interfaceLocation{line:number;column:number;}/** * A representation of source input to GraphQL. * `name` and `locationOffset` are optional. They are useful for clients who * store GraphQL documents in source files; for example, if the GraphQL input * starts at line 40 in a file named Foo.graphql, it might be useful for name to * be "Foo.graphql" and location to be `{ line: 40, column: 0 }`. * line and column in locationOffset are 1-indexed */exportclassSource{body:string;name:string;locationOffset:Location;constructor(body:string,name?:string,locationOffset?:Location);}