Refactor selection functions into a module, one function per file

1 files changed, 37 insertions, 0 deletions

diff --git a/rprt-engine/src/selection_functions/function_end.rs b/rprt-engine/src/selection_functions/function_end.rs
new file mode 100644
index 0000000..47cff79
--- /dev/null
+++ b/rprt-engine/src/selection_functions/function_end.rs
@@ -0,0 +1,37 @@
+use crate::selection::Selection;
+use crate::selection_function;
+use crate::selection_functions::types::{get_buffer, SFArguments, SFError, SFResult};
+use crate::state::EditorState;
+
+selection_function! {
+    name: end_sequential,
+    niladic: |es: &EditorState| {
+        let buf = get_buffer(es, es.current_buffer_id)?;
+        Ok(Selection::Position {
+            buffer_id: es.current_buffer_id,
+            pos: buf.max_pos()
+        })
+    },
+    monadic_rank0: |_, buffer_id, pos| {
+        Ok(Selection::Position { buffer_id, pos })
+    },
+    monadic_rank1: |_, buffer_id, interval| {
+        Ok(Selection::Position {
+            buffer_id,
+            pos: interval.end,
+        })
+    }
+}
+
+selection_function! {
+    name: end_structural,
+    niladic: |es: &EditorState| {
+        let buf = get_buffer(es, es.current_buffer_id)?;
+        Ok(Selection::Position {
+            buffer_id: es.current_buffer_id,
+            pos: buf.max_pos(),
+        })
+    },
+    monadic_rank0: |_, buffer_id, pos | Ok(Selection::Position { buffer_id, pos }),
+    monadic_rank1: |_, buffer_id, int | Ok(Selection::Position { buffer_id, pos: int.end })
+}