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Generate log layout function using common variables available via glue syntax

Source: R/layouts.R
layout_glue_generator.Rd

format is passed to glue::glue() with access to the below variables:

Usage

layout_glue_generator(
  format = "{level} [{format(time, \"%Y-%m-%d %H:%M:%S\")}] {msg}"
)

Arguments

format

glue::glue()-flavored layout of the message using the above variables

Value

function taking level and msg arguments - keeping the original call creating the generator in the generator attribute that is returned when calling log_layout() for the currently used layout

See also

See example calls from layout_glue() and layout_glue_colors().

Other log_layouts: get_logger_meta_variables(), layout_blank(), layout_glue(), layout_glue_colors(), layout_json(), layout_json_parser(), layout_logging(), layout_simple()

Examples

example_layout <- layout_glue_generator(
  format = "{node}/{pid}/{ns}/{ans}/{topenv}/{fn} {time} {level}: {msg}"
)
example_layout(INFO, "try {runif(1)}")
#> fv-az1336-537/8988/NA/global/R_GlobalEnv/eval 2025-05-12 21:04:47.938658 INFO: try {runif(1)}

log_layout(example_layout)
log_info("try {runif(1)}")
#> fv-az1336-537/8988/global/global/R_GlobalEnv/eval 2025-05-12 21:04:47.941162 INFO: try 0.0807501375675201