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Support bat paging

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This commit is contained in:
Antoine Martin 2021-03-16 11:21:44 +01:00
parent 5c8885959a
commit 8ea6e62b29
5 changed files with 21 additions and 2 deletions
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7
Cargo.lock generated
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@ -86,6 +86,7 @@ dependencies = [
"semver", "semver",
"serde", "serde",
"serde_yaml", "serde_yaml",
"shell-words",
"syntect", "syntect",
"unicode-width", "unicode-width",
] ]
@ -757,6 +758,12 @@ dependencies = [
"yaml-rust", "yaml-rust",
] ]
[[package]]
name = "shell-words"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b6fa3938c99da4914afedd13bf3d79bcb6c277d1b2c398d23257a304d9e1b074"
[[package]] [[package]]
name = "snailquote" name = "snailquote"
version = "0.3.0" version = "0.3.0"

2
Cargo.toml
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@ -27,7 +27,7 @@ toolchain_find = "0.2"
[dependencies.bat] [dependencies.bat]
version = "0.18" version = "0.18"
default-features = false default-features = false
features = ["regex-fancy"] features = ["regex-fancy", "paging"]
[dependencies.syn] [dependencies.syn]
version = "1.0" version = "1.0"

7
README.md
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@ -128,6 +128,13 @@ setting:
color = "always" color = "always"
``` ```
Enable paging of the output with the `pager` setting:
```toml
[expand]
pager = true
```
## Disclaimer ## Disclaimer
Be aware that macro expansion to text is a lossy process. This is a debugging Be aware that macro expansion to text is a lossy process. This is a debugging

2
src/config.rs
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@ -15,6 +15,8 @@ struct Sections {
pub struct Config { pub struct Config {
pub theme: Option<String>, pub theme: Option<String>,
pub color: Option<String>, pub color: Option<String>,
#[serde(default = "bool::default")]
pub pager: bool,
} }
pub fn deserialize() -> Config { pub fn deserialize() -> Config {

5
src/main.rs
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@ -27,7 +27,7 @@ use std::str::FromStr;
use atty::Stream::{Stderr, Stdout}; use atty::Stream::{Stderr, Stdout};
use bat::assets::HighlightingAssets; use bat::assets::HighlightingAssets;
use bat::PrettyPrinter; use bat::{PagingMode, PrettyPrinter};
use quote::quote; use quote::quote;
use structopt::StructOpt; use structopt::StructOpt;
use termcolor::{Color::Green, ColorChoice, ColorSpec, StandardStream, WriteColor}; use termcolor::{Color::Green, ColorChoice, ColorSpec, StandardStream, WriteColor};
@ -250,6 +250,9 @@ fn cargo_expand() -> Result<i32> {
if let Some(theme) = theme { if let Some(theme) = theme {
pretty_printer.theme(theme); pretty_printer.theme(theme);
} }
if config.pager {
pretty_printer.paging_mode(PagingMode::QuitIfOneScreen);
}
// Ignore any errors. // Ignore any errors.
let _ = pretty_printer.print(); let _ = pretty_printer.print();