2020-11-09 16:29:04 +00:00
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// VulcanizeDB
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// Copyright © 2020 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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2020-10-19 15:00:55 +00:00
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package rpc
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import "github.com/ethereum/go-ethereum/rpc"
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// checkModuleAvailability check that all names given in modules are actually
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// available API services.
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func checkModuleAvailability(modules []string, apis []rpc.API) (bad, available []string) {
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availableSet := make(map[string]struct{})
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for _, api := range apis {
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if _, ok := availableSet[api.Namespace]; !ok {
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availableSet[api.Namespace] = struct{}{}
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available = append(available, api.Namespace)
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}
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}
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for _, name := range modules {
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if _, ok := availableSet[name]; !ok {
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bad = append(bad, name)
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}
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}
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return bad, available
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}
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