Add modify_file tool
Removed file_insert_lines, file_replace_lines
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parent
c68084f8a5
commit
4ef841e945
@ -1,133 +0,0 @@
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package toolbox
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import (
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"fmt"
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"os"
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"strings"
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toolutil "git.mlow.ca/mlow/lmcli/pkg/agents/toolbox/util"
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"git.mlow.ca/mlow/lmcli/pkg/api"
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)
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const FILE_REPLACE_LINES_DESCRIPTION = `Replace or remove a range of lines within a file, must specify path.
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Useful for re-writing snippets/blocks of code or entire functions.
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Plan your edits carefully and ensure any new content matches the flow and indentation of surrounding text.`
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var FileReplaceLinesTool = api.ToolSpec{
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Name: "file_replace_lines",
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Description: FILE_REPLACE_LINES_DESCRIPTION,
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Parameters: []api.ToolParameter{
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{
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Name: "path",
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Type: "string",
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Description: "Path of the file to be modified, relative to the current working directory.",
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Required: true,
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},
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{
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Name: "start_line",
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Type: "integer",
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Description: `Line number which specifies the start of the replacement range (inclusive).`,
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Required: true,
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},
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{
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Name: "end_line",
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Type: "integer",
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Description: `Line number which specifies the end of the replacement range (inclusive). If unset, range extends to end of file.`,
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},
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{
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Name: "content",
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Type: "string",
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Description: `Content to replace specified range. Omit to remove the specified range.`,
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},
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},
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Impl: func(tool *api.ToolSpec, args map[string]interface{}) (string, error) {
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tmp, ok := args["path"]
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if !ok {
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return "", fmt.Errorf("path parameter to write_file was not included.")
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}
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path, ok := tmp.(string)
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if !ok {
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return "", fmt.Errorf("Invalid path in function arguments: %v", tmp)
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}
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var start_line int
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tmp, ok = args["start_line"]
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if ok {
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tmp, ok := tmp.(float64)
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if !ok {
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return "", fmt.Errorf("Invalid start_line in function arguments: %v", tmp)
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}
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start_line = int(tmp)
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}
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var end_line int
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tmp, ok = args["end_line"]
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if ok {
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tmp, ok := tmp.(float64)
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if !ok {
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return "", fmt.Errorf("Invalid end_line in function arguments: %v", tmp)
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}
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end_line = int(tmp)
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}
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var content string
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tmp, ok = args["content"]
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if ok {
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content, ok = tmp.(string)
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if !ok {
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return "", fmt.Errorf("Invalid content in function arguments: %v", tmp)
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}
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}
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result := fileReplaceLines(path, start_line, end_line, content)
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ret, err := result.ToJson()
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if err != nil {
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return "", fmt.Errorf("Could not serialize result: %v", err)
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}
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return ret, nil
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},
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}
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func fileReplaceLines(path string, startLine int, endLine int, content string) api.CallResult {
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ok, reason := toolutil.IsPathWithinCWD(path)
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if !ok {
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return api.CallResult{Message: reason}
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}
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// Read the existing file's content
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data, err := os.ReadFile(path)
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if err != nil {
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if !os.IsNotExist(err) {
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return api.CallResult{Message: fmt.Sprintf("Could not read path: %s", err.Error())}
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}
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_, err = os.Create(path)
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if err != nil {
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return api.CallResult{Message: fmt.Sprintf("Could not create new file: %s", err.Error())}
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}
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data = []byte{}
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}
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if startLine < 1 {
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return api.CallResult{Message: "start_line cannot be less than 1"}
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}
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lines := strings.Split(string(data), "\n")
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contentLines := strings.Split(strings.Trim(content, "\n"), "\n")
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if endLine == 0 || endLine > len(lines) {
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endLine = len(lines)
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}
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before := lines[:startLine-1]
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after := lines[endLine:]
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lines = append(before, append(contentLines, after...)...)
