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| 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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 1947x 1947x 2x 2x 2x 2x 2x 2x 6033x 9177x 9177x 9177x 8435x 9177x 806x 806x 806x 737x 737x 737x 8x 8x 737x 737x 806x 806x 83x 13x 13x 70x 70x 806x 806x 99x 99x 99x 99x 99x 99x 806x 806x 9177x 6033x | /** @import { BinaryOperator, Expression, Identifier } from 'estree' */
/** @import { ComponentContext, Context } from '../../types' */
import { build_proxy_reassignment, is_state_source, should_proxy_or_freeze } from '../../utils.js';
import * as b from '../../../../../utils/builders.js';
/**
* Turns `foo` into `$.get(foo)`
* @param {Identifier} node
*/
export function get_value(node) {
return b.call('$.get', node);
}
/**
*
* @param {Context | ComponentContext} context
*/
export function add_state_transformers(context) {
for (const [name, binding] of context.state.scope.declarations) {
if (
is_state_source(binding, context.state) ||
binding.kind === 'derived' ||
binding.kind === 'legacy_reactive'
) {
context.state.transform[name] = {
read: get_value,
assign: (node, value) => {
let call = b.call('$.set', node, value);
if (context.state.scope.get(`$${node.name}`)?.kind === 'store_sub') {
call = b.call('$.store_unsub', call, b.literal(`$${node.name}`), b.id('$$stores'));
}
return call;
},
mutate: (node, mutation) => {
if (context.state.analysis.runes) {
return mutation;
}
return b.call('$.mutate', node, mutation);
},
update: (node) => {
return b.call(
node.prefix ? '$.update_pre' : '$.update',
node.argument,
node.operator === '--' && b.literal(-1)
);
}
};
}
}
}
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