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Diffstat (limited to 'school/node_modules/graphql/language/printer.mjs')
-rw-r--r-- | school/node_modules/graphql/language/printer.mjs | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/school/node_modules/graphql/language/printer.mjs b/school/node_modules/graphql/language/printer.mjs new file mode 100644 index 0000000..2435311 --- /dev/null +++ b/school/node_modules/graphql/language/printer.mjs @@ -0,0 +1,313 @@ +import { visit } from "./visitor.mjs"; +import { printBlockString } from "./blockString.mjs"; +/** + * Converts an AST into a string, using one set of reasonable + * formatting rules. + */ + +export function print(ast) { + return visit(ast, { + leave: printDocASTReducer + }); +} +var MAX_LINE_LENGTH = 80; // TODO: provide better type coverage in future + +var printDocASTReducer = { + Name: function Name(node) { + return node.value; + }, + Variable: function Variable(node) { + return '$' + node.name; + }, + // Document + Document: function Document(node) { + return join(node.definitions, '\n\n') + '\n'; + }, + OperationDefinition: function OperationDefinition(node) { + var op = node.operation; + var name = node.name; + var varDefs = wrap('(', join(node.variableDefinitions, ', '), ')'); + var directives = join(node.directives, ' '); + var selectionSet = node.selectionSet; // Anonymous queries with no directives or variable definitions can use + // the query short form. + + return !name && !directives && !varDefs && op === 'query' ? selectionSet : join([op, join([name, varDefs]), directives, selectionSet], ' '); + }, + VariableDefinition: function VariableDefinition(_ref) { + var variable = _ref.variable, + type = _ref.type, + defaultValue = _ref.defaultValue, + directives = _ref.directives; + return variable + ': ' + type + wrap(' = ', defaultValue) + wrap(' ', join(directives, ' ')); + }, + SelectionSet: function SelectionSet(_ref2) { + var selections = _ref2.selections; + return block(selections); + }, + Field: function Field(_ref3) { + var alias = _ref3.alias, + name = _ref3.name, + args = _ref3.arguments, + directives = _ref3.directives, + selectionSet = _ref3.selectionSet; + var prefix = wrap('', alias, ': ') + name; + var argsLine = prefix + wrap('(', join(args, ', '), ')'); + + if (argsLine.length > MAX_LINE_LENGTH) { + argsLine = prefix + wrap('(\n', indent(join(args, '\n')), '\n)'); + } + + return join([argsLine, join(directives, ' '), selectionSet], ' '); + }, + Argument: function Argument(_ref4) { + var name = _ref4.name, + value = _ref4.value; + return name + ': ' + value; + }, + // Fragments + FragmentSpread: function FragmentSpread(_ref5) { + var name = _ref5.name, + directives = _ref5.directives; + return '...' + name + wrap(' ', join(directives, ' ')); + }, + InlineFragment: function InlineFragment(_ref6) { + var typeCondition = _ref6.typeCondition, + directives = _ref6.directives, + selectionSet = _ref6.selectionSet; + return join(['...', wrap('on ', typeCondition), join(directives, ' '), selectionSet], ' '); + }, + FragmentDefinition: function FragmentDefinition(_ref7) { + var name = _ref7.name, + typeCondition = _ref7.typeCondition, + variableDefinitions = _ref7.variableDefinitions, + directives = _ref7.directives, + selectionSet = _ref7.selectionSet; + return (// Note: fragment variable definitions are experimental and may be changed + // or removed in the future. + "fragment ".concat(name).concat(wrap('(', join(variableDefinitions, ', '), ')'), " ") + "on ".concat(typeCondition, " ").concat(wrap('', join(directives, ' '), ' ')) + selectionSet + ); + }, + // Value + IntValue: function IntValue(_ref8) { + var value = _ref8.value; + return value; + }, + FloatValue: function FloatValue(_ref9) { + var value = _ref9.value; + return value; + }, + StringValue: function StringValue(_ref10, key) { + var value = _ref10.value, + isBlockString = _ref10.block; + return isBlockString ? printBlockString(value, key === 'description' ? '' : ' ') : JSON.stringify(value); + }, + BooleanValue: function BooleanValue(_ref11) { + var value = _ref11.value; + return value ? 