2018-04-05 11:24:37 +00:00
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#!/usr/bin/env node
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// Imports
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2022-12-14 09:59:42 +00:00
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import {readFileSync, writeFileSync} from 'fs';
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import {join, resolve} from 'path';
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2018-04-05 11:24:37 +00:00
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// Constants
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2022-08-16 04:44:19 +00:00
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const SOURCE_404_BODY_PATH = resolve(process.argv[2]);
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const BUILD_OUTPUT_DIR = resolve(process.argv[3]);
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const DEST_404_PAGE_PATH = resolve(process.argv[4]);
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2018-04-05 11:24:37 +00:00
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// Run
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2019-01-19 13:29:42 +00:00
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_main();
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2018-04-05 11:24:37 +00:00
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// Functions - Definitions
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function _main() {
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2022-08-16 04:44:19 +00:00
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const srcIndexPath = join(BUILD_OUTPUT_DIR, 'index.html');
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2018-04-05 11:24:37 +00:00
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const srcIndexContent = readFileSync(srcIndexPath, 'utf8');
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2022-08-16 04:44:19 +00:00
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const src404BodyContent = readFileSync(SOURCE_404_BODY_PATH, 'utf8').trim();
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2022-12-14 09:59:42 +00:00
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const dst404PageContent = srcIndexContent.replace(
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/(<body>)[\s\S]+(<\/body>)/,
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`$1\n ${src404BodyContent}\n$2`
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);
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2018-04-05 11:24:37 +00:00
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if (dst404PageContent === srcIndexContent) {
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throw new Error(
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2022-12-14 09:59:42 +00:00
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"Failed to generate '404.html'. " +
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"The content of 'index.html' does not match the expected pattern."
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);
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2018-04-05 11:24:37 +00:00
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}
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2022-08-16 04:44:19 +00:00
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writeFileSync(DEST_404_PAGE_PATH, dst404PageContent);
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2018-04-05 11:24:37 +00:00
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}
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