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Add support to only list links

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This patch adds support in imag-markdown to only list links that are
found in the markdown.

The list format includes the link title, which I consider convenient in
this case, but still easily scriptable.

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
This commit is contained in:
Matthias Beyer 2019-05-17 21:59:15 +02:00
parent 632062caed
commit df62e6f1b3
2 changed files with 29 additions and 7 deletions
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28
bin/core/imag-markdown/src/main.rs
View file

@ -61,10 +61,11 @@ fn main() {
"Print one or more imag entries after processing them with a markdown parser",
ui::build_ui);
let only_links = rt.cli().is_present("links");
let out = rt.stdout();
let mut outlock = out.lock();
rt.ids::<crate::ui::PathProvider>()
let iter = rt.ids::<crate::ui::PathProvider>()
.map_err_trace_exit_unwrap()
.into_iter()
.map(Ok)
@ -73,11 +74,24 @@ fn main() {
.map(|ofle| ofle.ok_or_else(|| {
err_msg("Entry does not exist but is in store. This is a BUG, please report!")
}))
.trace_unwrap_exit()
.map(|fle| libimagentrymarkdown::html::to_html(fle.get_content()))
.trace_unwrap_exit()
.for_each(|html| {
writeln!(outlock, "{}", html).map_err(Error::from).map_err_trace_exit_unwrap();
})
.trace_unwrap_exit();
if only_links {
iter.map(|fle| libimagentrymarkdown::link::extract_links(fle.get_content()))
.for_each(|links| {
links.iter().for_each(|link| {
writeln!(outlock, "{title}: {link}", title = link.title, link = link.link)
.map_err(Error::from)
.map_err_trace_exit_unwrap();
})
})
} else {
iter.map(|fle| libimagentrymarkdown::html::to_html(fle.get_content()))
.trace_unwrap_exit()
.for_each(|html| {
writeln!(outlock, "{}", html).map_err(Error::from).map_err_trace_exit_unwrap();
})
}
}

8
bin/core/imag-markdown/src/ui.rs
View file

@ -28,6 +28,14 @@ use libimagerror::trace::MapErrTrace;
pub fn build_ui<'a>(app: App<'a, 'a>) -> App<'a, 'a> {
app
.arg(Arg::with_name("links")
.long("links")
.short("l")
.takes_value(false)
.required(false)
.multiple(false)
.help("Print only the links that can be found in the markdown"))
.arg(Arg::with_name("entry")
.index(1)
.takes_value(true)