54 lines
1.6 KiB
JavaScript
54 lines
1.6 KiB
JavaScript
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// Bumps a specified style's version
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const fs = require('fs')
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const path = require('path')
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/**
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* @function bump
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* @param {string} jsonPath - Path to the .json file
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* @param {string} incrementType - Which semver type to increment: "major", "minor" or "patch"
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*/
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function bump(jsonPath, incrementType) {
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if (!fs.existsSync(jsonPath))
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throw Error(`File ${jsonPath} does not exist.`)
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if (path.extname(jsonPath) !== '.json')
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throw Error(`File ${jsonPath} does not end in "json".`)
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if (typeof incrementType === 'undefined')
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throw Error('No valid increment type was included. Valid: "major", "minor" or "patch".')
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if (incrementType !== 'major' && incrementType !== 'minor' && incrementType !== 'patch')
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throw Error(`Increment type ${incrementType} does not equal "major", "minor" or "patch".`)
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const jsonFile = require(jsonPath)
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if (typeof jsonFile.options.version === 'undefined')
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throw Error(`${jsonFile} does not include a "version" property.`)
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const incrementTypes = {
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'major': 0,
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'minor': 1,
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'patch': 2
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}
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const oldVersion = jsonFile.options.version.split('.')
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let bumped = parseInt(oldVersion[incrementTypes[incrementType]]) + 1
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let newVersion
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switch (incrementType) {
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case 'major':
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newVersion = `${bumped}.${oldVersion[1]}.${oldVersion[2]}`
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break
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case 'minor':
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newVersion = `${oldVersion[0]}.${bumped}.${oldVersion[2]}`
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break
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case 'patch':
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newVersion = `${oldVersion[0]}.${oldVersion[1]}.${bumped}`
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break
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}
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jsonFile.options.version = newVersion
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fs.writeFileSync(jsonPath, JSON.stringify(jsonFile, null, 2))
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}
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exports.bump = bump
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