add more type for safety

apps/remix-ide/src/app/providers/abstract-provider.tsx

@@ -14,11 +14,15 @@ export type JsonDataResult = {
   id: number
   jsonrpc: string // version
   result?: any
-  error?: any
+  error?: {
+    code: number,
+    message: string
+    data?: string
+  }
   errorData?: any
 }
 
-export type RejectRequest = (error: Error) => void
+export type RejectRequest = (error: JsonDataResult) => void
 export type SuccessRequest = (data: JsonDataResult) => void
 
 export interface IProvider {
@@ -98,7 +102,7 @@ export abstract class AbstractProvider extends Plugin implements IProvider {
   sendAsync(data: JsonDataRequest): Promise<JsonDataResult> {
     // eslint-disable-next-line no-async-promise-executor
     return new Promise(async (resolve, reject) => {
-      if (!this.provider) return reject(new Error('provider node set'))
+      if (!this.provider) return reject({jsonrpc: '2.0', id: data.id, error: { message: 'provider node set', code: -32603 } } as JsonDataResult)
       this.sendAsyncInternal(data, resolve, reject)
     })
   }
@@ -128,7 +132,8 @@ export abstract class AbstractProvider extends Plugin implements IProvider {
         if (error && error.message && error.message.includes('net_version') && error.message.includes('SERVER_ERROR')) {
           this.switchAway(true)
         }
-        reject(error)
+        error.code = -32603
+        reject({jsonrpc: '2.0', error, id: data.id})
       }
     } else {
       const result = data.method === 'net_listening' ? 'canceled' : []

apps/remix-ide/src/app/providers/injected-provider.tsx

@@ -80,7 +80,7 @@ export abstract class InjectedProvider extends Plugin implements IProvider {
       this.call('notification', 'toast', 'No injected provider (e.g Metamask) has been found.')
       return resolve({
         jsonrpc: '2.0',
-        error: 'no injected provider found',
+        error: { message: 'no injected provider found', code: -32603 },
         id: data.id
       })
     }
@@ -89,7 +89,7 @@ export abstract class InjectedProvider extends Plugin implements IProvider {
       if (web3Provider.request) resultData = await web3Provider.request({method: data.method, params: data.params})
       else if (web3Provider.send) resultData = await web3Provider.send(data.method, data.params)
       else {
-        resolve({jsonrpc: '2.0', error: 'provider not valid', id: data.id})
+        resolve({jsonrpc: '2.0', error: { message: 'provider not valid', code: -32603 }, id: data.id})
         return
       }
       if (resultData) {
@@ -98,7 +98,7 @@ export abstract class InjectedProvider extends Plugin implements IProvider {
         }
         resolve({jsonrpc: '2.0', result: resultData, id: data.id})
       } else {
-        resolve({jsonrpc: '2.0', error: 'no return data provided', id: data.id})
+        resolve({jsonrpc: '2.0', result: null, id: data.id})
       }
     } catch (error) {
       if (error.data && error.data.originalError && error.data.originalError.data) {