inital upload

node_modules/graphql/utilities/introspectionFromSchema.js

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+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true,
+});
+exports.introspectionFromSchema = introspectionFromSchema;
+
+var _invariant = require('../jsutils/invariant.js');
+
+var _parser = require('../language/parser.js');
+
+var _execute = require('../execution/execute.js');
+
+var _getIntrospectionQuery = require('./getIntrospectionQuery.js');
+
+/**
+ * Build an IntrospectionQuery from a GraphQLSchema
+ *
+ * IntrospectionQuery is useful for utilities that care about type and field
+ * relationships, but do not need to traverse through those relationships.
+ *
+ * This is the inverse of buildClientSchema. The primary use case is outside
+ * of the server context, for instance when doing schema comparisons.
+ */
+function introspectionFromSchema(schema, options) {
+  const optionsWithDefaults = {
+    specifiedByUrl: true,
+    directiveIsRepeatable: true,
+    schemaDescription: true,
+    inputValueDeprecation: true,
+    oneOf: true,
+    ...options,
+  };
+  const document = (0, _parser.parse)(
+    (0, _getIntrospectionQuery.getIntrospectionQuery)(optionsWithDefaults),
+  );
+  const result = (0, _execute.executeSync)({
+    schema,
+    document,
+  });
+  (!result.errors && result.data) || (0, _invariant.invariant)(false);
+  return result.data;
+}