forked from mirrors/jj
cli: make diff stat calculate path length based on unicode width
This commit is contained in:
Yuya Nishihara
parent
643b2d4974
commit
1c7d2b9a96
2 changed files with 34 additions and 40 deletions
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@ -31,10 +31,12 @@ use jj_lib::repo_path::RepoPath;
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use jj_lib::settings::{ConfigResultExt as _, UserSettings};
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use jj_lib::{conflicts, diff, files, rewrite};
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use tracing::instrument;
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use unicode_width::UnicodeWidthStr as _;
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use crate::cli_util::{CommandError, WorkspaceCommandHelper};
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use crate::formatter::Formatter;
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use crate::merge_tools::{self, ExternalMergeTool};
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use crate::text_util;
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use crate::ui::Ui;
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#[derive(clap::Args, Clone, Debug)]
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@ -779,13 +781,13 @@ pub fn show_diff_stat(
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tree_diff: TreeDiffIterator,
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) -> Result<(), CommandError> {
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let mut stats: Vec<DiffStat> = vec![];
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let mut max_path_length = 0;
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let mut max_path_width = 0;
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let mut max_diffs = 0;
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for (repo_path, left, right) in tree_diff {
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let path = workspace_command.format_file_path(&repo_path);
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let left_content = diff_content(workspace_command.repo(), &repo_path, &left)?;
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let right_content = diff_content(workspace_command.repo(), &repo_path, &right)?;
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max_path_length = max(max_path_length, path.chars().count());
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max_path_width = max(max_path_width, path.width());
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let stat = get_diff_stat(path, &left_content, &right_content);
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max_diffs = max(max_diffs, stat.added + stat.removed);
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stats.push(stat);
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@ -797,8 +799,8 @@ pub fn show_diff_stat(
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usize::from(ui.term_width().unwrap_or(80)).saturating_sub(4 + " | ".len() + number_padding);
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// Always give at least a tiny bit of room
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let available_width = max(available_width, 5);
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let max_path_length = max_path_length.clamp(3, (0.7 * available_width as f64) as usize);
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let max_bar_length = available_width.saturating_sub(max_path_length);
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let max_path_width = max_path_width.clamp(3, (0.7 * available_width as f64) as usize);
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let max_bar_length = available_width.saturating_sub(max_path_width);
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let factor = if max_diffs < max_bar_length {
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1.0
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} else {
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@ -809,31 +811,18 @@ pub fn show_diff_stat(
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let mut total_added = 0;
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let mut total_removed = 0;
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let total_files = stats.len();
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for mut stat in stats {
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for stat in &stats {
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total_added += stat.added;
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total_removed += stat.removed;
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let bar_added = (stat.added as f64 * factor).ceil() as usize;
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let bar_removed = (stat.removed as f64 * factor).ceil() as usize;
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// replace start of path with ellipsis if the path is too long
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if stat.path.chars().count() > max_path_length {
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stat.path = if max_path_length <= 3 {
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"...".to_string()
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} else {
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let start_index = stat
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.path
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.char_indices()
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.rev()
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.nth(max_path_length - 4)
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.unwrap()
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.0;
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format!("...{}", &stat.path[start_index..])
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}
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}
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// pad to max_path_length
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let (path, path_width) = text_util::elide_start(&stat.path, "...", max_path_width);
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let path_pad_width = max_path_width - path_width;
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write!(
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formatter,
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"{:<max_path_length$} | {:>number_padding$}{}",
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stat.path,
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"{path}{:path_pad_width$} | {:>number_padding$}{}",
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"", // pad to max_path_width
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stat.added + stat.removed,
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if bar_added + bar_removed > 0 { " " } else { "" },
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)?;
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@ -808,69 +808,69 @@ fn test_diff_stat_long_name_or_stat() {
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insta::assert_snapshot!(get_stat(&test_env, 1, 1), @r###"
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1 | 1 +
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一 | 1 +
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一 | 1 +
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2 files changed, 2 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 1, 10), @r###"
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1 | 10 ++++++++++
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一 | 10 ++++++++++
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一 | 10 ++++++++++
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2 files changed, 20 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 1, 100), @r###"
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1 | 100 +++++++++++++++++
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一 | 100 +++++++++++++++++
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一 | 100 +++++++++++++++++
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2 files changed, 200 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 10, 1), @r###"
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1234567890 | 1 +
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一二三四五六七八九十 | 1 +
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1234567890 | 1 +
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...五六七八九十 | 1 +
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2 files changed, 2 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 10, 10), @r###"
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1234567890 | 10 ++++++++++
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一二三四五六七八九十 | 10 ++++++++++
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1234567890 | 10 +++++++
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...六七八九十 | 10 +++++++
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2 files changed, 20 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 10, 100), @r###"
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1234567890 | 100 ++++++++++
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一二三四五六七八九十 | 100 ++++++++++
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1234567890 | 100 ++++++
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...六七八九十 | 100 ++++++
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2 files changed, 200 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 50, 1), @r###"
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...901234567890 | 1 +
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...九十一二三四五六七八九十 | 1 +
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...五六七八九十 | 1 +
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2 files changed, 2 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 50, 10), @r###"
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...01234567890 | 10 +++++++
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...十一二三四五六七八九十 | 10 +++++++
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...六七八九十 | 10 +++++++
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2 files changed, 20 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 50, 100), @r###"
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...01234567890 | 100 ++++++
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...十一二三四五六七八九十 | 100 ++++++
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...六七八九十 | 100 ++++++
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2 files changed, 200 insertions(+), 0 deletions(-)
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"###);
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// Lengths around where we introduce the ellipsis
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insta::assert_snapshot!(get_stat(&test_env, 13, 100), @r###"
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1234567890123 | 100 ++++++++
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一二三四五六七八九十一二三 | 100 ++++++++
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1234567890123 | 100 ++++++
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...九十一二三 | 100 ++++++
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2 files changed, 200 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 14, 100), @r###"
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12345678901234 | 100 ++++++
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一二三四五六七八九十一二三四 | 100 ++++++
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...十一二三四 | 100 ++++++
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2 files changed, 200 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 15, 100), @r###"
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...56789012345 | 100 ++++++
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...五六七八九十一二三四五 | 100 ++++++
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...一二三四五 | 100 ++++++
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2 files changed, 200 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 16, 100), @r###"
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...67890123456 | 100 ++++++
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...六七八九十一二三四五六 | 100 ++++++
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...二三四五六 | 100 ++++++
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2 files changed, 200 insertions(+), 0 deletions(-)
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"###);
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@ -889,7 +889,12 @@ fn test_diff_stat_long_name_or_stat() {
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 3, 10), @r###"
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123 | 10 ++
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一二三 | 10 ++
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... | 10 ++
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2 files changed, 20 insertions(+), 0 deletions(-)
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"###);
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insta::assert_snapshot!(get_stat(&test_env, 1, 10), @r###"
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1 | 10 ++
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一 | 10 ++
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2 files changed, 20 insertions(+), 0 deletions(-)
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"###);
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}
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