Method process

deps/v8/tools/clusterfuzz/js_fuzzer/db.js:290–470

(source)

  }

  process(source) {
    let self = this;

    let varIndex = 0;

    // First pass to collect dependency information.
    babelTraverse(source.ast, {
      Super(path) {
        while (path) {
          path.node.__needsSuper = true;
          path = path.parentPath;
        }
      },

      YieldExpression(path) {
        // Don't include yield expressions in DB.
        _markSkipped(path);
      },

      Identifier(path) {
        if (globalIdentifiers.has(path.node.name) &&
            path.node.name != 'eval') {
          // Global name.
          return;
        }

        if (propertyNames.has(path.node.name) &&
            path.parentPath.isMemberExpression() &&
            path.parentKey !== 'object') {
          // Builtin property name.
          return;
        }

        if (path.parentPath.isMemberExpression() &&
            path.parent.property == path.node &&
            babelTypes.isIdentifier(path.parent.object) &&
            globalIdentifiers.has(path.parent.object.name)) {
          // Property access on a global name.
          return;
        }

        let binding = path.scope.getBinding(path.node.name);
        if (!binding) {
          // Unknown dependency. Don't handle this.
          _markSkipped(path);
          return;
        }

        let newName;
        if (path.node.name.startsWith('VAR_')) {
          newName = path.node.name;
        } else if (babelTypes.isFunctionDeclaration(binding.path.node) ||
                   babelTypes.isFunctionExpression(binding.path.node) ||
                   babelTypes.isDeclaration(binding.path.node) ||
                   babelTypes.isFunctionExpression(binding.path.node)) {
          // Unknown dependency. Don't handle this.
          _markSkipped(path);
          return;