larry babby and threejs for glsl

webGl/my-threejs-test/node_modules/@parcel/packager-js/lib/ESMOutputFormat.js

@@ -0,0 +1,99 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.ESMOutputFormat = void 0;
+class ESMOutputFormat {
+  constructor(packager) {
+    this.packager = packager;
+  }
+  buildBundlePrelude() {
+    let res = '';
+    let lines = 0;
+    for (let [source, specifiers] of this.packager.externals) {
+      let defaultSpecifier = null;
+      let namespaceSpecifier = null;
+      let namedSpecifiers = [];
+      for (let [imported, symbol] of specifiers) {
+        if (imported === 'default' /* || isCommonJS*/) {
+          defaultSpecifier = symbol;
+        } else if (imported === '*') {
+          namespaceSpecifier = `* as ${symbol}`;
+        } else {
+          let specifier = imported;
+          if (symbol !== imported) {
+            specifier += ` as ${symbol}`;
+          }
+          namedSpecifiers.push(specifier);
+        }
+      }
+
+      // ESModule syntax allows combining default and namespace specifiers, or default and named, but not all three.
+
+      let imported = '';
+      if (namespaceSpecifier) {
+        let s = namespaceSpecifier;
+        if (defaultSpecifier) {
+          s = `${defaultSpecifier}, ${namespaceSpecifier}`;
+        }
+        res += `import ${s} from ${JSON.stringify(source)};\n`;
+        lines++;
+      } else if (defaultSpecifier) {
+        imported = defaultSpecifier;
+        if (namedSpecifiers.length > 0) {
+          imported += `, {${namedSpecifiers.join(', ')}}`;
+        }
+      } else if (namedSpecifiers.length > 0) {
+        imported = `{${namedSpecifiers.join(', ')}}`;
+      }
+      if (imported.length > 0) {
+        res += `import ${imported} from ${JSON.stringify(source)};\n`;
+        lines++;
+      } else if (!namespaceSpecifier) {
+        res += `import ${JSON.stringify(source)};\n`;
+        lines++;
+      }
+    }
+    if (res.length > 0) {
+      res += '\n';
+      lines++;
+    }
+    return [res, lines];
+  }
+  buildBundlePostlude() {
+    let res = '';
+    let lines = 0;
+    let exportSpecifiers = [];
+    for (let {
+      asset,
+      exportSymbol,
+      local,
+      exportAs
+    } of this.packager.exportedSymbols.values()) {
+      if (this.packager.wrappedAssets.has(asset.id)) {
+        let obj = `parcelRequire("${this.packager.bundleGraph.getAssetPublicId(asset)}")`;
+        res += `\nvar ${local} = ${this.packager.getPropertyAccess(obj, exportSymbol)};`;
+        lines++;
+      }
+      for (let as of exportAs) {
+        let specifier = local;
+        if (exportAs !== local) {
+          specifier += ` as ${as}`;
+        }
+        exportSpecifiers.push(specifier);
+      }
+    }
+    if (exportSpecifiers.length > 0) {
+      res += `\nexport {${exportSpecifiers.join(', ')}};`;
+      lines++;
+    }
+    if (this.packager.needsPrelude && this.packager.shouldBundleQueue(this.packager.bundle)) {
+      // Should be last thing the bundle executes on intial eval
+      res += `\n$parcel$global.rlb(${JSON.stringify(this.packager.bundle.publicId)})`;
+      lines++;
+    }
+    return [res, lines];
+  }
+}
+exports.ESMOutputFormat = ESMOutputFormat;