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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,11 @@ | ||
| node_modules/ | ||
| coverage/ | ||
| node_modules/ | ||
| packages/rehype/*.d.ts | ||
| packages/rehype-cli/*.d.ts | ||
| packages/rehype-parse/lib/*.d.ts | ||
| packages/rehype-stringify/lib/*.d.ts | ||
| script/*.d.ts | ||
| test/*.d.ts | ||
| .DS_Store | ||
| *.log | ||
| yarn.lock |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| { | ||
| "extends": "../../tsconfig.json", | ||
| "include": ["*.js"] | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| // This wrapper exists because JS in TS can’t export a `@type` of a function. | ||
| import type {Options, ErrorCode, ErrorSeverity} from './lib/index.js' | ||
| import type {Root} from 'hast' | ||
| import type {Plugin} from 'unified' | ||
| const rehypeParse: Plugin<[Options] | [], Root, string> | ||
| export default rehypeParse | ||
| export type {Options, ErrorCode, ErrorSeverity} |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,91 +1,2 @@ | ||
| import Parser5 from 'parse5/lib/parser/index.js' | ||
| import {fromParse5} from 'hast-util-from-parse5' | ||
| import {errors} from './errors.js' | ||
|
|
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| const base = 'https://html.spec.whatwg.org/multipage/parsing.html#parse-error-' | ||
|
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| const fatalities = {2: true, 1: false, 0: null} | ||
|
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| export default function rehypeParse(options) { | ||
| const settings = Object.assign({}, options, this.data('settings')) | ||
| let position = settings.position | ||
|
|
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| position = typeof position === 'boolean' ? position : true | ||
|
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| this.Parser = parser | ||
|
|
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| function parser(doc, file) { | ||
| const fn = settings.fragment ? 'parseFragment' : 'parse' | ||
| const onParseError = settings.emitParseErrors ? onerror : null | ||
| const parse5 = new Parser5({ | ||
| sourceCodeLocationInfo: position, | ||
| onParseError, | ||
| scriptingEnabled: false | ||
| }) | ||
|
|
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| return fromParse5(parse5[fn](doc), { | ||
| space: settings.space, | ||
| file, | ||
| verbose: settings.verbose | ||
| }) | ||
|
|
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| function onerror(error) { | ||
| const code = error.code | ||
| const name = camelcase(code) | ||
| const setting = settings[name] | ||
| const config = setting === undefined || setting === null ? true : setting | ||
| const level = typeof config === 'number' ? config : config ? 1 : 0 | ||
| const start = { | ||
| line: error.startLine, | ||
| column: error.startCol, | ||
| offset: error.startOffset | ||
| } | ||
| const end = { | ||
| line: error.endLine, | ||
| column: error.endCol, | ||
| offset: error.endOffset | ||
| } | ||
| let info | ||
| let message | ||
|
|
||
| if (level) { | ||
| /* c8 ignore next */ | ||
| info = errors[name] || {reason: '', description: ''} | ||
|
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| message = file.message(format(info.reason), {start, end}) | ||
| message.source = 'parse-error' | ||
| message.ruleId = code | ||
| message.fatal = fatalities[level] | ||
| message.note = format(info.description) | ||
| message.url = info.url === false ? null : base + code | ||
| } | ||
|
|
||
| function format(value) { | ||
| return value.replace(/%c(?:-(\d+))?/g, char).replace(/%x/g, encodedChar) | ||
| } | ||
|
|
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| function char($0, $1) { | ||
| const offset = $1 ? -Number.parseInt($1, 10) : 0 | ||
| const char = doc.charAt(error.startOffset + offset) | ||
| return char === '`' ? '` ` `' : char | ||
| } | ||
|
|
||
| function encodedChar() { | ||
| const char = doc | ||
| .charCodeAt(error.startOffset) | ||
| .toString(16) | ||
| .toUpperCase() | ||
|
|
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| return '0x' + char | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
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| function camelcase(value) { | ||
| return value.replace(/-[a-z]/g, replacer) | ||
| } | ||
|
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| function replacer($0) { | ||
| return $0.charAt(1).toUpperCase() | ||
| } | ||
| import rehypeParse from './lib/index.js' | ||
| export default rehypeParse |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| /** | ||
| * @typedef {import('hast').Root} Root | ||
| * @typedef {Pick<import('hast-util-from-parse5').Options, 'space' | 'verbose'>} FromParse5Options | ||
| * | ||
| * @typedef {keyof errors} ErrorCode | ||
| * @typedef {0|1|2|boolean|null|undefined} ErrorSeverity | ||
| * @typedef {Partial<Record<ErrorCode, ErrorSeverity>>} ErrorFields | ||
