mirror of
https://github.com/hanzoai/better-sqlite3-multiple-ciphers.git
synced 2026-09-24 16:57:19 +00:00
Joshua Wise
a202cebc32
removed the integer library in favor of bigints added support for worker threads enabled SQLITE_THREADSAFE=2 replaced native Require() calls with dependency injection
61 lines
2.8 KiB
JavaScript
61 lines
2.8 KiB
JavaScript
'use strict';
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const fs = require('fs');
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const path = require('path');
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const util = require('./util');
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const {
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Database: CPPDatabase,
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setErrorConstructor,
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} = require('bindings')('better_sqlite3.node');
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function Database(filenameGiven, options) {
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if (filenameGiven == null) filenameGiven = '';
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if (options == null) options = {};
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if (typeof filenameGiven !== 'string') throw new TypeError('Expected first argument to be a string');
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if (typeof options !== 'object') throw new TypeError('Expected second argument to be an options object');
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let filename = filenameGiven.trim();
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if (filename.toLowerCase().startsWith('file:')) throw new TypeError('URI filenames are reserved for internal use only');
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if ('readOnly' in options) throw new TypeError('Misspelled option "readOnly" should be "readonly"');
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const anonymous = filename === '' || filename === ':memory:';
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const memory = util.getBooleanOption(options, 'memory');
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const readonly = util.getBooleanOption(options, 'readonly');
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const fileMustExist = util.getBooleanOption(options, 'fileMustExist');
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const timeout = 'timeout' in options ? options.timeout : 5000;
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const verbose = 'verbose' in options ? options.verbose : null;
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if (readonly && (memory || anonymous)) throw new TypeError('In-memory databases cannot be readonly');
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if (anonymous && !memory && 'memory' in options) throw new TypeError('Option "memory" conflicts with non-existent filename');
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if (!Number.isInteger(timeout) || timeout < 0) throw new TypeError('Expected the "timeout" option to be a positive integer');
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if (timeout > 0x7fffffff) throw new RangeError('Option "timeout" cannot be greater than 2147483647');
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if (verbose != null && typeof verbose !== 'function') throw new TypeError('Expected the "verbose" option to be a function');
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if (!memory && !anonymous && !fs.existsSync(path.dirname(filename))) {
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throw new TypeError('Cannot open database because the directory does not exist');
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}
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if (memory && !anonymous) {
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if (process.platform === 'win32') {
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filename = filename.replace(/\\/g, '/').replace(/^[a-z]:\//i, '/$&');
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}
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filename = 'file:'
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+ filename
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.replace(/#/g, '%23')
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.replace(/\?/g, '%3f')
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.replace(/\/\/+/g, '/')
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+ '?mode=memory&cache=shared';
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}
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return new CPPDatabase(filename, filenameGiven, memory || anonymous, readonly, fileMustExist, timeout, verbose || null);
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}
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setErrorConstructor(require('./sqlite-error'));
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util.wrap(CPPDatabase, 'pragma', require('./pragma'));
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util.wrap(CPPDatabase, 'function', require('./function'));
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util.wrap(CPPDatabase, 'aggregate', require('./aggregate'));
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util.wrap(CPPDatabase, 'backup', require('./backup'));
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CPPDatabase.prototype.transaction = require('./transaction');
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CPPDatabase.prototype.constructor = Database;
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Database.prototype = CPPDatabase.prototype;
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module.exports = Database;
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