luo980/json-schema-validator
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comment: add some explaining comments wrt to the refernce-creation

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This commit is contained in:
Patrick Boettcher 2017-01-17 23:23:25 +01:00
parent ee3de923f9
commit 6680e9d8f8
1 changed files with 5 additions and 2 deletions
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7
src/json-validator.cpp
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@ -38,12 +38,15 @@ class resolver
{ {
void resolve(json &schema, json_uri id) void resolve(json &schema, json_uri id)
{ {
// look for the id-field in this schema
auto fid = schema.find("id"); auto fid = schema.find("id");
// found?
if (fid != schema.end() && if (fid != schema.end() &&
fid.value().type() == json::value_t::string) fid.value().type() == json::value_t::string)
id = id.derive(fid.value()); id = id.derive(fid.value()); // resolve to a full id with URL + path based on the parent
// already existing - error
if (schema_refs.find(id) != schema_refs.end()) if (schema_refs.find(id) != schema_refs.end())
throw std::invalid_argument("schema " + id.to_string() + " already present in local resolver"); throw std::invalid_argument("schema " + id.to_string() + " already present in local resolver");
@ -52,7 +55,7 @@ class resolver
schema_refs[id] = &schema; schema_refs[id] = &schema;
for (auto i = schema.begin(), end = schema.end(); i != end; ++i) { for (auto i = schema.begin(), end = schema.end(); i != end; ++i) {
// FIXME: this inhibits the user adding elements with the key "default" // FIXME: this inhibits the user adding properties with the key "default"
if (i.key() == "default") /* default value can be objects, but are not schemas */ if (i.key() == "default") /* default value can be objects, but are not schemas */
continue; continue;