makeProductionTable: Produces a production table.
In xegaBNF: Compile a Backus-Naur Form Specification into an R Grammar Object
makeProductionTable R Documentation
Produces a production table.
Description
makeProductionTable() produces a production table
from a specification of a BNF.
Warning: No error checking implemented.
Usage
makeProductionTable(BNF, ST)
Arguments
BNF
A character string with the BNF.
ST
A symbol table.
Value
A production table is a named list with elements
$LHS and $RHS:
The left-hand side LHS
of non-terminal identifiers.
The right-hand side RHS is represented as a
vector of vectors of numerical identifiers.
The non-terminal identifier LHS[i] derives into RHS[i].
Examples
a<-booleanGrammar()$BNF
ST<-makeSymbolTable(a)
makeProductionTable(a,ST)
xegaBNF documentation built on May 29, 2024, 10:23 a.m.
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| makeProductionTable | R Documentation |
Produces a production table.
Description
makeProductionTable() produces a production table
from a specification of a BNF.
Warning: No error checking implemented.
Usage
makeProductionTable(BNF, ST)
Arguments
BNF |
A character string with the BNF. |
ST |
A symbol table. |
Value
A production table is a named list with elements
$LHS and $RHS:
The left-hand side
LHSof non-terminal identifiers.The right-hand side
RHSis represented as a vector of vectors of numerical identifiers.
The non-terminal identifier LHS[i] derives into RHS[i].
Examples
a<-booleanGrammar()$BNF
ST<-makeSymbolTable(a)
makeProductionTable(a,ST)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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