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Support BAT_WIDTH as an alias for --terminal-width

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Signed-off-by: Asish Kumar <officialasishkumar@gmail.com>
This commit is contained in:
Asish Kumar
2026-04-10 14:35:33 +00:00
parent a995764d23
commit a9137fab05
6 changed files with 63 additions and 3 deletions
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tests/integration_tests.rs
+52
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@@ -1047,6 +1047,57 @@ fn tabs_4_arg_overrides_env_noconfig() {
);
}
#[test]
fn terminal_width_env_var_is_respected() {
let tmp_dir = tempdir().expect("can create temporary directory");
let tmp_path = tmp_dir.path().join("long.txt");
std::fs::write(
&tmp_path,
"0123456789abcdef0123456789abcdef0123456789abcdef\n",
)
.expect("can write temporary file");
bat()
.env("BAT_WIDTH", "20")
.arg(&tmp_path)
.arg("--paging=never")
.arg("--color=never")
.arg("--style=numbers")
.arg("--decorations=always")
.arg("--wrap=character")
.assert()
.success()
.stdout(" 1 0123456789abcde\n f0123456789abcd\n ef0123456789abc\n def\n")
.stderr("");
}
#[test]
fn terminal_width_arg_overrides_env() {
let tmp_dir = tempdir().expect("can create temporary directory");
let tmp_path = tmp_dir.path().join("long.txt");
std::fs::write(
&tmp_path,
"0123456789abcdef0123456789abcdef0123456789abcdef\n",
)
.expect("can write temporary file");
bat()
.env("BAT_WIDTH", "20")
.arg(&tmp_path)
.arg("--paging=never")
.arg("--color=never")
.arg("--style=numbers")
.arg("--decorations=always")
.arg("--wrap=character")
.arg("--terminal-width=10")
.assert()
.success()
.stdout(
" 1 01234\n 56789\n abcde\n f0123\n 45678\n 9abcd\n ef012\n 34567\n 89abc\n def\n",
)
.stderr("");
}
#[test]
fn fail_non_existing() {
bat().arg("non-existing-file").assert().failure();
@@ -1474,6 +1525,7 @@ fn diagnostic_sanity_check() {
.assert()
.success()
.stdout(predicate::str::contains("BAT_PAGER="))
.stdout(predicate::str::contains("BAT_WIDTH="))
.stderr("");
}