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Contents
module React
module Component
module NativeComponentValidateProp
# for should_component_update we apply ruby semantics for comparing props
# to do so, we convert the props to ruby hashes and then compare
# this makes sure, that for example rubys Nil object gets handled properly
def self.extended(base)
# language=JS
%x{
base.react_component.prototype.validateProp = function(props, propName, componentName) {
var prop_data = base.react_component.propValidations[propName];
if (!prop_data) { return true; };
var value = props[propName];
var result;
if (typeof prop_data.ruby_class != "undefined") {
result = (value.$class() == prop_data.ruby_class);
if (!result) {
return new Error('Invalid prop ' + propName + '! Expected ' + prop_data.ruby_class.$to_s() + ' but was ' + value.$class().$to_s() + '!');
}
} else if (typeof prop_data.is_a != "undefined") {
result = value["$is_a?"](prop_data.is_a);
if (!result) {
return new Error('Invalid prop ' + propName + '! Expected a child of ' + prop_data.is_a.$to_s() + '!');
}
}
if (typeof prop_data.required != "undefined") {
if (prop_data.required && (typeof props[propName] == "undefined")) {
return new Error('Prop ' + propName + ' is required but not given!');
}
}
return null;
}
}
end
end
end
end
Version data entries
29 entries across 29 versions & 1 rubygems