repl.txt (958B)
1 2 {{alias}} 3 Returns a regular expression to capture a POSIX filename extension. 4 5 When executed against dotfile filenames (e.g., `.gitignore`), the regular 6 expression does not capture the basename as a filename extension. 7 8 Returns 9 ------- 10 re: RegExp 11 Regular expression. 12 13 Examples 14 -------- 15 > var RE = {{alias}}(); 16 > var ext = RE.exec( '/foo/bar/index.js' )[ 1 ] 17 '.js' 18 > ext = RE.exec( './foo/bar/.gitignore' )[ 1 ] 19 '' 20 > ext = RE.exec( 'foo/file.pdf' )[ 1 ] 21 '.pdf' 22 > ext = RE.exec( '/foo/bar/file' )[ 1 ] 23 '' 24 > ext = RE.exec( 'index.js' )[ 1 ] 25 '.js' 26 > ext = RE.exec( '.' )[ 1 ] 27 '' 28 > ext = RE.exec( './' )[ 1 ] 29 '' 30 > ext = RE.exec( '' )[ 1 ] 31 '' 32 33 34 {{alias}}.REGEXP 35 Regular expression to capture a POSIX filename extension. 36 37 Examples 38 -------- 39 > var ext = {{alias}}.REGEXP.exec( '/foo/bar/index.js' )[ 1 ] 40 '.js' 41 42 See Also 43 -------- 44