'true' : 'false'; + }, + NullValue: function NullValue() { + return 'null'; + }, + EnumValue: function EnumValue(_ref12) { + var value = _ref12.value; + return value; + }, + ListValue: function ListValue(_ref13) { + var values = _ref13.values; + return '[' + join(values, ', ') + ']'; + }, + ObjectValue: function ObjectValue(_ref14) { + var fields = _ref14.fields; + return '{' + join(fields, ', ') + '}'; + }, + ObjectField: function ObjectField(_ref15) { + var name = _ref15.name, + value = _ref15.value; + return name + ': ' + value; + }, + // Directive + Directive: function Directive(_ref16) { + var name = _ref16.name, + args = _ref16.arguments; + return '@' + name + wrap('(', join(args, ', '), ')'); + }, + // Type + NamedType: function NamedType(_ref17) { + var name = _ref17.name; + return name; + }, + ListType: function ListType(_ref18) { + var type = _ref18.type; + return '[' + type + ']'; + }, + NonNullType: function NonNullType(_ref19) { + var type = _ref19.type; + return type + '!'; + }, + // Type System Definitions + SchemaDefinition: addDescription(function (_ref20) { + var directives = _ref20.directives, + operationTypes = _ref20.operationTypes; + return join(['schema', join(directives, ' '), block(operationTypes)], ' '); + }), + OperationTypeDefinition: function OperationTypeDefinition(_ref21) { + var operation = _ref21.operation, + type = _ref21.type; + return operation + ': ' + type; + }, + ScalarTypeDefinition: addDescription(function (_ref22) { + var name = _ref22.name, + directives = _ref22.directives; + return join(['scalar', name, join(directives, ' ')], ' '); + }), + ObjectTypeDefinition: addDescription(function (_ref23) { + var name = _ref23.name, + interfaces = _ref23.interfaces, + directives = _ref23.directives, + fields = _ref23.fields; + return join(['type', name, wrap('implements ', join(interfaces, ' & ')), join(directives, ' '), block(fields)], ' '); + }), + FieldDefinition: addDescription(function (_ref24) { + var name = _ref24.name, + args = _ref24.arguments, + type = _ref24.type, + directives = _ref24.directives; + return name + (hasMultilineItems(args) ? wrap('(\n', indent(join(args, '\n')), '\n)') : wrap('(', join(args, ', '), ')')) + ': ' + type + wrap(' ', join(directives, ' ')); + }), + InputValueDefinition: addDescription(function (_ref25) { + var name = _ref25.name, + type = _ref25.type, + defaultValue = _ref25.defaultValue, + directives = _ref25.directives; + return join([name + ': ' + type, wrap('= ', defaultValue), join(directives, ' ')], ' '); + }), + InterfaceTypeDefinition: addDescription(function (_ref26) { + var name = _ref26.name, + interfaces = _ref26.interfaces, + directives = _ref26.directives, + fields = _ref26.fields; + return join(['interface', name, wrap('implements ', join(interfaces, ' & ')), join(directives, ' '), block(fields)], ' '); + }), + UnionTypeDefinition: addDescription(function (_ref27) { + var name = _ref27.name, + directives = _ref27.directives, + types = _ref27.types; + return join(['union', name, join(directives, ' '), types && types.length !