graphql_parser 1.1.4 graphql_parser: ^1.1.4 copied to clipboard
Parses GraphQL queries and schemas. Also includes classes for the GraphQL AST.
import 'package:graphql_parser/graphql_parser.dart';
final String text = '''
{
project(name: "GraphQL") {
tagline
}
}
'''
.trim();
main() {
var tokens = scan(text);
var parser = new Parser(tokens);
var doc = parser.parseDocument();
var operation = doc.definitions.first as OperationDefinitionContext;
var projectField = operation.selectionSet.selections.first.field;
print(projectField.fieldName.name); // project
print(projectField.arguments.first.name); // name
print(projectField.arguments.first.valueOrVariable.value.value); // GraphQL
var taglineField = projectField.selectionSet.selections.first.field;
print(taglineField.fieldName.name); // tagline
}