From d0d2f0ea196e4b1d7d28074cdfa62ebe7300a8cd Mon Sep 17 00:00:00 2001
From: jaywcjlove <398188662@qq.com>
Date: Sat, 2 Jul 2022 12:04:38 +0800
Subject: [PATCH] fix: update onStatistics result `line`.

---
 core/src/utils.ts | 37 +++++++++++++++++++++----------------
 1 file changed, 21 insertions(+), 16 deletions(-)

diff --git a/core/src/utils.ts b/core/src/utils.ts
index 72fb9cd60..f791559d6 100644
--- a/core/src/utils.ts
+++ b/core/src/utils.ts
@@ -1,11 +1,13 @@
-import { EditorSelection, SelectionRange } from '@codemirror/state';
+import { EditorSelection, SelectionRange, Line } from '@codemirror/state';
 import { ViewUpdate } from '@codemirror/view';
 
 export interface Statistics {
-  /** Get the number of lines in the editor. */
-  lineCount: number;
   /** total length of the document */
   length: number;
+  /** Get the number of lines in the editor. */
+  lineCount: number;
+  /** Get the currently line description around the given position. */
+  line: Line;
   /** Get the proper [line-break](https://codemirror.net/docs/ref/#state.EditorState^lineSeparator) string for this state. */
   lineBreak: string;
   /** Returns true when the editor is [configured](https://codemirror.net/6/docs/ref/#state.EditorState^readOnly) to be read-only. */
@@ -29,16 +31,19 @@ export interface Statistics {
   selectedText: boolean;
 }
 
-export const getStatistics = (view: ViewUpdate): Statistics => ({
-  lineCount: view.state.doc.lines,
-  length: view.state.doc.length,
-  lineBreak: view.state.lineBreak,
-  readOnly: view.state.readOnly,
-  tabSize: view.state.tabSize,
-  selection: view.state.selection,
-  selectionAsSingle: view.state.selection.asSingle().main,
-  ranges: view.state.selection.ranges,
-  selectionCode: view.state.sliceDoc(view.state.selection.main.from, view.state.selection.main.to),
-  selections: view.state.selection.ranges.map((r) => view.state.sliceDoc(r.from, r.to)),
-  selectedText: view.state.selection.ranges.some((r) => !r.empty),
-});
+export const getStatistics = (view: ViewUpdate): Statistics => {
+  return {
+    line: view.state.doc.lineAt(view.state.selection.main.from),
+    lineCount: view.state.doc.lines,
+    lineBreak: view.state.lineBreak,
+    length: view.state.doc.length,
+    readOnly: view.state.readOnly,
+    tabSize: view.state.tabSize,
+    selection: view.state.selection,
+    selectionAsSingle: view.state.selection.asSingle().main,
+    ranges: view.state.selection.ranges,
+    selectionCode: view.state.sliceDoc(view.state.selection.main.from, view.state.selection.main.to),
+    selections: view.state.selection.ranges.map((r) => view.state.sliceDoc(r.from, r.to)),
+    selectedText: view.state.selection.ranges.some((r) => !r.empty),
+  };
+};