langkit/testsuite/tests/python_api/wrapper_caches/test.lkt

# Test that the various wrappers that the Python binding instantiates
# (contexts, units, nodes) are re-used whenever we want to wrap unique C
# values.

from lexer_example import foo_lexer

@with_lexer(foo_lexer)
grammar foo_grammar {
    @main_rule main_rule <- example_list
    example_list <- list+(example)
    example <- Example("example" ?pick("(" example_list ")"))
}

@abstract
class FooNode implements Node[FooNode] {
}

class Example: FooNode {
    @parse_field examples: ASTList[Example]
}