THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Q: What is a lexer?
A: A lexer turns a source code file into a linear sequence of tokens.
Q: What is a parser?
A: A parser turns the tokens into an abstract syntax tree.
Q: What is an abstract syntax tree?
A: A hierarchical representation of the source code as a tree of nodes. For example, the function call
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trace(1, 2);
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is represented by the AST
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FunctionCallNode "trace"
LiteralNode 1
LiteralNode 2
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where indentation indicates a parent-child relationship.
Q: What is a code generator?
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