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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 5942x 5942x 5942x 5942x 5942x 5942x 5942x 5942x 5942x 5942x 5942x 4570x 3783x 3783x 3783x 2873x 2873x 2873x 2873x 2873x 910x 910x 910x 910x 910x 910x 910x 910x 910x 3783x 146x 3783x 706x 758x 58x 58x 58x 58x 58x 58x 58x 58x 58x 58x 910x 910x 910x 4570x 787x 787x 787x 787x 787x 787x 787x 787x 787x 42x 787x 706x 740x 39x 39x 787x 787x 787x 787x 4570x 5942x 5942x 10650x 10650x 10650x 6493x 10650x 4157x 1766x 1766x 1766x 4157x 4157x 4157x 4157x 4157x 4157x 4157x 4157x 92x 92x 4157x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4065x 4157x 4157x 10650x 10649x 5941x 2804x 2804x 2804x 25x 25x 2804x 2804x 2804x 5942x 2x 2x 2x 2x 2x 2x 5762x 5762x 5762x 5762x 5247x 5247x 5247x 5247x 5762x 5762x | /** @import { Expression } from 'estree' */ /** @import { ExpressionTag, SvelteNode, Text } from '#compiler' */ /** @import { ComponentClientTransformState, ComponentContext } from '../../types' */ 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} expression * @param {boolean} is_element * @param {ComponentContext} context */ export function process_children(nodes, expression, is_element, { visit, state }) { const within_bound_contenteditable = state.metadata.bound_contenteditable; /** @typedef {Array<Text | ExpressionTag>} Sequence */ /** @type {Sequence} */ let sequence = []; /** * @param {Sequence} sequence */ function flush_sequence(sequence) { if (sequence.length === 1) { const node = sequence[0]; if (node.type === 'Text') { let prev = expression; expression = () => b.call('$.sibling', prev(true)); state.template.push(node.raw); return; } state.template.push(' '); const text_id = get_node_id(expression(true), state, 'text'); const update = b.stmt( b.call('$.set_text', text_id, /** @type {Expression} */ (visit(node.expression, state))) ); if (node.metadata.expression.has_call && !within_bound_contenteditable) { state.init.push(build_update(update)); } else if (node.metadata.expression.has_state && !within_bound_contenteditable) { state.update.push(update); } else { state.init.push( b.stmt( b.assignment( '=', b.member(text_id, b.id('nodeValue')), /** @type {Expression} */ (visit(node.expression)) ) ) ); } expression = (is_text) => is_text ? b.call('$.sibling', text_id, b.true) : b.call('$.sibling', text_id); } else { const text_id = get_node_id(expression(true), state, 'text'); state.template.push(' '); const { has_state, has_call, value } = build_template_literal(sequence, visit, state); const update = b.stmt(b.call('$.set_text', text_id, value)); if (has_call && !within_bound_contenteditable) { state.init.push(build_update(update)); } else if (has_state && !within_bound_contenteditable) { state.update.push(update); } else { state.init.push(b.stmt(b.assignment('=', b.member(text_id, b.id('nodeValue')), value))); } expression = (is_text) => is_text ? b.call('$.sibling', text_id, b.true) : b.call('$.sibling', text_id); } } for (let i = 0; i < nodes.length; i += 1) { const node = nodes[i]; if (node.type === 'Text' || node.type === 'ExpressionTag') { sequence.push(node); } else { if (sequence.length > 0) { flush_sequence(sequence); sequence = []; } if ( node.type === 'SvelteHead' || node.type === 'TitleElement' || node.type === 'SnippetBlock' ) { // These nodes do not contribute to the sibling/child tree // TODO what about e.g. ConstTag and all the other things that // get hoisted inside clean_nodes? visit(node, state); } else { if (node.type === 'EachBlock' && nodes.length === 1 && is_element) { node.metadata.is_controlled = true; visit(node, state); } else { const id = get_node_id( expression(false), state, node.type === 'RegularElement' ? node.name : 'node' ); expression = (is_text) => is_text ? b.call('$.sibling', id, b.true) : b.call('$.sibling', id); visit(node, { ...state, node: id }); } } } } if (sequence.length > 0) { // if the final item in a fragment is static text, // we need to force `hydrate_node` to advance if (sequence.length === 1 && sequence[0].type === 'Text' && nodes.length > 1) { state.init.push(b.stmt(b.call('$.next'))); } flush_sequence(sequence); } } /** * @param {Expression} expression * @param {ComponentClientTransformState} state * @param {string} name */ function get_node_id(expression, state, name) { let id = expression; if (id.type !== 'Identifier') { id = b.id(state.scope.generate(name)); state.init.push(b.var(id, expression)); } return id; } |