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configator is a set of tools to deal with configuration files

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Configator

configator is a command line tool built to deal with configuration. In a nut-shell, it reads Markdown table such as the following:

| Property | Type   | Range | Default | Description    |
|----------|--------|-------|---------|----------------|
| a.b.c    | range  | 1..10 | 5       | awesome value1 |
| a.b.d    | range  | a,b,c | b       | awesome value2 |
| a.b.e    | multi  | a,b,c | b,a     | awesome value3 |

and convert it into chainable and statically typed typescript like the following:

export const conf = { 'a.b.c': 5, 'a.b.d': 'b', 'a.b.e': 'b,a' }
export const config = (conf: { [key: string]: any }) => {
  const update = {
    a: {
      b: {
        c: (val: number) => {
          conf['a.b.c'] = val
          return update
        },
        d: (val: 'a' | 'b' | 'c') => {
          conf['a.b.d'] = val
          return update
        },
        e: (...val: ('a' | 'b' | 'c')[]) => {
          conf['a.b.e'] = val.join(',')
          return update
        },
      },
    },
  }
  return update
}

The chainable api helps navigate through deeply nested configuration, and statically typed definition prevents casual typo mistake.

Usage

install as global using either yarn or npm

yarn install configator --global

compile CONFIG.md file and output as config.ts

configator -i ./docs/CONFIG.md -o ./src/config.ts --typescript

Markdown Table Definition

At the moment, there are boolean,number,function,string,range and multi which are supported.

range is a specific type which handles 1..10 and apple,orange,banana.

multi is the same as apple,orange,banana but one or more item can be pass and set as range only one item can be set.

Toolchain

configator comes with couple of toolchain. As far as Markdown table goes, editing that table is painful. for that reason, configator comes with Markdown Table to CSV file convertor. The CSV file can be open easily by any data sheet software and can be modified easily. Once the file is saved back to csv file, configator can convert back to Markdown Table file.

converts md file to csv

configator -i ./docs/CONFIG.md -o ./docs/CONFIG.csv --csv

convert csv back to md file

configator -i ./docs/CONFIG.csv -o ./docs/CONFIG.md --table