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newContent := strings.Join(lines, "\n")
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// Join the lines and write back to the file
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err = os.WriteFile(path, []byte(newContent), 0644)
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if err != nil {
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return api.CallResult{Message: fmt.Sprintf("Could not write to path: %s", err.Error())}
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}
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return api.CallResult{Result: newContent}
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}
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178
pkg/agents/toolbox/modify_file.go
Normal file
178
pkg/agents/toolbox/modify_file.go
Normal file
@ -0,0 +1,178 @@
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package toolbox
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import (
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"fmt"
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"os"
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"strings"
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"git.mlow.ca/mlow/lmcli/pkg/agents/toolbox/util"
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toolutil "git.mlow.ca/mlow/lmcli/pkg/agents/toolbox/util"
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"git.mlow.ca/mlow/lmcli/pkg/api"
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)
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var MODIFY_FILE_DESCRIPTION = []string{
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"Modify a file. If the file does not exist, it will be created.",
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"",
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"Content can be either inserted, replaced, or removed through a combination of the start, stop, and content parameters.",
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"Use the start and stop line numbers to limit the range of modification to the file.",
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"If both `start` and `stop` are left unset (or set to 0), the entire file's contents will be updated.",
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"If `start` is set to n and `stop` to n+1, content will be inserted at line n (the content that was at line n will be shifted below the newly inserted content).",
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"If only `start` is set, content from the given line and onwards will be updated.",
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"If only `stop` is set, content up to but not including the given line will be updated.",
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"",
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"Examples:",
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"1. Append to a file:",
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" {\"path\": \"example.txt\", \"start\": <last_line_number + 1>, \"content\": \"New content to append\"}",
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"",
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"2. Insert at a specific line:",
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" {\"path\": \"example.txt\", \"start\": 5, \"stop\": 5, \"content\": \"New line inserted above the previous line 5\"}",
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"",
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"3. Replace a range of lines:",
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" {\"path\": \"example.txt\", \"start\": 3, \"stop\": 7, \"content\": \"New content replacing lines 3-7\"}",
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"",
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"4. Remove a range of lines:",
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" {\"path\": \"example.txt\", \"start\": 2, \"stop\": 5}",
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"",
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"5. Replace entire file contents:",
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" {\"path\": \"example.txt\", \"content\": \"New file contents\"}",
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"",
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"6. Update from a specific line to the end of the file:",
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" {\"path\": \"example.txt\", \"start\": 10, \"content\": \"New content from line 10 onwards\"}",
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"",
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"7. Update from the beginning of the file to a specific line:",
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" {\"path\": \"example.txt\", \"stop\": 6, \"content\": \"New content for first 5 lines\"}",
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"",
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"Note: Always use specific line numbers based on the current file content. Avoid using arbitrarily large numbers for start or stop.",
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}
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var ModifyFile = api.ToolSpec{
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Name: "modify_file",
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Description: strings.Join(MODIFY_FILE_DESCRIPTION, "\n"),
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Parameters: []api.ToolParameter{
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{
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Name: "path",
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Type: "string",
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Description: "Path of the file to be modified, relative to the current working directory.",
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Required: true,
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},
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{
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Name: "start",
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Type: "integer",
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Description: `Start line of the range to modify (inclusive). If omitted, the beginning of the file is implied.`,
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},
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{
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Name: "stop",
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Type: "integer",
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Description: `End line of the range to modify (inclusive). If omitted, the end of the file is implied.`,
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},
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{
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Name: "content",
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Type: "string",
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Description: "Content to insert/replace at the range defined by `start` and `stop`. If omitted, the range is removed.",
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},
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},
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Impl: func(tool *api.ToolSpec, args map[string]interface{}) (string, error) {
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tmp, ok := args["path"]
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if !ok {
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return "", fmt.Errorf("path parameter to modify_file was not included.")
