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Paul Gauthier 2023-05-21 14:12:42 -07:00
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@ -8,7 +8,7 @@ in its context window.
And many And many
common types of code changes will need knowledge and context from common types of code changes will need knowledge and context from
multiple files strewn about the repo. multiple files strewn about the repo.
A new feature of `aider` uses `ctags` to give GPT a A new experimental feature of `aider` uses `ctags` to give GPT a
**repo map**, so that it can better understand and navigate larger repos. **repo map**, so that it can better understand and navigate larger repos.
## The problem: code context ## The problem: code context
@ -76,8 +76,9 @@ to the chat.
## Using ctags to make the map ## Using ctags to make the map
Under the hood, `aider` uses [universal Under the hood, `aider` uses
ctags](https://github.com/universal-ctags/ctags) to build the [universal ctags](https://github.com/universal-ctags/ctags)
to build the
map. Universal ctags can scan source code in a large variety of map. Universal ctags can scan source code in a large variety of
languages, and extract data about all the symbols defined in each languages, and extract data about all the symbols defined in each
file. file.
@ -106,3 +107,11 @@ The map is built using the `name`, `path`, `scope`, `kind` and
`signature` data from `ctags`. The map is formatted is a sorted, `signature` data from `ctags`. The map is formatted is a sorted,
hierarchical tree to efficiently convey the data to GPT-4 using a hierarchical tree to efficiently convey the data to GPT-4 using a
minimal number of tokens. minimal number of tokens.
## Trying it out
To use the repo map feature with `aider`:
- Install [universal ctags](https://github.com/universal-ctags/ctags).
- Run `aider` with the `--ctags` option.