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AST ↔ tree data struct to rep Source Code by organize JS Keywords for JS Engine

aka AST, Abstract-Syntax-Tree

JS Engine uses AST to check SyntaxError & generate Machine Code

References​

  1. Parsing ↔ (process) to read Source Code & generate AST.

  2. Compilation ↔ (process) to converts AST into Machine Code

  3. JS Interpreter ↔ JS Engine Component to check AST for SyntaxError, handles ASI