1 files changed, 42 insertions, 1 deletions
diff --git a/server/sonar-web/config/utils.js b/server/sonar-web/config/utils.js
index a9fe52eafc0..7119cff3cab 100644
--- a/server/sonar-web/config/utils.js
+++ b/server/sonar-web/config/utils.js
@@ -43,6 +43,47 @@ function getCustomProperties() {
   return customProperties;
 }
 
+// See https://github.com/evanw/esbuild/issues/337
+function importAsGlobals(mapping) {
+  const escRe = s => s.replace(/[-/\\^$*+?.()|[\]{}]/g, '\\$&');
+  const filter = new RegExp(
+    Object.keys(mapping)
+      .map(moduleName => `^${escRe(moduleName)}$`)
+      .join('|')
+  );
+
+  return {
+    name: 'import-as-globals',
+    setup(build) {
+      build.onResolve({ filter }, args => {
+        if (!mapping[args.path]) {
+          throw new Error('Unknown global: ' + args.path);
+        }
+        return {
+          path: args.path,
+          namespace: 'external-global'
+        };
+      });
+
+      build.onLoad(
+        {
+          filter,
+          namespace: 'external-global'
+        },
+        args => {
+          const globalName = mapping[args.path];
+          return {
+            contents: `module.exports = ${globalName};`,
+            loader: 'js'
+          };
+        }
+      );
+    }
+  };
+}
+
 module.exports = {
-  getCustomProperties
+  getCustomProperties,
+  importAsGlobals,
+  TARGET_BROWSERS: ['chrome58', 'firefox57', 'safari11', 'edge18']
 };