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}
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path, ok := tmp.(string)
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if !ok {
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return "", fmt.Errorf("Invalid path in function arguments: %v", tmp)
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}
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var start int
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tmp, ok = args["start"]
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if ok {
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tmp, ok := tmp.(float64)
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if !ok {
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return "", fmt.Errorf("Invalid start in function arguments: %v", tmp)
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}
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start = int(tmp)
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}
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var stop int
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tmp, ok = args["stop"]
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if ok {
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tmp, ok := tmp.(float64)
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if !ok {
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return "", fmt.Errorf("Invalid stop in function arguments: %v", tmp)
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}
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stop = int(tmp)
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}
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var content string
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tmp, ok = args["content"]
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if ok {
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content, ok = tmp.(string)
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if !ok {
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return "", fmt.Errorf("Invalid content in function arguments: %v", tmp)
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}
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}
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result := fileModifyContents(path, start, stop, content)
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ret, err := result.ToJson()
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if err != nil {
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return "", fmt.Errorf("Could not serialize result: %v", err)
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}
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return ret, nil
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},
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}
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func fileModifyContents(path string, startLine int, stopLine int, content string) api.CallResult {
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ok, reason := toolutil.IsPathWithinCWD(path)
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if !ok {
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return api.CallResult{Message: reason}
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}
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// Read the existing file's content
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data, err := os.ReadFile(path)
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if err != nil {
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if !os.IsNotExist(err) {
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return api.CallResult{Message: fmt.Sprintf("Could not read path: %s", err.Error())}
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}
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_, err = os.Create(path)
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if err != nil {
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return api.CallResult{Message: fmt.Sprintf("Could not create new file: %s", err.Error())}
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}
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data = []byte{}
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}
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lines := strings.Split(string(data), "\n")
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contentLines := strings.Split(strings.TrimSuffix(content, "\n"), "\n")
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// If both start and stop are unset, update the entire file
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if startLine == 0 && stopLine == 0 {
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lines = contentLines
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} else {
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if startLine < 1 {
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startLine = 1
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}
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if stopLine == 0 || stopLine > len(lines) {
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stopLine = len(lines)
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}
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before := lines[:startLine-1]
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after := lines[stopLine:]
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// Handle insertion case
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if startLine == stopLine {
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lines = append(before, append(contentLines, lines[startLine-1:]...)...)
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} else {
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// If content is omitted, remove the specified range
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if content == "" {
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lines = append(before, after...)
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} else {
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lines = append(before, append(contentLines, after...)...)
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}
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}
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}
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newContent := strings.Join(lines, "\n")
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// Write back to the file
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err = os.WriteFile(path, []byte(newContent), 0644)
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if err != nil {
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return api.CallResult{Message: fmt.Sprintf("Could not write to path: %s", err.Error())}
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}
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return api.CallResult{Result: util.AddLineNumbers(newContent)}
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}
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@ -3,7 +3,6 @@ package toolbox
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import (
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"fmt"
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"os"
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"strings"
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toolutil "git.mlow.ca/mlow/lmcli/pkg/agents/toolbox/util"
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"git.mlow.ca/mlow/lmcli/pkg/api"
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@ -60,14 +59,7 @@ func readFile(path string) api.CallResult {
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if err != nil {
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return api.CallResult{Message: fmt.Sprintf("Could not read path: %s", err.Error())}
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}
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lines := strings.Split(string(data), "\n")
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content := strings.Builder{}
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for i, line := range lines {
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content.WriteString(fmt.Sprintf("%d\t%s\n", i+1, line))
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}
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return api.CallResult{
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Result: content.String(),
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Result: toolutil.AddLineNumbers(string(data)),
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}
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}
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@ -65,3 +65,14 @@ func IsPathWithinCWD(path string) (bool, string) {
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}
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return true, ""
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}
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// AddLineNumbers takes a string of content and returns a new string with line
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// numbers prefixed
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func AddLineNumbers(content string) string {
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lines := strings.Split(strings.TrimSuffix(content, "\n"), "\n")
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result := strings.Builder{}
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for i, line := range lines {
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result.WriteString(fmt.Sprintf("%d\t%s\n", i+1, line))
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}
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return result.String()
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}
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@ -11,9 +11,8 @@ var AvailableTools map[string]api.ToolSpec = map[string]api.ToolSpec{
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"dir_tree": toolbox.DirTreeTool,
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"read_dir": toolbox.ReadDirTool,
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"read_file": toolbox.ReadFileTool,
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"modify_file": toolbox.ModifyFile,
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"write_file": toolbox.WriteFileTool,
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"file_insert_lines": toolbox.FileInsertLinesTool,
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"file_replace_lines": toolbox.FileReplaceLinesTool,
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}
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func ExecuteToolCalls(calls []api.ToolCall, available []api.ToolSpec) ([]api.ToolResult, error) {
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