packages/babel-traverse/src/context.ts - main - githubmirror/babel

packages/babel-traverse/src/context.ts

25 строк733 B

liuxingbaoyu

fix: Improve type reasoning for visitors containing `|` (#17899)

16 апр 2026, 21:25

16 апр 2026, 21:2539b57b4

import type { ExplodedVisitor, TraverseOptions } from "./types.ts";
import type NodePath from "./path/index.ts";
import type * as t from "@babel/types";

export default class TraversalContext<S = unknown> {
  constructor(opts: TraverseOptions & ExplodedVisitor<S>, state: S) {
    this.state = state;
    this.opts = opts;
  }

  declare state: S;
  declare opts: TraverseOptions & ExplodedVisitor<S>;
  queue: NodePath<t.Node | null>[] | null = null;
  priorityQueue: NodePath<t.Node | null>[] | null = null;

  maybeQueue(path: NodePath<t.Node | null>, notPriority?: boolean) {
    if (this.queue) {
      if (notPriority) {
        this.queue.push(path);
      } else {
        this.priorityQueue!.push(path);
      }
    }
  }
}