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fix(nylas-exports): Avoid repeatedly calling require inside lazyLoad

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This commit is contained in:
Ben Gotow 2016-05-17 18:37:20 -07:00
parent 0db70868a8
commit 21303cecb5
1 changed files with 8 additions and 1 deletions
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9
src/global/nylas-exports.coffee
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@ -2,6 +2,11 @@ TaskRegistry = require('../task-registry').default
StoreRegistry = require('../store-registry').default StoreRegistry = require('../store-registry').default
DatabaseObjectRegistry = require('../database-object-registry').default DatabaseObjectRegistry = require('../database-object-registry').default
# Calling require() repeatedly isn't free! Even though it has it's own cache,
# it still needs to resolve the path to a file based on the current __dirname,
# match it against it's cache, etc. We can shortcut all this work.
RequireCache = {}
class NylasExports class NylasExports
@default = (requireValue) -> requireValue.default ? requireValue @default = (requireValue) -> requireValue.default ? requireValue
@ -10,7 +15,9 @@ class NylasExports
@lazyLoad = (prop, path) -> @lazyLoad = (prop, path) ->
Object.defineProperty @, prop, Object.defineProperty @, prop,
get: -> get: ->
NylasExports.default(require("../#{path}")) key = "#{prop}#{path}"
RequireCache[key] = RequireCache[key] || NylasExports.default(require("../#{path}"))
return RequireCache[key]
enumerable: true enumerable: true
@lazyLoadCustomGetter = (prop, get) -> @lazyLoadCustomGetter = (prop, get) ->