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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 | 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 718x 718x 162x 162x 162x 162x 162x 162x 162x 547x 36x 36x 36x 36x 36x 33x 33x 3x 3x 3x 3x 3x 3x 3x 2x 3x 1x 1x 1x 3x 36x 36x 36x 36x 36x 547x 126x 126x 143x 143x 143x 143x 143x 27x 27x 27x 12x 12x 27x 143x 126x 162x 162x 162x 2x 2x 2x 2x 2x 2x 2x 5x 5x 3x 3x 3x 3x 3x 4x 4x 1x 1x 4x 3x 3x 3x | import { IGNORABLE_RUNTIME_WARNINGS } from '../../constants.js';
import fuzzymatch from '../phases/1-parse/utils/fuzzymatch.js';
import * as w from '../warnings.js';
const regex_svelte_ignore = /^\s*svelte-ignore\s/;
/** @type {Record<string, string>} Map of legacy code -> new code */
const replacements = {
'non-top-level-reactive-declaration': 'reactive_declaration_invalid_placement',
'module-script-reactive-declaration': 'reactive_declaration_module_script',
'empty-block': 'block_empty',
'avoid-is': 'attribute_avoid_is',
'invalid-html-attribute': 'attribute_invalid_property_name',
'a11y-structure': 'a11y_figcaption_parent',
'illegal-attribute-character': 'attribute_illegal_colon',
'invalid-rest-eachblock-binding': 'bind_invalid_each_rest',
'unused-export-let': 'export_let_unused'
};
const codes = w.codes.concat(IGNORABLE_RUNTIME_WARNINGS);
/**
* @param {number} offset
* @param {string} text
* @param {boolean} runes
* @returns {string[]}
*/
export function extract_svelte_ignore(offset, text, runes) {
const match = regex_svelte_ignore.exec(text);
if (!match) return [];
let length = match[0].length;
offset += length;
/** @type {string[]} */
const ignores = [];
if (runes) {
// Warnings have to be separated by commas, everything after is interpreted as prose
for (const match of text.slice(length).matchAll(/([\w$-]+)(,)?/gm)) {
const code = match[1];
if (codes.includes(code)) {
ignores.push(code);
} else {
const replacement = replacements[code] ?? code.replace(/-/g, '_');
// The type cast is for some reason necessary to pass the type check in CI
const start = offset + /** @type {number} */ (match.index);
const end = start + code.length;
if (codes.includes(replacement)) {
w.legacy_code({ start, end }, code, replacement);
} else {
const suggestion = fuzzymatch(code, codes);
w.unknown_code({ start, end }, code, suggestion);
}
}
if (!match[2]) {
break;
}
}
} else {
// Non-runes mode: lax parsing, backwards compat with old codes
for (const match of text.slice(length).matchAll(/[\w$-]+/gm)) {
const code = match[0];
ignores.push(code);
if (!codes.includes(code)) {
const replacement = replacements[code] ?? code.replace(/-/g, '_');
if (codes.includes(replacement)) {
ignores.push(replacement);
}
}
}
}
return ignores;
}
/**
* Replaces legacy svelte-ignore codes with new codes.
* @param {string} text
* @returns {string}
*/
export function migrate_svelte_ignore(text) {
const match = regex_svelte_ignore.exec(text);
if (!match) return text;
const length = match[0].length;
return (
text.substring(0, length) +
text.substring(length).replace(/\w+-\w+(-\w+)*/g, (code, _, idx) => {
let replacement = replacements[code] ?? code.replace(/-/g, '_');
if (/\w+-\w+/.test(text.substring(length + idx + code.length))) {
replacement += ',';
}
return replacement;
})
);
}
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