message_wrap: Write a message that respects the line width

View source: R/logging.R

message_wrapR Documentation

Write a message that respects the line width

Description

Write a message that respects the line width

Usage

message_wrap(
  x,
  width = options()$width - 2,
  prefix = "",
  color_text = NULL,
  color_prefix = color_text
)

Arguments

x

A character string of the message text.

width

An integer for the width.

prefix

An optional string to go on the first line of the message.

color_text, color_prefix

A function (or NULL) that is used to color the text and/or prefix.

Value

The processed text is returned (invisibly) but a message is written.

Examples

library(cli)
Gaiman <-
  paste(
    '"Good point." Bod was pleased with himself, and glad he had thought of',
    "asking the poet for advice. Really, he thought, if you couldn't trust a",
    "poet to offer sensible advice, who could you trust?",
    collapse = ""
  )
message_wrap(Gaiman)
message_wrap(Gaiman, width = 20, prefix = "-")
message_wrap(Gaiman,
  width = 30, prefix = "-",
  color_text = cli::col_silver
)
message_wrap(Gaiman,
  width = 30, prefix = "-",
  color_text = cli::style_underline,
  color_prefix = cli::col_green
)

tune documentation built on March 19, 2022, 2:14 a.m.