== 0 ? '= ' + join(types, ' | ') : ''], ' '); + }), + EnumTypeDefinition: addDescription(function (_ref28) { + var name = _ref28.name, + directives = _ref28.directives, + values = _ref28.values; + return join(['enum', name, join(directives, ' '), block(values)], ' '); + }), + EnumValueDefinition: addDescription(function (_ref29) { + var name = _ref29.name, + directives = _ref29.directives; + return join([name, join(directives, ' ')], ' '); + }), + InputObjectTypeDefinition: addDescription(function (_ref30) { + var name = _ref30.name, + directives = _ref30.directives, + fields = _ref30.fields; + return join(['input', name, join(directives, ' '), block(fields)], ' '); + }), + DirectiveDefinition: addDescription(function (_ref31) { + var name = _ref31.name, + args = _ref31.arguments, + repeatable = _ref31.repeatable, + locations = _ref31.locations; + return 'directive @' + name + (hasMultilineItems(args) ? wrap('(\n', indent(join(args, '\n')), '\n)') : wrap('(', join(args, ', '), ')')) + (repeatable ? ' repeatable' : '') + ' on ' + join(locations, ' | '); + }), + SchemaExtension: function SchemaExtension(_ref32) { + var directives = _ref32.directives, + operationTypes = _ref32.operationTypes; + return join(['extend schema', join(directives, ' '), block(operationTypes)], ' '); + }, + ScalarTypeExtension: function ScalarTypeExtension(_ref33) { + var name = _ref33.name, + directives = _ref33.directives; + return join(['extend scalar', name, join(directives, ' ')], ' '); + }, + ObjectTypeExtension: function ObjectTypeExtension(_ref34) { + var name = _ref34.name, + interfaces = _ref34.interfaces, + directives = _ref34.directives, + fields = _ref34.fields; + return join(['extend type', name, wrap('implements ', join(interfaces, ' & ')), join(directives, ' '), block(fields)], ' '); + }, + InterfaceTypeExtension: function InterfaceTypeExtension(_ref35) { + var name = _ref35.name, + interfaces = _ref35.interfaces, + directives = _ref35.directives, + fields = _ref35.fields; + return join(['extend interface', name, wrap('implements ', join(interfaces, ' & ')), join(directives, ' '), block(fields)], ' '); + }, + UnionTypeExtension: function UnionTypeExtension(_ref36) { + var name = _ref36.name, + directives = _ref36.directives, + types = _ref36.types; + return join(['extend union', name, join(directives, ' '), types && types.length !== 0 ? '= ' + join(types, ' | ') : ''], ' '); + }, + EnumTypeExtension: function EnumTypeExtension(_ref37) { + var name = _ref37.name, + directives = _ref37.directives, + values = _ref37.values; + return join(['extend enum', name, join(directives, ' '), block(values)], ' '); + }, + InputObjectTypeExtension: function InputObjectTypeExtension(_ref38) { + var name = _ref38.name, + directives = _ref38.directives, + fields = _ref38.fields; + return join(['extend input', name, join(directives, ' '), block(fields)], ' '); + } +}; + +function addDescription(cb) { + return function (node) { + return join([node.description, cb(node)], '\n'); + }; +} +/** + * Given maybeArray, print an empty string if it is null or empty, otherwise + * print all items together separated by separator if provided + */ + + +function join(maybeArray) { + var _maybeArray$filter$jo; + + var separator = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : ''; + return (_maybeArray$filter$jo = maybeArray === null || maybeArray === void 0 ? void 0 : maybeArray.filter(function (x) { + return x; + }).join(separator)) !== null && _maybeArray$filter$jo !== void 0 ? _maybeArray$filter$jo : ''; +} +/** + * Given array, print each item on its own line, wrapped in an + * indented "{ }" block. + */ + + +function block(array) { + return wrap('{\n', indent(join(array, '\n')), '\n}'); +} +/** + * If maybeString is not null or empty, then wrap with start and end, otherwise print an empty string. + */ + + +function wrap(start, maybeString) { + var end = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : ''; + return maybeString != null && maybeString !== '' ? start + maybeString + end : ''; +} + +function indent(str) { + return wrap(' ', str.replace(/\n/g, '\n ')); +} + +function isMultiline(str) { + return str.indexOf('\n') !== -1; +} + +function hasMultilineItems(maybeArray) { + return maybeArray != null && maybeArray.some(isMultiline); +} |