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di example
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| let createGetUserName = require('./di-lib.js') | |
| const getUsername = createGetUserName(database) | |
| getUserName(1).then(name => console.log('the name of user 1 is', name)) |
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| // notice: no require statement! | |
| function createGetUserName(database) { | |
| return function getUserName(id) { | |
| return db.table('users').load(id) | |
| .then(user => user.name) | |
| } | |
| } | |
| module.exports = createGetUserName |
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