112 lines
4.3 KiB
JavaScript
112 lines
4.3 KiB
JavaScript
"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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var __exportStar = (this && this.__exportStar) || function(m, exports) {
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for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.supportsLanguage = exports.listLanguages = exports.highlight = void 0;
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var hljs = __importStar(require("highlight.js"));
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var parse5 = __importStar(require("parse5"));
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var parse5_htmlparser2_tree_adapter_1 = __importDefault(require("parse5-htmlparser2-tree-adapter"));
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var theme_1 = require("./theme");
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function colorizeNode(node, theme, context) {
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if (theme === void 0) { theme = {}; }
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switch (node.type) {
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case 'text': {
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var text = node.data;
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if (context === undefined) {
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return (theme.default || theme_1.DEFAULT_THEME.default || theme_1.plain)(text);
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}
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return text;
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}
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case 'tag': {
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var hljsClass = /hljs-(\w+)/.exec(node.attribs.class);
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if (hljsClass) {
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var token_1 = hljsClass[1];
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var nodeData = node.childNodes
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.map(function (node) { return colorizeNode(node, theme, token_1); })
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.join('');
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return (theme[token_1] || theme_1.DEFAULT_THEME[token_1] || theme_1.plain)(nodeData);
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}
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// Return the data itself when the class name isn't prefixed with a highlight.js token prefix.
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// This is common in instances of sublanguages (JSX, Markdown Code Blocks, etc.)
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return node.childNodes.map(function (node) { return colorizeNode(node, theme); }).join('');
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}
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}
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throw new Error('Invalid node type ' + node.type);
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}
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function colorize(code, theme) {
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if (theme === void 0) { theme = {}; }
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var fragment = parse5.parseFragment(code, {
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treeAdapter: parse5_htmlparser2_tree_adapter_1.default,
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});
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return fragment.childNodes.map(function (node) { return colorizeNode(node, theme); }).join('');
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}
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/**
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* Apply syntax highlighting to `code` with ASCII color codes. The language is automatically
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* detected if not set.
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*
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* ```ts
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* import {highlight} from 'cli-highlight';
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* import * as fs from 'fs';
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*
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* fs.readFile('package.json', 'utf8', (err: any, json: string) => {
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* console.log('package.json:');
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* console.log(highlight(json));
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* });
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* ```
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*
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* @param code The code to highlight
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* @param options Optional options
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*/
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function highlight(code, options) {
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if (options === void 0) { options = {}; }
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var html;
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if (options.language) {
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html = hljs.highlight(code, { language: options.language, ignoreIllegals: options.ignoreIllegals }).value;
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}
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else {
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html = hljs.highlightAuto(code, options.languageSubset).value;
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}
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return colorize(html, options.theme);
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}
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exports.highlight = highlight;
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/**
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* Returns all supported languages
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*/
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function listLanguages() {
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return hljs.listLanguages();
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}
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exports.listLanguages = listLanguages;
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/**
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* Returns true if the language is supported
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* @param name A language name, alias or file extension
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*/
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function supportsLanguage(name) {
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return !!hljs.getLanguage(name);
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}
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exports.supportsLanguage = supportsLanguage;
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exports.default = highlight;
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__exportStar(require("./theme"), exports);
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//# sourceMappingURL=index.js.map
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