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fix: memory edit bug

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zhayujie
2026-02-01 17:13:32 +08:00
parent 6f70a8efda
commit 85578a06b7
2 changed files with 18 additions and 8 deletions
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18
agent/tools/read/read.py
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@@ -26,7 +26,7 @@ class Read(BaseTool):
},
"offset": {
"type": "integer",
"description": "Line number to start reading from (1-indexed, optional)"
"description": "Line number to start reading from (1-indexed, optional). Use negative values to read from end (e.g. -20 for last 20 lines)"
},
"limit": {
"type": "integer",
@@ -167,11 +167,17 @@ class Read(BaseTool):
# Apply offset (if specified)
start_line = 0
if offset is not None:
start_line = max(0, offset - 1) # Convert to 0-indexed
if start_line >= total_file_lines:
return ToolResult.fail(
f"Error: Offset {offset} is beyond end of file ({total_file_lines} lines total)"
)
if offset < 0:
# Negative offset: read from end
# -20 means "last 20 lines" → start from (total - 20)
start_line = max(0, total_file_lines + offset)
else:
# Positive offset: read from start (1-indexed)
start_line = max(0, offset - 1) # Convert to 0-indexed
if start_line >= total_file_lines:
return ToolResult.fail(
f"Error: Offset {offset} is beyond end of file ({total_file_lines} lines total)"
)
start_line_display = start_line + 1 # For display (1-indexed)