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regexpu.1

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  1. .Dd September 1, 2014
    2. 

  2. .Dt regexpu 1
    3. 

  3. .Sh NAME
    4. 

  4. .Nm regexpu
    5. 

  5. .Nd transpile ES6 Unicode regular expressions to equivalent ES5
    6. 

  6. .Sh SYNOPSIS
    7. 

  7. .Nm
    8. 

  8. .Op Fl -c | -code Ar snippet
    9. 

  9. .br
    10. 

  10. .Op Fl -f | -file Ar file
    11. 

  11. .br
    12. 

  12. .Op Fl v | -version
    13. 

  13. .br
    14. 

  14. .Op Fl h | -help
    15. 

  15. .Sh DESCRIPTION
    16. 

  16. .Nm
    17. 

  17. transpiles ES6 Unicode regular expressions to equivalent ES5.
    18. 

  18. .Sh OPTIONS
    19. 

  19. .Bl -ohang -offset
    20. 

  20. .It Sy "-c, --code <snippet>"
    21. 

  21. Print a transpiled version of the given ES6 snippet.
    22. 

  22. .It Sy "-f, --file <file>"
    23. 

  23. Print a transpiled version of the given ES6 file.
    24. 

  24. .It Sy "-v, --version"
    25. 

  25. Print regexpu's version.
    26. 

  26. .It Sy "-h, --help"
    27. 

  27. Show the help screen.
    28. 

  28. .El
    29. 

  29. .Sh EXIT STATUS
    30. 

  30. The
    31. 

  31. .Nm regexpu
    32. 

  32. utility exits with one of the following values:
    33. 

  33. .Pp
    34. 

  34. .Bl -tag -width flag -compact
    35. 

  35. .It Li 0
    36. 

  36. .Nm
    37. 

  37. successfully transpiled the input and printed the result.
    38. 

  38. .It Li 1
    39. 

  39. .Nm
    40. 

  40. wasn't instructed to transpile anything (for example, the
    41. 

  41. .Ar --help
    42. 

  42. flag was set); or, an error occurred.
    43. 

  43. .El
    44. 

  44. .Sh EXAMPLES
    45. 

  45. .Bl -ohang -offset
    46. 

  46. .It Sy "regexpu -f foo-es6.js > foo-es5.js"
    47. 

  47. Transpile `foo-es6.js` to valid ES5 and save the result as `foo-es5.js`.
    48. 

  48. .It Sy "regexpu -c 'var x = /foo.bar/u;'"
    49. 

  49. Print the transpiled version of the given ES6 snippet.
    50. 

  50. .It Sy "echo 'var x = /foo.bar/u;' | regexpu -c"
    51. 

  51. Print the transpiled version of the ES6 snippet that gets piped in.
    52. 

  52. .El
    53. 

  53. .Sh BUGS
    54. 

  54. regexpu's bug tracker is located at <https://github.com/mathiasbynens/regexpu/issues>.
    55. 

  55. .Sh AUTHOR
    56. 

  56. Mathias Bynens <https://mathiasbynens.be/>
    57. 

  57. .Sh WWW
    58. 

  58. <https://mths.be/regexpu>
    59.