fix sourcemap generation and watching

fullcalendar · Aug 7, 2019 · 234cb9f · 234cb9f
1 parent 9443b99
commit 234cb9f
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/package.json b/package.json
@@ -88,6 +88,7 @@
     "native-promise-only": "^0.8.1",
     "rollup": "1.8.0",
     "rollup-plugin-alias": "^1.5.2",
+    "rollup-plugin-cleanup": "^3.1.1",
     "rollup-plugin-commonjs": "^9.0.0",
     "rollup-plugin-includepaths": "^0.2.3",
     "rollup-plugin-multi-entry": "github:arshaw/rollup-plugin-multi-entry#dist",

diff --git a/rollup.config.js b/rollup.config.js
@@ -6,6 +6,7 @@ const commonjs = require('rollup-plugin-commonjs')
 const multiEntry = require('rollup-plugin-multi-entry')
 const sourcemaps = require('rollup-plugin-sourcemaps')
 const alias = require('rollup-plugin-alias')
+const cleanup = require('rollup-plugin-cleanup')
 const handleBars = require('handlebars')
 const { pkgStructs } = require('./scripts/lib/pkg-struct')
 
@@ -82,6 +83,10 @@ function buildPkgConfig(pkgStruct, ownBrowserGlobals, isDev) {
 
   if (isDev) {
     plugins.push(sourcemaps())
+
+    // HACK: there's a bug with sourcemap reading and watching: the first rebuild includes the intermediate
+    // sourceMappingURL comments, confusing consumers of the generated sourcemap. Forcefully remove these comments.
+    plugins.push(cleanup({ comments: 'none' }))
   }
 
   return {