Question
Implement part of a recursive descent parser for a simple set of language rules. Use any programming language for the implementation; if it isnt a
Implement part of a recursive descent parser for a simple set of language rules. Use any programming language for the implementation; if it isnt a common language, please make a note of which language it is in a comment. You should implement functions for each of the nonterminal symbols and, using the following rules that describe part of a C-like language.
You may assume the following functions:
- lex(), a lexical analyser which places a code for the next token in the global variable next token
- stmts()
- value()
Terminal symbols should be encoded with the following defined constants:
- CODE LP for (
- CODE RP for )
- CODE LB for {
- CODE RB for {
- CODE EQ for ==
- CODE NEQ for !=
- CODE IF for if
- CODE ELSE for else
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started