FilesExpand file tree

master

/

prog.js

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

73 lines (64 loc) · 2.53 KB

master

/

prog.js

Copy path

Top

File metadata and controls

• Code
• Blame

73 lines (64 loc) · 2.53 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

import sade from 'sade';

let { version } = require('../package');

const toArray = val => (Array.isArray(val) ? val : val == null ? [] : [val]);

export default handler => {

const ENABLE_MODERN = process.env.MICROBUNDLE_MODERN !== 'false';

const DEFAULT_FORMATS = ENABLE_MODERN ? 'modern,es,cjs,umd' : 'es,cjs,umd';

const cmd = type => (str, opts) => {

opts.watch = opts.watch || type === 'watch';

opts.compress =

opts.compress != null ? opts.compress : opts.target !== 'node';

opts.entries = toArray(str || opts.entry).concat(opts._);

handler(opts);

};

let prog = sade('microbundle');

prog

.version(version)

.option('--entry, -i', 'Entry module(s)')

.option('--output, -o', 'Directory to place build files into')

.option('--format, -f', 'Only build specified formats', DEFAULT_FORMATS)

.option('--watch, -w', 'Rebuilds on any change', false)

.option('--target', 'Specify your target environment (node or web)', 'web')

.option('--external', `Specify external dependencies, or 'none'`)

.option('--globals', `Specify globals dependencies, or 'none'`)

.example('microbundle --globals react=React,jquery=$')

.option('--define', 'Replace constants with hard-coded values')

.example('microbundle --define API_KEY=1234')

.option('--alias', `Map imports to different modules`)

.example('microbundle --alias react=preact')

.option('--compress', 'Compress output using Terser', null)

.option('--strict', 'Enforce undefined global context and add "use strict"')

.option('--name', 'Specify name exposed in UMD builds')

.option('--cwd', 'Use an alternative working directory', '.')

.option('--sourcemap', 'Generate source map', true)

.option(

'--css-modules',

'Turns on css-modules for all .css imports. Passing a string will override the scopeName. eg --css-modules="_[hash]"',

null,

)

.example("microbundle --no-sourcemap # don't generate sourcemaps")

.option('--raw', 'Show raw byte size', false)

.option(

'--jsx',

'A custom JSX pragma like React.createElement (default: h)',

)

.option('--tsconfig', 'Specify the path to a custom tsconfig.json')

.example('microbundle build --tsconfig tsconfig.build.json');

prog

.command('build [...entries]', '', { default: true })

.describe('Build once and exit')

.action(cmd('build'));

prog

.command('watch [...entries]')

.describe('Rebuilds on any change')

.action(cmd('watch'));

// Parse argv; add extra aliases

return argv =>

prog.parse(argv, {

alias: {

o: ['output', 'd'],

i: ['entry', 'entries', 'e'],

w: ['watch'],

},

});

};