R: trace each call with a srcref attribute

trace_calls {covr} | R Documentation

## trace each call with a srcref attribute

### Description

This function calls itself recursively so it can properly traverse the AST.

### Usage

    trace_calls(x, parent_functions = NULL, parent_ref = NULL)

### Arguments

`x` | the call
`parent_functions` | the functions which this call is a child of.
`parent_ref` | argument used to set the srcref of the current call when recursing

### Value

a modified expression with count calls inserted before each previous call.

### See Also

http://adv-r.had.co.nz/Expressions.html

[Package covr version 3.0.1 Index]