X-Git-Url: https://ruin.nu/git/?p=proglang.git;a=blobdiff_plain;f=Docsyntax.tex;h=d978641a5ecfd0855d40eb5228723db4ecda8e1a;hp=a4040dc8da604ba2614e495033c45b9c03029ef7;hb=d553df8dfdffca78342d6fae142ceded9cd64415;hpb=33370917adde77f98b0955843b3222d9838a3fe8 diff --git a/Docsyntax.tex b/Docsyntax.tex index a4040dc..d978641 100644 --- a/Docsyntax.tex +++ b/Docsyntax.tex @@ -49,12 +49,13 @@ The reserved words used in syntax are the following: \\ The symbols used in syntax are the following: \\ \begin{tabular}{lll} -{\symb{{$=$}}} &{\symb{;}} &{\symb{\{}} \\ -{\symb{\}}} &{\symb{(}} &{\symb{)}} \\ +{\symb{;}} &{\symb{\{}} &{\symb{\}}} \\ +{\symb{{$=$}}} &{\symb{(}} &{\symb{)}} \\ {\symb{{$+$}{$+$}}} &{\symb{{$-$}{$-$}}} &{\symb{{$-$}}} \\ -{\symb{{$<$}}} &{\symb{{$<$}{$=$}}} &{\symb{{$>$}}} \\ -{\symb{{$>$}{$=$}}} &{\symb{{$=$}{$=$}}} &{\symb{!{$=$}}} \\ -{\symb{{$+$}}} &{\symb{*}} &{\symb{/}} \\ +{\symb{!}} &{\symb{{$<$}}} &{\symb{{$<$}{$=$}}} \\ +{\symb{{$>$}}} &{\symb{{$>$}{$=$}}} &{\symb{{$=$}{$=$}}} \\ +{\symb{!{$=$}}} &{\symb{{$+$}}} &{\symb{*}} \\ +{\symb{/}} & & \\ \end{tabular}\\ \subsection*{Comments} @@ -72,19 +73,28 @@ All other symbols are terminals.\\ \end{tabular}\\ \begin{tabular}{lll} -{\nonterminal{Stm}} & {\arrow} &{\nonterminal{Type}} {\nonterminal{Ident}} {\terminal{{$=$}}} {\nonterminal{Exp}} {\terminal{;}} \\ - & {\delimit} &{\nonterminal{Type}} {\nonterminal{Ident}} {\terminal{;}} \\ - & {\delimit} &{\nonterminal{Exp}} {\terminal{;}} \\ +{\nonterminal{Type}} & {\arrow} &{\terminal{int}} \\ + & {\delimit} &{\terminal{bool}} \\ +\end{tabular}\\ + +\begin{tabular}{lll} +{\nonterminal{Stms}} & {\arrow} &{\nonterminal{ListStm}} \\ +\end{tabular}\\ + +\begin{tabular}{lll} +{\nonterminal{Stm}} & {\arrow} &{\nonterminal{Exp}} {\terminal{;}} \\ & {\delimit} &{\terminal{\{}} {\nonterminal{ListStm}} {\terminal{\}}} \\ - & {\delimit} &{\terminal{if}} {\terminal{(}} {\nonterminal{Exp}} {\terminal{)}} {\nonterminal{Stm}} \\ - & {\delimit} &{\terminal{if}} {\terminal{(}} {\nonterminal{Exp}} {\terminal{)}} {\nonterminal{Stm}} {\terminal{else}} {\nonterminal{Stm}} \\ + & {\delimit} &{\nonterminal{Type}} {\nonterminal{Ident}} {\terminal{{$=$}}} {\nonterminal{Exp}} {\terminal{;}} \\ + & {\delimit} &{\nonterminal{Type}} {\nonterminal{Ident}} {\terminal{;}} \\ & {\delimit} &{\terminal{while}} {\terminal{(}} {\nonterminal{Exp}} {\terminal{)}} {\nonterminal{Stm}} \\ + & {\delimit} &{\terminal{if}} {\terminal{(}} {\nonterminal{Exp}} {\terminal{)}} {\nonterminal{Stm}} {\terminal{else}} {\nonterminal{Stm}} \\ + & {\delimit} &{\terminal{if}} {\terminal{(}} {\nonterminal{Exp}} {\terminal{)}} {\nonterminal{Stm}} \\ & {\delimit} &{\terminal{print}} {\nonterminal{Exp}} {\terminal{;}} \\ \end{tabular}\\ \begin{tabular}{lll} -{\nonterminal{Exp}} & {\arrow} &{\nonterminal{Exp1}} {\nonterminal{BOp}} {\nonterminal{Exp1}} \\ - & {\delimit} &{\nonterminal{Ident}} {\terminal{{$=$}}} {\nonterminal{Exp}} \\ +{\nonterminal{Exp}} & {\arrow} &{\nonterminal{Ident}} {\terminal{{$=$}}} {\nonterminal{Exp}} \\ + & {\delimit} &{\nonterminal{Exp1}} {\nonterminal{Op0}} {\nonterminal{Exp1}} \\ & {\delimit} &{\nonterminal{Exp1}} \\ \end{tabular}\\ @@ -103,15 +113,12 @@ All other symbols are terminals.\\ & {\delimit} &{\nonterminal{Ident}} {\terminal{{$-$}{$-$}}} \\ & {\delimit} &{\nonterminal{Ident}} \\ & {\delimit} &{\nonterminal{Integer}} \\ - & {\delimit} &{\terminal{{$-$}}} {\nonterminal{Exp3}} \\ & {\delimit} &{\nonterminal{Bool}} \\ + & {\delimit} &{\terminal{{$-$}}} {\nonterminal{Exp3}} \\ + & {\delimit} &{\terminal{!}} {\nonterminal{Exp3}} \\ & {\delimit} &{\terminal{readInt}} \\ & {\delimit} &{\terminal{readBool}} \\ - & {\delimit} &{\nonterminal{Exp4}} \\ -\end{tabular}\\ - -\begin{tabular}{lll} -{\nonterminal{Exp4}} & {\arrow} &{\terminal{(}} {\nonterminal{Exp}} {\terminal{)}} \\ + & {\delimit} &{\terminal{(}} {\nonterminal{Exp}} {\terminal{)}} \\ \end{tabular}\\ \begin{tabular}{lll} @@ -120,11 +127,7 @@ All other symbols are terminals.\\ \end{tabular}\\ \begin{tabular}{lll} -{\nonterminal{Stms}} & {\arrow} &{\nonterminal{ListStm}} \\ -\end{tabular}\\ - -\begin{tabular}{lll} -{\nonterminal{BOp}} & {\arrow} &{\terminal{{$<$}}} \\ +{\nonterminal{Op0}} & {\arrow} &{\terminal{{$<$}}} \\ & {\delimit} &{\terminal{{$<$}{$=$}}} \\ & {\delimit} &{\terminal{{$>$}}} \\ & {\delimit} &{\terminal{{$>$}{$=$}}} \\ @@ -145,11 +148,7 @@ All other symbols are terminals.\\ \begin{tabular}{lll} {\nonterminal{Op}} & {\arrow} &{\nonterminal{Op1}} \\ & {\delimit} &{\nonterminal{Op2}} \\ -\end{tabular}\\ - -\begin{tabular}{lll} -{\nonterminal{Type}} & {\arrow} &{\terminal{int}} \\ - & {\delimit} &{\terminal{bool}} \\ + & {\delimit} &{\nonterminal{Op0}} \\ \end{tabular}\\