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Allow getDefaultProvider to accept a URL as a network.

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Richard Moore 2020-06-29 00:06:31 -04:00
parent 987b5354cc
commit 8c1ff4c862
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1 changed files with 19 additions and 0 deletions
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19
packages/providers/src.ts/index.ts
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@ -42,6 +42,25 @@ const logger = new Logger(version);
function getDefaultProvider(network?: Network | string, options?: any): BaseProvider { function getDefaultProvider(network?: Network | string, options?: any): BaseProvider {
if (network == null) { network = "homestead"; } if (network == null) { network = "homestead"; }
// If passed a URL, figure out the right type of provider based on the scheme
if (typeof(network) === "string") {
// @TODO: Add support for IpcProvider; maybe if it ends in ".ipc"?
// Handle http and ws (and their secure variants)
const match = network.match(/^(ws|http)s?:/i);
if (match) {
switch (match[1]) {
case "http":
return new JsonRpcProvider(network);
case "ws":
return new WebSocketProvider(network);
default:
logger.throwArgumentError("unsupported URL scheme", "network", network);
}
}
}
const n = getNetwork(network); const n = getNetwork(network);
if (!n || !n._defaultProvider) { if (!n || !n._defaultProvider) {
logger.throwError("unsupported getDefaultProvider network", Logger.errors.NETWORK_ERROR, { logger.throwError("unsupported getDefaultProvider network", Logger.errors.NETWORK_ERROR, {