix most identity function with default legacy expression tests

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Add handling of default value to the conversion of legacy identity
functions. The color and enum tests still don't pass though.
This commit is contained in:
Ander Conselvan de Oliveira
2019-04-02 11:59:13 +03:00
parent 11055f9a88
commit 33cfd080c2
5 changed files with 62 additions and 32 deletions
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17
src/mbgl/style/conversion/function.cpp
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@@ -660,6 +660,11 @@ optional<std::unique_ptr<Expression>> convertFunctionToExpression(type::Type typ
}
}
optional<std::unique_ptr<Expression>> defaultExpr;
if (objectMember(value, "default")) {
defaultExpr = convertLiteral(type, *objectMember(value, "default"), err);
}
if (!objectMember(value, "property")) {
// Camera function.
switch (functionType) {
@@ -688,22 +693,22 @@ optional<std::unique_ptr<Expression>> convertFunctionToExpression(type::Type typ
if (functionType == FunctionType::Identity) {
return type.match(
[&] (const type::StringType&) -> optional<std::unique_ptr<Expression>> {
return string(get(literal(*property)));
return string(get(literal(*property)), std::move(defaultExpr));
},
[&] (const type::NumberType&) -> optional<std::unique_ptr<Expression>> {
return number(get(literal(*property)));
return number(get(literal(*property)), std::move(defaultExpr));
},
[&] (const type::BooleanType&) -> optional<std::unique_ptr<Expression>> {
return boolean(get(literal(*property)));
return boolean(get(literal(*property)), std::move(defaultExpr));
},
[&] (const type::ColorType&) -> optional<std::unique_ptr<Expression>> {
return toColor(get(literal(*property)));
return toColor(get(literal(*property)), std::move(defaultExpr));
},
[&] (const type::Array& array) -> optional<std::unique_ptr<Expression>> {
return assertion(array, get(literal(*property)));
return assertion(array, get(literal(*property)), std::move(defaultExpr));
},
[&] (const type::FormattedType&) -> optional<std::unique_ptr<Expression>> {
return format(get(literal(*property)));
return toFormatted(get(literal(*property)), std::move(defaultExpr));
},
[&] (const auto&) -> optional<std::unique_ptr<Expression>> {
assert(false); // No properties use this type.

50
src/mbgl/style/expression/dsl.cpp
View File

@@ -54,32 +54,54 @@ std::unique_ptr<Expression> literal(std::initializer_list<const char *> value) {
return literal(values);
}
std::unique_ptr<Expression> assertion(type::Type type, std::unique_ptr<Expression> value) {
return std::make_unique<Assertion>(type, vec(std::move(value)));
std::unique_ptr<Expression> assertion(type::Type type,
std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
std::vector<std::unique_ptr<Expression>> v = vec(std::move(value));
if (def) {
v.push_back(std::move(*def));
}
return std::make_unique<Assertion>(type, std::move(v));
}
std::unique_ptr<Expression> number(std::unique_ptr<Expression> value) {
return assertion(type::Number, std::move(value));
std::unique_ptr<Expression> number(std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
return assertion(type::Number, std::move(value), std::move(def));
}
std::unique_ptr<Expression> string(std::unique_ptr<Expression> value) {
return assertion(type::String, std::move(value));
std::unique_ptr<Expression> string(std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
return assertion(type::String, std::move(value), std::move(def));
}
std::unique_ptr<Expression> boolean(std::unique_ptr<Expression> value) {
return assertion(type::Boolean, std::move(value));
std::unique_ptr<Expression> boolean(std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
return assertion(type::Boolean, std::move(value), std::move(def));
}
std::unique_ptr<Expression> toColor(std::unique_ptr<Expression> value) {
return std::make_unique<Coercion>(type::Color, vec(std::move(value)));
std::unique_ptr<Expression> coercion(type::Type type,
std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
std::vector<std::unique_ptr<Expression>> v = vec(std::move(value));
if (def) {
v.push_back(std::move(*def));
}
return std::make_unique<Coercion>(type, std::move(v));
}
std::unique_ptr<Expression> toString(std::unique_ptr<Expression> value) {
return std::make_unique<Coercion>(type::String, vec(std::move(value)));
std::unique_ptr<Expression> toColor(std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
return coercion(type::Color, std::move(value), std::move(def));
}
std::unique_ptr<Expression> toFormatted(std::unique_ptr<Expression> value) {
return std::make_unique<Coercion>(type::Formatted, vec(std::move(value)));
std::unique_ptr<Expression> toString(std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
return coercion(type::String, std::move(value), std::move(def));
}
std::unique_ptr<Expression> toFormatted(std::unique_ptr<Expression> value,
optional<std::unique_ptr<Expression>> def) {
return coercion(type::Formatted, std::move(value), std::move(def));
}
std::unique_ptr<Expression> get(const char* value) {