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chore: merge Tests for check flat case (#689)
* update function documentation and name to match js convention * add additional documentation explaining what the function does * add tests for checkFlatCase function * fix standard.js errors
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@ -1,13 +1,15 @@
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// CheckFlatCase method checks the given string is in flatcase or not.
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// checkFlatCase method checks if the given string is in flatcase or not. Flatcase is a convention
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// where all letters are in lowercase, and there are no spaces between words.
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// thisvariable is an example of flatcase. In camelCase it would be thisVariable, snake_case this_variable and so on.
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// Problem Source & Explanation: https://en.wikipedia.org/wiki/Naming_convention_(programming)
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// Problem Source & Explanation: https://en.wikipedia.org/wiki/Naming_convention_(programming)
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/**
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/**
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* CheckFlatCase method returns true if the string in flatcase, else return the false.
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* checkFlatCase method returns true if the string in flatcase, else return the false.
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* @param {String} varname the name of the variable to check.
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* @param {string} varname the name of the variable to check.
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* @returns `Boolean` return true if the string is in flatcase, else return false.
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* @returns {boolean} return true if the string is in flatcase, else return false.
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*/
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*/
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const CheckFlatCase = (varname) => {
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const checkFlatCase = (varname) => {
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// firstly, check that input is a string or not.
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// firstly, check that input is a string or not.
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if (typeof varname !== 'string') {
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if (typeof varname !== 'string') {
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return new TypeError('Argument is not a string.')
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return new TypeError('Argument is not a string.')
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@ -17,4 +19,4 @@ const CheckFlatCase = (varname) => {
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return pat.test(varname)
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return pat.test(varname)
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}
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}
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module.exports = CheckFlatCase
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export { checkFlatCase }
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18
String/test/CheckFlatCase.test.js
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18
String/test/CheckFlatCase.test.js
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import { checkFlatCase } from '../CheckFlatCase'
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describe('checkFlatCase function', () => {
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it('should return false when the input string is not in flatcase', () => {
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const actual = checkFlatCase('this is not in flatcase')
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expect(actual).toBe(false)
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})
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it('should return true when the input string is a single letter character', () => {
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const actual = checkFlatCase('a')
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expect(actual).toBe(true)
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})
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it('should return true when the input string is a string of lowercase letter characters with no spaces', () => {
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const actual = checkFlatCase('abcdefghijklmnopqrstuvwxyz')
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expect(actual).toBe(true)
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})
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})
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