# produces useful summaries for long calls Code expr_label(quote(foo(a = "this is a long argument", b = "this is a long argument", c = "this is a long argument"))) Output [1] "foo(...)" Code expr_label(quote(arg + arg + arg + arg + arg + arg + arg + arg + arg + arg + arg + arg)) Output [1] "... + arg" Code expr_label(quote(arg + (arg + arg + arg + arg + arg + arg + arg + arg + arg + arg + arg))) Output [1] "arg + ..." Code expr_label(quote(function(a, b, c) { a + b + c })) Output [1] "function(a, b, c) ..." # informative error for missing arg Code expect_equal() Condition Error: ! argument `object` is missing, with no default.
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