| * | ||
| * @typedef ParseFields | ||
| * @property {boolean|undefined} [position=true] | ||
| * @property {boolean|undefined} [fragment=false] | ||
| * Specify whether to parse a fragment, instead of a complete document. | ||
| * In document mode, unopened `html`, `head`, and `body` elements are opened | ||
| * in just the right places. | ||
| * @property {boolean|undefined} [emitParseErrors=false] | ||
| * > ⚠️ Parse errors are currently being added to HTML. | ||
| * > Not all errors emitted by parse5 (or rehype-parse) are specced yet. | ||
| * > Some documentation may still be missing. | ||
| * | ||
| * Emit parse errors while parsing on the vfile. | ||
| * Setting this to `true` starts emitting HTML parse errors. | ||
| * | ||
| * Specific rules can be turned off by setting them to `false` (or `0`). | ||
| * The default, when `emitParseErrors: true`, is `true` (or `1`), and means | ||
| * that rules emit as warnings. | ||
| * Rules can also be configured with `2`, to turn them into fatal errors. | ||
| * | ||
| * @typedef {FromParse5Options & ParseFields & ErrorFields} Options | ||
| */ | ||
|
|
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| // @ts-expect-error: remove when typed | ||
| import Parser5 from 'parse5/lib/parser/index.js' | ||
| import {fromParse5} from 'hast-util-from-parse5' | ||
| import {errors} from './errors.js' | ||
|
|
||
| const base = 'https://html.spec.whatwg.org/multipage/parsing.html#parse-error-' | ||
|
|
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| const fatalities = {2: true, 1: false, 0: null} | ||
|
|
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| /** @type {import('unified').Plugin<[Options?] | void[], string, Root>} */ | ||
| export default function rehypeParse(options) { | ||
| const processorSettings = /** @type {Options} */ (this.data('settings')) | ||
| const settings = Object.assign({}, options, processorSettings) | ||
| const position = | ||
| typeof settings.position === 'boolean' ? settings.position : true | ||
|
|
||
| Object.assign(this, {Parser: parser}) | ||
|
|
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| /** @type {import('unified').ParserFunction<Root>} */ | ||
| function parser(doc, file) { | ||
| const fn = settings.fragment ? 'parseFragment' : 'parse' | ||
| const onParseError = settings.emitParseErrors ? onerror : null | ||
| const parse5 = new Parser5({ | ||
| sourceCodeLocationInfo: position, | ||
| onParseError, | ||
| scriptingEnabled: false | ||
| }) | ||
|
|
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| // @ts-expect-error: `parse5` returns document or fragment, which are always | ||
| // mapped to roots. | ||
| return fromParse5(parse5[fn](doc), { | ||
| space: settings.space, | ||
| file, | ||
| verbose: settings.verbose | ||
| }) | ||
|
|
||
| /** | ||
| * @param {{code: string, startLine: number, startCol: number, startOffset: number, endLine: number, endCol: number, endOffset: number}} error | ||
| */ | ||
| function onerror(error) { | ||
| const code = error.code | ||
| const name = camelcase(code) | ||
| const setting = settings[name] | ||
| const config = setting === undefined || setting === null ? true : setting | ||
| const level = typeof config === 'number' ? config : config ? 1 : 0 | ||
| const start = { | ||
| line: error.startLine, | ||
| column: error.startCol, | ||
| offset: error.startOffset | ||
| } | ||
| const end = { | ||
| line: error.endLine, | ||
| column: error.endCol, | ||
| offset: error.endOffset | ||
| } | ||
| if (level) { | ||
| /* c8 ignore next */ | ||
| const info = errors[name] || {reason: '', description: '', url: ''} | ||
| const message = file.message(format(info.reason), {start, end}) | ||
| message.source = 'parse-error' | ||
| message.ruleId = code | ||
| message.fatal = fatalities[level] | ||
| message.note = format(info.description) | ||
| message.url = 'url' in info && info.url === false ? null : base + code | ||
| } | ||
|
|
||
| /** | ||
| * @param {string} value | ||
| * @returns {string} | ||
| */ | ||
| function format(value) { | ||
| return value | ||
| .replace(/%c(?:-(\d+))?/g, (_, /** @type {string} */ $1) => { | ||
| const offset = $1 ? -Number.parseInt($1, 10) : 0 | ||
| const char = doc.charAt(error.startOffset + offset) | ||
| return char === '`' ? '` ` `' : char | ||
| }) | ||
| .replace( | ||
| /%x/g, | ||
| () => | ||
| '0x' + | ||
| doc.charCodeAt(error.startOffset).toString(16).toUpperCase() | ||
| ) | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * @param {string} value | ||
| * @returns {ErrorCode} | ||
| */ | ||
| function camelcase(value) { | ||
| // @ts-expect-error: this returns a valid error code. | ||
| return value.replace(/-[a-z]/g, ($0) => $0.charAt(1).toUpperCase()) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| { | ||
| "extends": "../../tsconfig.json", | ||
| "include": ["lib/**/*.js"] | ||
| } |
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