npm install match.js
![David]()
Match values like a Boss
``bash`
npm install --save match.js
`js`
import match from 'match.js';
// or
import { match, matchType } from 'match.js';
`js
const { match } = require('match.js');
const P_INIT = 1;
const P_READY = 2;
const P_PENDING = 3;
const P_SUCCESS = 4;
const P_FAIL = 9;
const result = (function someFunction(){ return P_SUCCESS; })();
match(result, {
[P_PENDING]() {
console.info('Please, wait');
},
[P_SUCCESS]() {
console.log('Success! Let\'s work.');
},
P_FAIL {
console.error(Failed with ${value}, variants);
}
}, () => console.warning('Default isn\t present')); // default value
// Success! Let's work.
`
`js
var match = require('match.js');
var source = 'value';
var target = match.matchType(source, {
number: 5 + 12,
string: 'some',
function: function(){ return function(){} },
boolean: false,
}, 'default');
console.log(target); // some
`
`js
import match, { matchType, matchStrict, matchRegexp } from 'match.js';
// match by value, default is null
const result = match(20, {
10: 'first',
20: () => match('string', {
string: 200
})
});
console.log(result); // 200
// match by type, default is default
const result2 = matchType('hello', {
string: 'that string',
number: 'that number',
}, 'default');
console.log(result2); // that string
// Do not call function
const result3 = matchStrict('our', {
your: function() { return 11; },
my: function() { return 22; },
our: function() { return 33; },
});
console.log(result3); // function() { return 33; }
console.log(result3()); // 33
const result4 = match('second', {
first: 1,
second: function() {
return 2;
}
});
console.log(result4); // 2
const result5 = matchRegexp('hi all', {
'^[a-z]+': true
}, false, 'i');
``
![license]()