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| function calculateSomeFormula(param1, param2) { | |
| if (param1) { | |
| if (!isNaN(param1)) { | |
| if (param2) { | |
| if (!isNaN(param2)) { | |
| return (param1 * 2) * (param2 * 3); | |
| } else { | |
| throw new Error('Param2 is not a number'); | |
| } | |
| } else { |
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| function calculateSomeFormula(param1, param2) { | |
| if (!param1) { | |
| throw new Error('Param1 is not defined'); | |
| } | |
| if (isNaN(param1)) { | |
| throw new Error('Param1 is not a number'); | |
| } | |
| if (!param2) { |
DanishSiddiq
/ bouncerPattern.js
Last active
March 5, 2021 04:51
Bouncer pattern explaining early return
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| function calculateSomeFormula(param1, param2) { | |
| validateParams(param1, param2); | |
| return (param1 * 2) * (param2 * 3); | |
| } | |
| // although return value is not used in our example but this method can also return value which can be used by the caller | |
| function validateParams(param1, param2) { | |
| if (!param1) { |
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