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Simplify type defs for backend config.ts (#69)

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This commit is contained in:
Hammad Jutt
2020-08-15 14:04:10 -06:00
committed by GitHub
parent 7e0e42a2ff
commit bcb69ad307
1 changed files with 10 additions and 13 deletions
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23
packages/backend/src/config.ts
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@@ -5,30 +5,27 @@ interface IConfig {
ipfsEndpoint: string;
}
function parseEnv<T>(v: any, type: string, defaultValue: T): T {
function parseEnv<T extends string | number>(
v: string | undefined,
defaultValue: T,
): T {
if (!v) return defaultValue;
if (type === 'number') {
return (Number(v) as any) as T;
if (typeof defaultValue === 'number') {
return Number(v) as T;
}
return v as T;
}
export const CONFIG: IConfig = {
port: parseEnv<number>(process.env.PORT, 'number', 4000),
graphqlURL: parseEnv<string>(
port: parseEnv(process.env.PORT, 4000),
graphqlURL: parseEnv(
process.env.GRAPHQL_URL,
'string',
'http://localhost:8080/v1/graphql',
),
adminKey: parseEnv<string>(
adminKey: parseEnv(
process.env.HASURA_GRAPHQL_ADMIN_SECRET,
'string',
'metagame_secret',
),
ipfsEndpoint: parseEnv<string>(
process.env.IPFS_ENDPOINT,
'string',
'https://ipfs.infura.io',
),
ipfsEndpoint: parseEnv(process.env.IPFS_ENDPOINT, 'https://ipfs.infura.io'),
};