inital upload

node_modules/graphql/utilities/printSchema.mjs

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+import { inspect } from '../jsutils/inspect.mjs';
+import { invariant } from '../jsutils/invariant.mjs';
+import { isPrintableAsBlockString } from '../language/blockString.mjs';
+import { Kind } from '../language/kinds.mjs';
+import { print } from '../language/printer.mjs';
+import {
+  isEnumType,
+  isInputObjectType,
+  isInterfaceType,
+  isObjectType,
+  isScalarType,
+  isUnionType,
+} from '../type/definition.mjs';
+import {
+  DEFAULT_DEPRECATION_REASON,
+  isSpecifiedDirective,
+} from '../type/directives.mjs';
+import { isIntrospectionType } from '../type/introspection.mjs';
+import { isSpecifiedScalarType } from '../type/scalars.mjs';
+import { astFromValue } from './astFromValue.mjs';
+export function printSchema(schema) {
+  return printFilteredSchema(
+    schema,
+    (n) => !isSpecifiedDirective(n),
+    isDefinedType,
+  );
+}
+export function printIntrospectionSchema(schema) {
+  return printFilteredSchema(schema, isSpecifiedDirective, isIntrospectionType);
+}
+
+function isDefinedType(type) {
+  return !isSpecifiedScalarType(type) && !isIntrospectionType(type);
+}
+
+function printFilteredSchema(schema, directiveFilter, typeFilter) {
+  const directives = schema.getDirectives().filter(directiveFilter);
+  const types = Object.values(schema.getTypeMap()).filter(typeFilter);
+  return [
+    printSchemaDefinition(schema),
+    ...directives.map((directive) => printDirective(directive)),
+    ...types.map((type) => printType(type)),
+  ]
+    .filter(Boolean)
+    .join('\n\n');
+}
+
+function printSchemaDefinition(schema) {
+  if (schema.description == null && isSchemaOfCommonNames(schema)) {
+    return;
+  }
+
+  const operationTypes = [];
+  const queryType = schema.getQueryType();
+
+  if (queryType) {
+    operationTypes.push(`  query: ${queryType.name}`);
+  }
+
+  const mutationType = schema.getMutationType();
+
+  if (mutationType) {
+    operationTypes.push(`  mutation: ${mutationType.name}`);
+  }
+
+  const subscriptionType = schema.getSubscriptionType();
+
+  if (subscriptionType) {
+    operationTypes.push(`  subscription: ${subscriptionType.name}`);
+  }
+
+  return printDescription(schema) + `schema {\n${operationTypes.join('\n')}\n}`;
+}
+/**
+ * GraphQL schema define root types for each type of operation. These types are
+ * the same as any other type and can be named in any manner, however there is
+ * a common naming convention:
+ *
+ * ```graphql
+ *   schema {
+ *     query: Query
+ *     mutation: Mutation
+ *     subscription: Subscription
+ *   }
+ * ```
+ *
+ * When using this naming convention, the schema description can be omitted.
+ */
+
+function isSchemaOfCommonNames(schema) {
+  const queryType = schema.getQueryType();
+
+  if (queryType && queryType.name !== 'Query') {
+    return false;
+  }
+
+  const mutationType = schema.getMutationType();
+
+  if (mutationType && mutationType.name !== 'Mutation') {
+    return false;
+  }
+
+  const subscriptionType = schema.getSubscriptionType();
+
+  if (subscriptionType && subscriptionType.name !== 'Subscription') {
+    return false;
+  }
+
+  return true;
+}
+
+export function printType(type) {
+  if (isScalarType(type)) {
+    return printScalar(type);
+  }
+
+  if (isObjectType(type)) {
+    return printObject(type);
+  }
+
+  if (isInterfaceType(type)) {
+    return printInterface(type);
+  }
+
+  if (isUnionType(type)) {
+    return printUnion(type);
+  }
+
+  if (isEnumType(type)) {
+    return printEnum(type);
+  }
+
+  if (isInputObjectType(type)) {
+    return printInputObject(type);
+  }
+  /* c8 ignore next 3 */
+  // Not reachable, all possible types have been considered.
