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 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 5893x 5893x 5893x 5893x 5893x 5893x 5893x 5893x 5893x 5893x 5276x 3627x 3627x 1649x 1649x 1649x 1649x 5276x 5276x 5276x 5276x 5893x 5893x 5893x 5893x 5893x 5893x 5276x 5276x 5276x 5276x 4749x 4749x 4749x 5276x 5276x 5276x 5276x 5276x 5276x 5893x 5893x 5893x 5893x 5893x 4508x 2836x 2836x 2836x 2836x 1672x 1672x 1672x 1672x 1672x 1672x 1672x 1672x 1672x 1672x 1672x 1672x 4508x 239x 4508x 1407x 1433x 26x 26x 4508x 5893x 5893x 10687x 6413x 10687x 4274x 1833x 1833x 1833x 4274x 4274x 4274x 4274x 575x 4274x 95x 3699x 3604x 3604x 3604x 4274x 4274x 4274x 10687x 5892x 5892x 2675x 2675x 5892x 5892x 5892x 5892x 191x 191x 191x 5893x 2x 2x 2x 2x 4274x 4274x 4273x 1275x 4273x 1207x 433x 433x 774x 1207x 173x 173x 601x 1207x 66x 66x 535x 1207x 26x 26x 509x 1207x 2x 2x 1207x 575x 575x 575x | /** @import { Expression } from 'estree' */ /** @import { AST, SvelteNode } from '#compiler' */ /** @import { ComponentContext } from '../../types' */ import { is_event_attribute, is_text_attribute } from '../../../../../utils/ast.js'; import * as b from '../../../../../utils/builders.js'; import { build_template_literal, build_update } from './utils.js'; /** * Processes an array of template nodes, joining sibling text/expression nodes * (e.g. `{a} b {c}`) into a single update function. Along the way it creates * corresponding template node references these updates are applied to. * @param {SvelteNode[]} nodes * @param {(is_text: boolean) => Expression} initial * @param {boolean} is_element * @param {ComponentContext} context */ export function process_children(nodes, initial, is_element, { visit, state }) { const within_bound_contenteditable = state.metadata.bound_contenteditable; let prev = initial; let skipped = 0; /** @typedef {Array<AST.Text | AST.ExpressionTag>} Sequence */ /** @type {Sequence} */ let sequence = []; /** @param {boolean} is_text */ function get_node(is_text) { if (skipped === 0) { return prev(is_text); } return b.call( '$.sibling', prev(false), (is_text || skipped !== 1) && b.literal(skipped), is_text && b.true ); } /** * @param {boolean} is_text * @param {string} name */ function flush_node(is_text, name) { const expression = get_node(is_text); let id = expression; if (id.type !== 'Identifier') { id = b.id(state.scope.generate(name)); state.init.push(b.var(id, expression)); } prev = () => id; skipped = 1; // the next node is `$.sibling(id)` return id; } /** * @param {Sequence} sequence */ function flush_sequence(sequence) { if (sequence.every((node) => node.type === 'Text')) { skipped += 1; state.template.push(sequence.map((node) => node.raw).join('')); return; } state.template.push(' '); const { has_state, has_call, value } = build_template_literal(sequence, visit, state); // if this is a standalone `{expression}`, make sure we handle the case where // no text node was created because the expression was empty during SSR const is_text = sequence.length === 1; const id = flush_node(is_text, 'text'); const update = b.stmt(b.call('$.set_text', id, value)); if (has_call && !within_bound_contenteditable) { state.init.push(build_update(update)); } else if (has_state && !within_bound_contenteditable) { state.update.push(update); } else { state.init.push(b.stmt(b.assignment('=', b.member(id, 'nodeValue'), value))); } } for (const node of nodes) { if (node.type === 'Text' || node.type === 'ExpressionTag') { sequence.push(node); } else { if (sequence.length > 0) { flush_sequence(sequence); sequence = []; } let child_state = state; if (is_static_element(node)) { skipped += 1; } else if (node.type === 'EachBlock' && nodes.length === 1 && is_element) { node.metadata.is_controlled = true; } else { const id = flush_node(false, node.type === 'RegularElement' ? node.name : 'node'); child_state = { ...state, node: id }; } visit(node, child_state); } } if (sequence.length > 0) { flush_sequence(sequence); } // if there are trailing static text nodes/elements, // traverse to the last (n - 1) one when hydrating if (skipped > 1) { skipped -= 1; state.init.push(b.stmt(b.call('$.next', skipped !== 1 && b.literal(skipped)))); } } /** * @param {SvelteNode} node */ function is_static_element(node) { if (node.type !== 'RegularElement') return false; if (node.fragment.metadata.dynamic) return false; for (const attribute of node.attributes) { if (attribute.type !== 'Attribute') { return false; } if (is_event_attribute(attribute)) { return false; } if (attribute.value !== true && !is_text_attribute(attribute)) { return false; } if (node.name === 'option' && attribute.name === 'value') { return false; } if (node.name.includes('-')) { return false; // we're setting all attributes on custom elements through properties } } return true; } |