markuplint-angular-parser/lib/attr-tokenizer.js

Angular parser for markuplint.

import { v4 as uuid } from 'uuid';
import { tokenizer } from './tokenizer.js';
const reAttrsInStartTag = /(\s*)([^\u0000-\u001F\u007F-\u009F "'>/=]+)(?:(\s*)(=)(\s*)(?:"([^"]*)"|'([^']*)'|(\S*)))?/;
export default function attrTokenizer(raw, line, col, startOffset, isDynamicValue) {
    const attrMatched = reAttrsInStartTag.exec(raw);
    if (!attrMatched) {
        throw new SyntaxError('Illegal attribute token');
    }
    const spacesBeforeAttrString = attrMatched[1] ?? '';
    const nameChars = attrMatched[2] ?? '';
    const spacesBeforeEqualChars = attrMatched[3] ?? '';
    const equalChars = attrMatched[4] ?? null;
    const spacesAfterEqualChars = attrMatched[5] ?? '';
    const quoteChars = attrMatched[6] == null && attrMatched[7] == null ? null : '"';
    const valueChars = attrMatched[6] ??
        attrMatched[7] ??
        attrMatched[8] ??
        (quoteChars ? '' : null);
    let offset = startOffset;
    const spacesBeforeName = tokenizer(spacesBeforeAttrString, line, col, offset);
    line = spacesBeforeName.endLine;
    col = spacesBeforeName.endCol;
    offset = spacesBeforeName.endOffset;
    const name = tokenizer(nameChars, line, col, offset);
    line = name.endLine;
    col = name.endCol;
    offset = name.endOffset;
    const spacesBeforeEqual = tokenizer(spacesBeforeEqualChars, line, col, offset);
    line = spacesBeforeEqual.endLine;
    col = spacesBeforeEqual.endCol;
    offset = spacesBeforeEqual.endOffset;
    const equal = tokenizer(equalChars, line, col, offset);
    line = equal.endLine;
    col = equal.endCol;
    offset = equal.endOffset;
    const spacesAfterEqual = tokenizer(spacesAfterEqualChars, line, col, offset);
    line = spacesAfterEqual.endLine;
    col = spacesAfterEqual.endCol;
    offset = spacesAfterEqual.endOffset;
    const startQuote = tokenizer(quoteChars, line, col, offset);
    line = startQuote.endLine;
    col = startQuote.endCol;
    offset = startQuote.endOffset;
    const value = tokenizer(valueChars, line, col, offset);
    line = value.endLine;
    col = value.endCol;
    offset = value.endOffset;
    const endQuote = tokenizer(quoteChars, line, col, offset);
    const attrToken = tokenizer(nameChars +
        spacesBeforeEqualChars +
        (equalChars ?? '') +
        spacesAfterEqualChars +
        (quoteChars ?? '') +
        (valueChars ?? '') +
        (quoteChars ?? ''), name.startLine, name.startCol, name.startOffset);
    return {
        type: 'attr',
        uuid: uuid(),
        raw: attrToken.raw,
        startOffset: attrToken.startOffset,
        endOffset: attrToken.endOffset,
        startLine: attrToken.startLine,
        endLine: attrToken.endLine,
        startCol: attrToken.startCol,
        endCol: attrToken.endCol,
        spacesBeforeName,
        name,
        spacesBeforeEqual,
        equal,
        spacesAfterEqual,
        startQuote,
        value,
        endQuote,
        isDuplicatable: false,
        nodeName: name.raw,
        isDynamicValue,
    };
}
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