Crate ast_grep_core

This module contains the core library for ast-grep.

It provides APIs for parsing, traversing, searching and replacing tree-sitter nodes. Usually you will only need ast-grep CLI instead of this crate. But if you want to use ast-grep as a library, this is the right place.

Re-exports

pub use language::Language;

pub use matcher::Matcher;

pub use matcher::NodeMatch;

pub use matcher::Pattern;

pub use matcher::PatternError;

pub use source::Doc;

Modules

language

matcher

This module defines the core Matcher trait in ast-grep.

meta_var

ops

replacer

source

This module defines the Doc and Content traits to abstract away source code encoding issues.

tree_sitter

Structs

Node

’r represents root lifetime

Position

Represents a position in the source code. The line and column are zero-based, character offsets. It is different from tree-sitter’s position which is zero-based byte offsets. Note, accessing column is O(n) operation.

Enums

MatchStrictness

Type Aliases

AstGrep