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ANTLR "Arithmetic" Grammar - Graphical Output

Q

Where to get a graphical output example of the "Arithmetic" grammar with ANTLR?

✍: FYIcenter

A

You can run the following ANTLR TestRig command to generate a graphical output from the "Arithmetic" lexer and parser:

\fyicenter>java -cp .;antlr-4.7.1-complete.jar \ org.antlr.v4.gui.TestRig arithmetic equation -gui x = (-b + (b^2 -4*a*c)^0.50) / 4*a*c ^Z

The above test session will result the following graphical window
alled "Parse Tree Inspector", displaying the parser output:

2021-01-09, 6474👍, 0💬

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