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54 lines
1.2 KiB
JavaScript
54 lines
1.2 KiB
JavaScript
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var fs = require('fs');
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var path = require('path');
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var common = require('./common');
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var os = require('os');
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//@
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//@ ### ln(options, source, dest)
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//@ ### ln(source, dest)
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//@ Available options:
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//@
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//@ + `s`: symlink
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//@ + `f`: force
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//@
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//@ Examples:
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//@
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//@ ```javascript
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//@ ln('file', 'newlink');
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//@ ln('-sf', 'file', 'existing');
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//@ ```
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//@
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//@ Links source to dest. Use -f to force the link, should dest already exist.
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function _ln(options, source, dest) {
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options = common.parseOptions(options, {
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's': 'symlink',
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'f': 'force'
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});
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if (!source || !dest) {
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common.error('Missing <source> and/or <dest>');
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}
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source = path.resolve(process.cwd(), String(source));
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dest = path.resolve(process.cwd(), String(dest));
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if (!fs.existsSync(source)) {
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common.error('Source file does not exist', true);
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}
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if (fs.existsSync(dest)) {
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if (!options.force) {
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common.error('Destination file exists', true);
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}
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fs.unlinkSync(dest);
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}
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if (options.symlink) {
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fs.symlinkSync(source, dest, os.platform() === "win32" ? "junction" : null);
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} else {
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fs.linkSync(source, dest, os.platform() === "win32" ? "junction" : null);
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}
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}
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module.exports = _ln;
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