2 files changed, 14 insertions, 30 deletions
diff --git a/script/parser/guide.lua b/script/parser/guide.lua
index 28a275cf..b65d9680 100644
--- a/script/parser/guide.lua
+++ b/script/parser/guide.lua
@@ -759,17 +759,19 @@ function m.positionOf(row, col)
     return row * 10000 + col
 end
 
+function m.positionToOffsetByLines(lines, position)
+    local row, col = m.rowColOf(position)
+    return lines[row] + col - 1
+end
+
 --- 返回全文光标位置
 ---@param state any
 ---@param position integer
 function m.positionToOffset(state, position)
-    local lines = state.lines
-    local row, col = m.rowColOf(position)
-    return lines[row] + col - 1
+    return m.positionToOffsetByLines(state.lines, position)
 end
 
-function m.offsetToPosition(state, offset)
-    local lines = state.lines
+function m.offsetToPositionByLines(lines, offset)
     local left  = 0
     local right = #lines
     local row   = 0
@@ -794,16 +796,8 @@ function m.offsetToPosition(state, offset)
     return m.positionOf(row, col)
 end
 
-function m.lineContent(lines, text, row, ignoreNL)
-    local line = lines[row]
-    if not line then
-        return ''
-    end
-    if ignoreNL then
-        return text:sub(line.start, line.range)
-    else
-        return text:sub(line.start, line.finish)
-    end
+function m.offsetToPosition(state, offset)
+    return m.offsetToPositionByLines(state.lines, offset)
 end
 
 local isSetMap = {
diff --git a/script/parser/lines.lua b/script/parser/lines.lua
index 06023df1..964aabf4 100644
--- a/script/parser/lines.lua
+++ b/script/parser/lines.lua
@@ -5,30 +5,20 @@ local ssub  = string.sub
 return function (text)
     local current = 1
     local lines = {}
-    local i = 1
+    lines[0] = 1
+    local i = 0
     while true do
         local pos = sfind(text,'[\r\n]', current)
         if not pos then
             break
         end
-        local line = {
-            start = current - 1,
-            range = pos - 1,
-        }
-        lines[i] = line
         i = i + 1
         if ssub(text, pos, pos + 1) == '\r\n' then
-            current     = pos + 2
-            line.finish = pos + 1
+            current = pos + 2
         else
-            current     = pos + 1
-            line.finish = pos
+            current = pos + 1
         end
+        lines[i] = current
     end
-    lines[i] = {
-        start  = current - 1,
-        finish = #text,
-        range  = #text,
-    }
     return lines
 end