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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 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 37314x 37314x 37314x 37314x 37314x 37314x 37314x 37314x 2x 2x 2x 2x 2x 2x 2x 2x 23676x 23676x 23676x 23676x 23676x 23676x 18134x 18134x 23676x 23676x 23676x 2x 2x 2x 2x 2x 2x 2x 782x 782x 782x 782x 782x 782x 2x 2x 2x 2x 2x 2x 2x 2x 24664x 24664x 24664x 24664x 24664x 24664x 1131x 24664x 24664x 24664x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 21393x 123x 21393x 97x 12x 12x 97x 85x 77x 85x 8x 8x 85x 97x 21393x 21393x 21393x 22x 22x 21393x 21393x 21393x 21393x 24664x 24664x 24664x | import { DEV } from 'esm-env';
import {
current_component_context,
current_reaction,
current_dependencies,
current_effect,
current_untracked_writes,
get,
is_runes,
mark_reactions,
schedule_effect,
set_current_untracked_writes,
set_signal_status,
untrack,
increment_version,
execute_effect,
inspect_effects
} from '../runtime.js';
import { equals, safe_equals } from './equality.js';
import { CLEAN, DERIVED, DIRTY, BRANCH_EFFECT } from '../constants.js';
import { UNINITIALIZED } from '../../../constants.js';
import * as e from '../errors.js';
/**
* @template V
* @param {V} v
* @returns {import('#client').Source<V>}
*/
/*#__NO_SIDE_EFFECTS__*/
export function source(v) {
return {
f: 0, // TODO ideally we could skip this altogether, but it causes type errors
v,
reactions: null,
equals,
version: 0
};
}
/**
* @template V
* @param {V} initial_value
* @returns {import('#client').Source<V>}
*/
/*#__NO_SIDE_EFFECTS__*/
export function mutable_source(initial_value) {
const s = source(initial_value);
s.equals = safe_equals;
// bind the signal to the component context, in case we need to
// track updates to trigger beforeUpdate/afterUpdate callbacks
if (current_component_context !== null && current_component_context.l !== null) {
(current_component_context.l.s ??= []).push(s);
}
return s;
}
/**
* @template V
* @param {import('#client').Value<V>} source
* @param {V} value
*/
export function mutate(source, value) {
set(
source,
untrack(() => get(source))
);
return value;
}
/**
* @template V
* @param {import('#client').Source<V>} source
* @param {V} value
* @returns {V}
*/
export function set(source, value) {
var initialized = source.v !== UNINITIALIZED;
if (
initialized &&
current_reaction !== null &&
is_runes() &&
(current_reaction.f & DERIVED) !== 0
) {
e.state_unsafe_mutation();
}
if (!source.equals(value)) {
source.v = value;
source.version = increment_version();
mark_reactions(source, DIRTY, true);
// If the current signal is running for the first time, it won't have any
// reactions as we only allocate and assign the reactions after the signal
// has fully executed. So in the case of ensuring it registers the reaction
// properly for itself, we need to ensure the current effect actually gets
// scheduled. i.e:
//
// $effect(() => x++)
//
// We additionally want to skip this logic when initialising store sources
if (
is_runes() &&
initialized &&
current_effect !== null &&
(current_effect.f & CLEAN) !== 0 &&
(current_effect.f & BRANCH_EFFECT) === 0
) {
if (current_dependencies !== null && current_dependencies.includes(source)) {
set_signal_status(current_effect, DIRTY);
schedule_effect(current_effect);
} else {
if (current_untracked_writes === null) {
set_current_untracked_writes([source]);
} else {
current_untracked_writes.push(source);
}
}
}
if (DEV) {
for (const effect of inspect_effects) {
execute_effect(effect);
}
inspect_effects.clear();
}
}
return value;
}
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