Groovy
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Why this exists Every useful automation script needs three things beyond looping: reusable methods, decisions, and a plan for when something goes wrong. Groovy's versions of these are shorter than Java's, and a few of…
Groovy Basics: Methods, Conditionals and Error Handling
Defining methods with default parameters and implicit returns, if/else and switch, and try/catch/finally — including throwing your own exceptions so a script fails loudly instead of quietly.
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