@example
or @exampleIf
Style a roxygen code example with exactly one @example
or @exampleIf
style_roxygen_code_example_one(example_one, transformers, base_indention)
A character vector, one element per line, that contains in total at most one example tag.
Passed to cache_make_key()
to generate a key.
Integer scalar indicating by how many spaces the whole
output text should be indented. Note that this is not the same as splitting
by line and add a base_indention
spaces before the code in the case
multi-line strings are present. See 'Examples'.