Example #1
0
/**
 * SelectionSet : { Selection+ }
 */
func parseSelectionSet(parser *Parser) (*ast.SelectionSet, error) {
	start := parser.Token.Start
	iSelections, err := many(parser, lexer.TokenKind[lexer.BRACE_L], parseSelection, lexer.TokenKind[lexer.BRACE_R])
	if err != nil {
		return nil, err
	}
	selections := []ast.Selection{}
	for _, iSelection := range iSelections {
		if iSelection != nil {
			// type assert interface{} into Selection interface
			selections = append(selections, iSelection.(ast.Selection))
		}
	}

	return ast.NewSelectionSet(&ast.SelectionSet{
		Selections: selections,
		Loc:        loc(parser, start),
	}), nil
}
Example #2
0
func TestParsesMultiByteCharacters_UnicodeText(t *testing.T) {

	doc := `
        # This comment has a фы世界 multi-byte character.
        { field(arg: "Has a фы世界 multi-byte character.") }
	`
	astDoc := parse(t, doc)

	expectedASTDoc := ast.NewDocument(&ast.Document{
		Loc: ast.NewLocation(&ast.Location{
			Start: 67,
			End:   121,
		}),
		Definitions: []ast.Node{
			ast.NewOperationDefinition(&ast.OperationDefinition{
				Loc: ast.NewLocation(&ast.Location{
					Start: 67,
					End:   119,
				}),
				Operation: "query",
				SelectionSet: ast.NewSelectionSet(&ast.SelectionSet{
					Loc: ast.NewLocation(&ast.Location{
						Start: 67,
						End:   119,
					}),
					Selections: []ast.Selection{
						ast.NewField(&ast.Field{
							Loc: ast.NewLocation(&ast.Location{
								Start: 67,
								End:   117,
							}),
							Name: ast.NewName(&ast.Name{
								Loc: ast.NewLocation(&ast.Location{
									Start: 69,
									End:   74,
								}),
								Value: "field",
							}),
							Arguments: []*ast.Argument{
								ast.NewArgument(&ast.Argument{
									Loc: ast.NewLocation(&ast.Location{
										Start: 75,
										End:   116,
									}),
									Name: ast.NewName(&ast.Name{

										Loc: ast.NewLocation(&ast.Location{
											Start: 75,
											End:   78,
										}),
										Value: "arg",
									}),
									Value: ast.NewStringValue(&ast.StringValue{

										Loc: ast.NewLocation(&ast.Location{
											Start: 80,
											End:   116,
										}),
										Value: "Has a фы世界 multi-byte character.",
									}),
								}),
							},
						}),
					},
				}),
			}),
		},
	})

	astDocQuery := printer.Print(astDoc)
	expectedASTDocQuery := printer.Print(expectedASTDoc)

	if !reflect.DeepEqual(astDocQuery, expectedASTDocQuery) {
		t.Fatalf("unexpected document, expected: %v, got: %v", astDocQuery, expectedASTDocQuery)
	}
}