From ef24de24a82fe681581cc130f342363c47c0969a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 7 Jun 2024 07:48:48 +0200
Subject: Merging upstream version 1.75.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 vendor/tabled/src/settings/duplicate/mod.rs | 150 ++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 vendor/tabled/src/settings/duplicate/mod.rs

(limited to 'vendor/tabled/src/settings/duplicate/mod.rs')

diff --git a/vendor/tabled/src/settings/duplicate/mod.rs b/vendor/tabled/src/settings/duplicate/mod.rs
new file mode 100644
index 000000000..dec967bd6
--- /dev/null
+++ b/vendor/tabled/src/settings/duplicate/mod.rs
@@ -0,0 +1,150 @@
+//! This module contains an [`Dup`] setting the [`Table`].
+//!
+//! # Example
+//!
+//! ```
+//! # use tabled::{Table, settings::{Dup, object::{Columns, Rows}}};
+//! # let data: Vec<&'static str> = Vec::new();
+//! let mut table = Table::new(&data);
+//! table.with(Dup::new(Rows::first(), Columns::first()));
+//! ```
+//!
+//! [`Table`]: crate::Table
+
+use papergrid::config::Position;
+
+use crate::{
+    grid::records::{ExactRecords, PeekableRecords, Records, RecordsMut},
+    settings::{object::Object, TableOption},
+};
+
+/// [`Dup`] duplicates a given set of cells into another set of ones [`Table`].
+///
+/// # Example
+///
+/// ```
+/// use tabled::{Table, settings::{object::Rows, Dup}};
+///
+/// let data = [
+///     ["1", "2", "3"],
+///     ["Some\nMulti\nLine\nText", "and a line", "here"],
+///     ["4", "5", "6"],
+/// ];
+///
+/// let mut table = Table::new(&data);
+/// table.with(Dup::new(Rows::single(1), Rows::single(2)));
+///
+/// assert_eq!(
+///     table.to_string(),
+///     "+-------+------------+------+\n\
+///      | 0     | 1          | 2    |\n\
+///      +-------+------------+------+\n\
+///      | Some  | and a line | here |\n\
+///      | Multi |            |      |\n\
+///      | Line  |            |      |\n\
+///      | Text  |            |      |\n\
+///      +-------+------------+------+\n\
+///      | Some  | and a line | here |\n\
+///      | Multi |            |      |\n\
+///      | Line  |            |      |\n\
+///      | Text  |            |      |\n\
+///      +-------+------------+------+\n\
+///      | 4     | 5          | 6    |\n\
+///      +-------+------------+------+",
+/// )
+/// ```
+///
+/// [`Table`]: crate::Table
+#[derive(Debug, Clone, Copy, Hash, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Dup<Dst, Src> {
+    src: Src,
+    dst: Dst,
+}
+
+impl<Dst, Src> Dup<Dst, Src> {
+    /// New creates a new [`Dup`] modifier.
+    ///
+    /// # Example
+    ///
+    /// ```
+    /// # use tabled::{Table, settings::{Dup, object::{Columns, Rows}}};
+    /// # let data: Vec<&'static str> = Vec::new();
+    /// let mut table = Table::new(&data);
+    /// table.with(Dup::new(Rows::first(), Columns::last()));
+    /// ```
+    pub fn new(dst: Dst, src: Src) -> Self {
+        Self { src, dst }
+    }
+}
+
+impl<Dst, Src, R, D, C> TableOption<R, D, C> for Dup<Dst, Src>
+where
+    Dst: Object<R>,
+    Src: Object<R>,
+    R: Records + ExactRecords + PeekableRecords + RecordsMut<String>,
+{
+    fn change(self, records: &mut R, _: &mut C, _: &mut D) {
+        let input = collect_input(records, self.src);
+        set_cells(records, &input, self.dst);
+    }
+}
+
+fn collect_input<R, O>(records: &mut R, src: O) -> Vec<String>
+where
+    O: Object<R>,
+    R: Records + ExactRecords + PeekableRecords + RecordsMut<String>,
+{
+    let count_rows = records.count_rows();
+    let count_columns = records.count_columns();
+
+    let mut input = Vec::new();
+    for entity in src.cells(records) {
+        for pos in entity.iter(count_rows, count_columns) {
+            if !is_valid_cell(pos, count_rows, count_columns) {
+                continue;
+            }
+
+            let text = records.get_text(pos).to_owned();
+            input.push(text);
+        }
+    }
+
+    input
+}
+
+fn set_cells<R, O>(records: &mut R, src: &[String], dst: O)
+where
+    O: Object<R>,
+    R: Records + ExactRecords + PeekableRecords + RecordsMut<String>,
+{
+    if src.is_empty() {
+        return;
+    }
+
+    let count_rows = records.count_rows();
+    let count_columns = records.count_columns();
+
+    for entity in dst.cells(records) {
+        let mut source = src.iter().cycle();
+        for pos in entity.iter(count_rows, count_columns) {
+            if !is_valid_cell(pos, count_rows, count_columns) {
+                continue;
+            }
+
+            let text = source.next().unwrap().clone();
+            records.set(pos, text);
+        }
+    }
+}
+
+fn is_valid_cell((row, col): Position, count_rows: usize, count_columns: usize) -> bool {
+    if row > count_rows {
+        return false;
+    }
+
+    if col > count_columns {
+        return false;
+    }
+
+    true
+}
-- 
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