ExecJS::ProgramError: Unexpected token: punc (:) due to ember-data.js.map · Issue #428 · emberjs/ember-railsrake aborted! ExecJS::ProgramError: Unexpected token: punc (:) (line: 1, col: 10, pos: 10) Error at new JS_Parse_Error (<eval>:2359:10623) at js_error (<eval>:2359:10842) at croak (<eval>:2359:19086) at token_error (<eval>:2359:19223) at unexpected (<eval>:2359:19311) at semicolon (<eval>:2359:19784) at simple_statement (<eval>:2359:22580) at <eval>:2359:20274 at <eval>:2359:19957 at block_ (<eval