+
+  false || invariant(false, 'Unexpected type: ' + inspect(type));
+}
+
+function printScalar(type) {
+  return (
+    printDescription(type) + `scalar ${type.name}` + printSpecifiedByURL(type)
+  );
+}
+
+function printImplementedInterfaces(type) {
+  const interfaces = type.getInterfaces();
+  return interfaces.length
+    ? ' implements ' + interfaces.map((i) => i.name).join(' & ')
+    : '';
+}
+
+function printObject(type) {
+  return (
+    printDescription(type) +
+    `type ${type.name}` +
+    printImplementedInterfaces(type) +
+    printFields(type)
+  );
+}
+
+function printInterface(type) {
+  return (
+    printDescription(type) +
+    `interface ${type.name}` +
+    printImplementedInterfaces(type) +
+    printFields(type)
+  );
+}
+
+function printUnion(type) {
+  const types = type.getTypes();
+  const possibleTypes = types.length ? ' = ' + types.join(' | ') : '';
+  return printDescription(type) + 'union ' + type.name + possibleTypes;
+}
+
+function printEnum(type) {
+  const values = type
+    .getValues()
+    .map(
+      (value, i) =>
+        printDescription(value, '  ', !i) +
+        '  ' +
+        value.name +
+        printDeprecated(value.deprecationReason),
+    );
+  return printDescription(type) + `enum ${type.name}` + printBlock(values);
+}
+
+function printInputObject(type) {
+  const fields = Object.values(type.getFields()).map(
+    (f, i) => printDescription(f, '  ', !i) + '  ' + printInputValue(f),
+  );
+  return (
+    printDescription(type) +
+    `input ${type.name}` +
+    (type.isOneOf ? ' @oneOf' : '') +
+    printBlock(fields)
+  );
+}
+
+function printFields(type) {
+  const fields = Object.values(type.getFields()).map(
+    (f, i) =>
+      printDescription(f, '  ', !i) +
+      '  ' +
+      f.name +
+      printArgs(f.args, '  ') +
+      ': ' +
+      String(f.type) +
+      printDeprecated(f.deprecationReason),
+  );
+  return printBlock(fields);
+}
+
+function printBlock(items) {
+  return items.length !== 0 ? ' {\n' + items.join('\n') + '\n}' : '';
+}
+
+function printArgs(args, indentation = '') {
+  if (args.length === 0) {
+    return '';
+  } // If every arg does not have a description, print them on one line.
+
+  if (args.every((arg) => !arg.description)) {
+    return '(' + args.map(printInputValue).join(', ') + ')';
+  }
+
+  return (
+    '(\n' +
+    args
+      .map(
+        (arg, i) =>
+          printDescription(arg, '  ' + indentation, !i) +
+          '  ' +
+          indentation +
+          printInputValue(arg),
+      )
+      .join('\n') +
+    '\n' +
+    indentation +
+    ')'
+  );
+}
+
+function printInputValue(arg) {
+  const defaultAST = astFromValue(arg.defaultValue, arg.type);
+  let argDecl = arg.name + ': ' + String(arg.type);
+
+  if (defaultAST) {
+    argDecl += ` = ${print(defaultAST)}`;
+  }
+
+  return argDecl + printDeprecated(arg.deprecationReason);
+}
+
+function printDirective(directive) {
+  return (
+    printDescription(directive) +
+    'directive @' +
+    directive.name +
+    printArgs(directive.args) +
+    (directive.isRepeatable ? ' repeatable' : '') +
+    ' on ' +
+    directive.locations.join(' | ')
+  );
+}
+
+function printDeprecated(reason) {
+  if (reason == null) {
+    return '';
+  }
+
+  if (reason !== DEFAULT_DEPRECATION_REASON) {
+    const astValue = print({
+      kind: Kind.STRING,
+      value: reason,
+    });
+    return ` @deprecated(reason: ${astValue})`;
+  }
+
+  return ' @deprecated';
+}
+
+function printSpecifiedByURL(scalar) {
+  if (scalar.specifiedByURL == null) {
+    return '';
+  }
+
+  const astValue = print({
+    kind: Kind.STRING,
+    value: scalar.specifiedByURL,
+  });
+  return ` @specifiedBy(url: ${astValue})`;
+}
+
+function printDescription(def, indentation = '', firstInBlock = true) {
+  const { description } = def;
+
+  if (description == null) {
+    return '';
+  }
+
+  const blockString = print({
+    kind: Kind.STRING,
+    value: description,
+    block: isPrintableAsBlockString(description),
+  });
+  const prefix =
+    indentation && !firstInBlock ? '\n' + indentation : indentation;
+  return prefix + blockString.replace(/\n/g, '\n' + indentation) + '\n';
+}