site/node_modules/mathjax-full/ts/input/tex/verb/VerbConfiguration.ts

71 lines
2.2 KiB
TypeScript
Raw Permalink Normal View History

2024-10-14 06:09:33 +00:00
/*************************************************************
*
* Copyright (c) 2018-2022 The MathJax Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @fileoverview Configuration file for the verb package.
*
* @author v.sorge@mathjax.org (Volker Sorge)
*/
import {Configuration} from '../Configuration.js';
import {TexConstant} from '../TexConstants.js';
import TexParser from '../TexParser.js';
import {CommandMap} from '../SymbolMap.js';
import {ParseMethod} from '../Types.js';
import TexError from '../TexError.js';
// Namespace
export let VerbMethods: Record<string, ParseMethod> = {};
/**
* Implements the verbatim notation \verb|...|.
* @param {TexParser} parser The current tex parser.
* @param {string} name The name of the calling macro.
*/
VerbMethods.Verb = function(parser: TexParser, name: string) {
const c = parser.GetNext();
const start = ++parser.i;
if (c === '' ) {
throw new TexError('MissingArgFor', 'Missing argument for %1', name);
}
while (parser.i < parser.string.length &&
parser.string.charAt(parser.i) !== c) {
parser.i++;
}
if (parser.i === parser.string.length) {
throw new TexError('NoClosingDelim',
'Can\'t find closing delimiter for %1',
parser.currentCS);
}
const text = parser.string.slice(start, parser.i).replace(/ /g, '\u00A0');
parser.i++;
parser.Push(parser.create('token', 'mtext',
{mathvariant: TexConstant.Variant.MONOSPACE},
text));
};
new CommandMap('verb', {verb: 'Verb'}, VerbMethods);
export const VerbConfiguration = Configuration.create(
'verb', {handler: {macro: ['verb']}}
);