more passing tests

1 files changed, 40 insertions, 0 deletions

diff --git a/src/row.rs b/src/row.rs
new file mode 100644
index 0000000..f9c4e77
--- /dev/null
+++ b/src/row.rs
@@ -0,0 +1,40 @@
+#[derive(Clone)]
+pub struct Row {
+    cells: Vec<crate::cell::Cell>,
+    wrapped: bool,
+}
+
+impl Row {
+    pub fn new(cols: u16) -> Self {
+        Self {
+            cells: vec![crate::cell::Cell::default(); cols as usize],
+            wrapped: false,
+        }
+    }
+
+    pub fn get(&self, col: u16) -> Option<&crate::cell::Cell> {
+        self.cells.get(col as usize)
+    }
+
+    pub fn get_mut(&mut self, col: u16) -> Option<&mut crate::cell::Cell> {
+        self.cells.get_mut(col as usize)
+    }
+
+    pub fn contents(&self, col_start: u16, col_end: u16) -> String {
+        // XXX very inefficient
+        let mut max_col = 0;
+        for (col, cell) in self.cells.iter().enumerate() {
+            if cell.has_contents() {
+                max_col = col;
+            }
+        }
+        let mut contents = String::new();
+        for col in col_start..=(col_end.min(max_col as u16)) {
+            contents += self.cells[col as usize].contents();
+        }
+        if !self.wrapped {
+            contents += "\n";
+        }
+        contents
+    }
+}