Show source context for a specific location — pv_source_context • debrief

Displays source code around a specific file and line number with profiling information for each line.

Usage

pv_source_context(x, filename, linenum = NULL, context = 10)

Arguments

x: A profvis object.
filename: The source file to examine.
linenum: The line number to center on. If NULL, shows the hottest line in the file.
context: Number of lines to show before and after.

Value

Invisibly returns a debrief_source_context object. Use capture.output() to capture the formatted text output.

Examples

p <- pv_example()
pv_source_context(p, "R/main.R", linenum = 10)
#> File not found in profiling data.
#> Available files:
#>    example_code.R 
#> 
#> Run pv_help() to see all available functions.