Function collectMemberMethods

packages/language-service/src/utils/ts_utils.ts:177–189

(
  clazz: ts.ClassDeclaration,
  typeChecker: ts.TypeChecker,
)

 * Collects all member methods, including those from base classes.
 */
export function collectMemberMethods(
  clazz: ts.ClassDeclaration,
  typeChecker: ts.TypeChecker,
): ts.MethodDeclaration[] {
  const members: ts.MethodDeclaration[] = [];
  const apparentProps = typeChecker.getTypeAtLocation(clazz).getApparentProperties();
  for (const prop of apparentProps) {
    if (prop.valueDeclaration && ts.isMethodDeclaration(prop.valueDeclaration)) {
      members.push(prop.valueDeclaration);
    }
  }
  return members;
}

/**
 * Given an existing array literal expression, update it by pushing a new expression.