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echo: move help strings to markdown file

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IZUMI-Zu 2023-03-07 10:25:42 +08:00
parent 199978694a
commit c90c8ea214
2 changed files with 30 additions and 21 deletions
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26
src/uu/echo/echo.md Normal file
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@ -0,0 +1,26 @@
# echo
```
echo [OPTIONS]... [STRING]...
```
Display a line of text
## After Help
Echo the STRING(s) to standard output.
If -e is in effect, the following sequences are recognized:
\\ backslash
\a alert (BEL)
\b backspace
\c produce no further output
\e escape
\f form feed
\n new line
\r carriage return
\t horizontal tab
\v vertical tab
\0NNN byte with octal value NNN (1 to 3 digits)
\xHH byte with hexadecimal value HH (1 to 2 digits)

25
src/uu/echo/src/echo.rs
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@ -11,28 +11,11 @@ use std::io::{self, Write};
use std::iter::Peekable;
use std::str::Chars;
use uucore::error::{FromIo, UResult};
use uucore::format_usage;
use uucore::{format_usage, help_about, help_section, help_usage};
const ABOUT: &str = "Display a line of text";
const USAGE: &str = "{} [OPTIONS]... [STRING]...";
const AFTER_HELP: &str = r#"
Echo the STRING(s) to standard output.
If -e is in effect, the following sequences are recognized:
\\\\ backslash
\\a alert (BEL)
\\b backspace
\\c produce no further output
\\e escape
\\f form feed
\\n new line
\\r carriage return
\\t horizontal tab
\\v vertical tab
\\0NNN byte with octal value NNN (1 to 3 digits)
\\xHH byte with hexadecimal value HH (1 to 2 digits)
"#;
const ABOUT: &str = help_about!("echo.md");
const USAGE: &str = help_usage!("echo.md");
const AFTER_HELP: &str = help_section!("after help", "echo.md");
mod options {
pub const STRING: &str = "STRING";