demo_code: Creates an object of the class 'demo_code'
In kbodwin/demoR: demoR: Tools for presenting and teaching R code

Description Usage Arguments Value See Also Examples

demo_code objects are evaluated R code, returned from evaluate::evaluate, with an attached attribute called print_string which sets up fancy formatting for knitting.

1	demo_code(.code_string, eval = TRUE, shatter = TRUE)

`.code_string`	A string containing executable R code OR a valid expression that will be converted to a string via `deparse()`
`eval`	A boolean specifying whether the code should be immediately evaluated, in addition to creating the `demo_code` object. (Defaults to `TRUE`)

A demo_code object.

highlight, demo_chunk

# When run in console, this will print only the results of mean(1:10)
my_dc <- demo_code('mean(1:10)') %>% hlt_funs()

# The demo_code object itself has no output

my_dc

# However, when knitted, the source code is formatted.

attr(my_dc, "print_string")


# Objects defined in demo_code are created in the environment

demo_code('foo <- mean(1:10)')

foo + 5