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| 1 | +/** |
| 2 | + * The MIT License (MIT) |
| 3 | + * |
| 4 | + * Copyright (c) 2016-2020 Mickael Jeanroy |
| 5 | + * |
| 6 | + * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | + * of this software and associated documentation files (the "Software"), to deal |
| 8 | + * in the Software without restriction, including without limitation the rights |
| 9 | + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | + * copies of the Software, and to permit persons to whom the Software is |
| 11 | + * furnished to do so, subject to the following conditions: |
| 12 | + * |
| 13 | + * The above copyright notice and this permission notice shall be included in all |
| 14 | + * copies or substantial portions of the Software. |
| 15 | + * |
| 16 | + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | + * SOFTWARE. |
| 23 | + */ |
| 24 | + |
| 25 | +"use strict"; |
| 26 | + |
| 27 | +Object.defineProperty(exports, "__esModule", { |
| 28 | + value: true |
| 29 | +}); |
| 30 | +exports.default = rollupPluginStripBanner; |
| 31 | + |
| 32 | +var _path = _interopRequireDefault(require("path")); |
| 33 | + |
| 34 | +var _extractBanner = _interopRequireDefault(require("extract-banner")); |
| 35 | + |
| 36 | +var _magicString = _interopRequireDefault(require("magic-string")); |
| 37 | + |
| 38 | +var _rollupPluginutils = require("rollup-pluginutils"); |
| 39 | + |
| 40 | +function _interopRequireDefault(obj) { |
| 41 | + return obj && obj.__esModule ? obj : { default: obj }; |
| 42 | +} |
| 43 | + |
| 44 | +function rollupPluginStripBanner(options = {}) { |
| 45 | + const filter = (0, _rollupPluginutils.createFilter)( |
| 46 | + options.include, |
| 47 | + options.exclude |
| 48 | + ); |
| 49 | + return { |
| 50 | + transform(code, id) { |
| 51 | + if (!filter(id)) { |
| 52 | + return; |
| 53 | + } // Remove banner for JS files only |
| 54 | + |
| 55 | + const ext = _path.default.extname(id).toLowerCase(); |
| 56 | + |
| 57 | + if (ext !== ".js" && ext !== ".jsx" && ext !== ".ts" && ext !== ".tsx") { |
| 58 | + return; |
| 59 | + } |
| 60 | + |
| 61 | + const banner = (0, _extractBanner.default)(code); |
| 62 | + |
| 63 | + if (!banner) { |
| 64 | + return; |
| 65 | + } // Use a magicString: it will generate the sourceMap at the end. |
| 66 | + |
| 67 | + const magicString = new _magicString.default(code); |
| 68 | + const pos = code.indexOf(banner); // Remove the banner with the magicString instance. |
| 69 | + |
| 70 | + magicString.remove(pos, pos + banner.length); // Trim left to remove blank spaces. |
| 71 | + |
| 72 | + magicString.trimStart(); |
| 73 | + return { |
| 74 | + code: magicString.toString(), |
| 75 | + map: magicString.generateMap({ |
| 76 | + hires: true |
| 77 | + }) |
| 78 | + }; |
| 79 | + } |
| 80 | + }; |
| 81 | +} |
| 82 | + |
| 83 | +module.exports = exports.default; |
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