Angular 2 HTTP “Cannot resolve all parameters for 'AppService'”

Question

I tried to import the http provider into a service, but I\'m getting the following error:

Cannot resolve all parameters for \'AppService\'(?). Make su

Answer 1

Another way to do it, which saves some typing in the future would be:

in your tsconfig.json add compilerOptions.emitDecoratorMetadata=true

example of simple tsconfig.json would be:

{
  "compilerOptions": {
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true
  }
}