Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 14248x 14248x 14248x 14248x 56907x 753902x 753902x 753902x 56907x 14248x 14248x 14248x 14248x 14248x 14248x 578519x 578519x 578519x 578519x 578519x 578519x 578519x 402027x 402027x 402027x 402027x 402027x 1070566x 1070566x 668807x 668807x 668807x 668807x 668807x 668807x 668807x 668807x 301239x 301239x 301239x 668807x 668807x 1070566x 367300x 367300x 1070566x 402027x 402027x 402027x 578519x 578519x 578519x 578519x 14248x 14248x 14248x | const overrides = {
visit() {
throw new Error('Cannot call visit() during analysis');
},
stop() {
throw new Error('Cannot call stop() during analysis');
}
};
/**
* @template {{ type: string }} T
* @template U
* @param {...import('zimmerframe').Visitors<T, U>} tasks
* @returns
*/
export function merge(...tasks) {
/** @type {Record<string, any[]>} */
const visitors = {};
for (const task of tasks) {
for (const key in task) {
if (!visitors[key]) visitors[key] = [];
visitors[key].push(task[key]);
}
}
/** @type {import('zimmerframe').Visitors<T, U>} */
// @ts-expect-error
const combined = {};
for (const key in visitors) {
const fns = visitors[key];
/**
* @param {T} node
* @param {import('zimmerframe').Context<T, U>} context
*/
function visitor(node, context) {
/**
* @param {number} i
* @param {U} state
*/
function go(i, state) {
const fn = fns[i];
if (!fn) return context.next(state);
let called_next = false;
fn(node, {
...context,
...overrides,
state,
next(next_state = state) {
called_next = true;
go(i + 1, next_state);
}
});
if (!called_next) {
go(i + 1, state);
}
}
go(0, context.state);
}
// @ts-expect-error
combined[key] = visitor;
}
return combined;
}
|