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Move pager configuration near render logic

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This commit is contained in:
Marcin Puc 2021-12-05 21:11:31 +01:00
commit 82e4b97f92
2 changed files with 23 additions and 20 deletions
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24
src/main.rs
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@ -21,8 +21,6 @@ use std::{env, path::PathBuf, process};
use app_dirs::AppInfo;
use atty::Stream;
use clap::{AppSettings, ArgGroup, Parser};
#[cfg(not(target_os = "windows"))]
use pager::Pager;
mod cache;
mod config;
@ -155,17 +153,6 @@ struct Args {
version: bool,
}
/// Set up display pager
#[cfg(not(target_os = "windows"))]
fn configure_pager(_: bool) {
Pager::with_default_pager("less -R").setup();
}
#[cfg(target_os = "windows")]
fn configure_pager(enable_styles: bool) {
print_warning(enable_styles, "--pager flag not available on Windows!");
}
/// The cache should get updated if this was requested by the user, or if auto
/// updates are enabled and the cache age is longer than the auto update interval.
fn should_update_cache(args: &Args, config: &Config) -> bool {
@ -412,11 +399,6 @@ fn main() {
}
};
// Set up pager
if args.pager || config.display.use_pager {
configure_pager(enable_styles);
}
// Show various paths
if args.show_paths {
show_paths(&config);
@ -433,7 +415,7 @@ fn main() {
// If a local file was passed in, render it and exit
if let Some(file) = args.render {
let path = PageLookupResult::with_page(file);
if let Err(ref e) = print_page(&path, args.raw, &config) {
if let Err(ref e) = print_page(&path, args.raw, enable_styles, args.pager, &config) {
print_error(enable_styles, e);
process::exit(1);
} else {
@ -496,7 +478,9 @@ fn main() {
&languages,
config.directories.custom_pages_dir.as_deref(),
) {
if let Err(ref e) = print_page(&lookup_result, args.raw, &config) {
if let Err(ref e) =
print_page(&lookup_result, args.raw, enable_styles, args.pager, &config)
{
print_error(enable_styles, e);
process::exit(1);
}

19
src/output.rs
View file

@ -11,15 +11,34 @@ use crate::{
line_iterator::LineIterator,
};
// Set up display pager
#[cfg(not(target_os = "windows"))]
fn configure_pager(_: bool) {
pager::Pager::with_default_pager("less -R").setup();
}
#[cfg(target_os = "windows")]
fn configure_pager(enable_styles: bool) {
use crate::utils::print_warning;
print_warning(enable_styles, "--pager flag not available on Windows!");
}
/// Print page by path
pub fn print_page(
lookup_result: &PageLookupResult,
enable_markdown: bool,
enable_styles: bool,
use_pager: bool,
config: &Config,
) -> Result<()> {
// Create reader from file(s)
let reader = lookup_result.reader()?;
// Configure pager if applicable
if use_pager || config.display.use_pager {
configure_pager(enable_styles);
}
// Lock stdout only once, this improves performance considerably
let stdout = io::stdout();
let mut handle = stdout.lock();