call_tree {pryr} | R Documentation |
Display a call (or expression) as a tree.
Description
call_tree
takes a quoted expression. ast
does the quoting
for you.
Usage
call_tree(x, width = getOption("width"))
ast(x)
Arguments
x |
quoted call, list of calls, or expression to display |
width |
displays width, defaults to current width as reported by
|
Examples
call_tree(quote(f(x, 1, g(), h(i()))))
call_tree(quote(if (TRUE) 3 else 4))
call_tree(expression(1, 2, 3))
ast(f(x, 1, g(), h(i())))
ast(if (TRUE) 3 else 4)
ast(function(a = 1, b = 2) {a + b})
ast(f()()())
[Package pryr version 0.1.6 Index]