diff --git a/src/uu/tsort/src/tsort.rs b/src/uu/tsort/src/tsort.rs index cb179699d..a70f32dfd 100644 --- a/src/uu/tsort/src/tsort.rs +++ b/src/uu/tsort/src/tsort.rs @@ -12,12 +12,10 @@ use std::io::{stdin, BufRead, BufReader, Read}; use std::path::Path; use uucore::display::Quotable; use uucore::error::{FromIo, UResult, USimpleError}; -use uucore::format_usage; +use uucore::{format_usage, help_about, help_usage}; -static ABOUT: &str = "Topological sort the strings in FILE. -Strings are defined as any sequence of tokens separated by whitespace (tab, space, or newline). -If FILE is not passed in, stdin is used instead."; -static USAGE: &str = "{} [OPTIONS] FILE"; +const ABOUT: &str = help_about!("tsort.md"); +const USAGE: &str = help_usage!("tsort.md"); mod options { pub const FILE: &str = "file"; diff --git a/src/uu/tsort/tsort.md b/src/uu/tsort/tsort.md new file mode 100644 index 000000000..5effbf1e7 --- /dev/null +++ b/src/uu/tsort/tsort.md @@ -0,0 +1,10 @@ +# tsort + +``` +tsort [OPTIONS] FILE +``` + +Topological sort the strings in FILE. +Strings are defined as any sequence of tokens separated by whitespace (tab, space, or newline), ordering them based on dependencies in a directed acyclic graph (DAG). +Useful for scheduling and determining execution order. +If FILE is not passed in, stdin is used instead.