chenx6 / tree-sed

Manpulate ast tree like `sed`.

tree-sed

Manpulate ast tree like sed.

Example

Using sed-like grammer to replace puts argument.

$ cargo run -- 's/(call_expression
  function: (identifier) @the-function
  arguments: (argument_list (_) @tbr)
  (#eq? @the-function "puts"))/"Just Monika"/' ./example/source_code.c

TODO

• Implement more argument to compatible to sed
• Implement more sed script's function
  • s command: & and \1 \2 ..., g option
  • i/a command: insert/append content
  • d command: delete content
  • p command: print content
• Better document

Acknowledgement

• tree-sitter/tree-sitter
• sed, a stream editor