tree fa0ed2dbadc36a3711caabed6232dd2c7a251f14
parent 1ad164f9316652b13286997c6fd5fd97a4484523
author Haoming Zhang <haoming@haoming-macbookpro.roam.corp.google.com> 1490225801 -0700
committer Haoming Zhang <haoming@haoming-macbookpro.roam.corp.google.com> 1490829516 -0700

fixed panic, added in-mem cache for scopes