[main] create snippet mini loader

gruntfile.js

@@ -102,19 +102,19 @@ module.exports = function (grunt) {
         };
     }
 
-    function expandJS() {
+    function expandJS(srcFile) {
         var srcPath = "./tools/applicationinsights-web-snippet/build/output";
         return {
             files: [{
                 expand: true,
                 cwd: srcPath,
                 dest: "./tools/applicationinsights-web-snippet/build/output",
-                src: "snippet.js"
+                src: srcFile+".js"
             }],
             options: {
                 replacements: function() {
 
-                    var snippetBuffer = grunt.file.read("./tools/applicationinsights-web-snippet/build/output/snippet.js");
+                    var snippetBuffer = grunt.file.read("./tools/applicationinsights-web-snippet/build/output/" + srcFile + ".js");
                     var snippetConfig = grunt.file.read("./tools/applicationinsights-web-snippet/src/snippet-config.js").trim();
                     while(snippetConfig.endsWith("\r") || snippetConfig.endsWith("\n")) {
                         snippetConfig = snippetConfig.substring(0, snippetConfig.length - 1);
@@ -777,7 +777,8 @@ module.exports = function (grunt) {
                 }
             },
             'string-replace': {
-                'generate-expanded-JS': expandJS(),
+                'generate-expanded-JS': expandJS("snippet"),
+                'generate-expanded-MiniJS': expandJS("miniLoader"),
                 'generate-expanded-min': expandMin(),
                 'generate-snippet-ikey': generateNewSnippet(false),
                 'generate-snippet-connString': generateNewSnippet(true)
@@ -917,7 +918,7 @@ module.exports = function (grunt) {
 
         grunt.registerTask("websnippet", tsBuildActions("applicationinsights-web-snippet"));
         grunt.registerTask("snippetCopy", ["copy:snippet"]);
-        grunt.registerTask("websnippetReplace", ["string-replace:generate-expanded-JS", "copy:web-snippet", "string-replace:generate-expanded-min", "string-replace:generate-snippet-ikey", "string-replace:generate-snippet-connString"]);
+        grunt.registerTask("websnippetReplace", ["string-replace:generate-expanded-JS", "string-replace:generate-expanded-MiniJS", "copy:web-snippet", "string-replace:generate-expanded-min", "string-replace:generate-snippet-ikey", "string-replace:generate-snippet-connString"]);
 
         grunt.registerTask("snippet-restore", restoreTasks("applicationinsights-web-snippet"));
         grunt.registerTask("websnippettests", tsTestActions("applicationinsights-web-snippet"));

tools/applicationinsights-web-snippet/package.json

@@ -15,9 +15,10 @@
         "build": "npm run build:esm && npm run snippet-generate && npm run build:browser && npm run dtsgen",
         "build:esm": "grunt websnippet ",
         "dtsgen": "api-extractor run --local && node ../../scripts/dtsgen.js \"Microsoft Application Insights Web Snippet\"",
-        "snippet-generate": "npm run build:snippet && npm run replace && npm run snippetCopy",
+        "snippet-generate": "npm run build:snippet && npm run build:miniLoader && npm run replace && npm run snippetCopy",
         "snippetCopy": "grunt snippetCopy",
         "build:snippet": "rollup -c rollupSnippet.config.js --bundleConfigAsCjs",
+        "build:miniLoader": "rollup -c rollupMiniLoader.config.js --bundleConfigAsCjs",
         "replace": "grunt websnippetReplace",
         "build:browser": "rollup -c rollup.config.js --bundleConfigAsCjs",
         "rebuild": "npm run build",

tools/applicationinsights-web-snippet/rollupMiniLoader.config.js

@@ -0,0 +1,19 @@
+import { createUnVersionedConfig } from "../../rollup.base.config";
+
+const miniLoaderOutputName = "miniLoader";
+const miniLoaderOutputPath = "../../build/output/miniLoader";
+
+export default createUnVersionedConfig("", 
+  {
+    namespace: "Microsoft.ApplicationInsights",
+    version: "",
+    browser: {
+      entryPoint: miniLoaderOutputName, 
+      outputName: miniLoaderOutputPath,
+      inputPath: "build/output",
+      formats: [{ format: 'cjs', postfix: '', useStrict: false, topLevel: true }],
+    },
+  },
+  [ "applicationinsights-web-snippet" ],
+  false
+);