LGen

• Index

Contents

• Tables

Scripts

• RunGrammar
• buildProdGraph
• grammarTrans

Modules

• GenerationEngine
• GenerationEngine.GenerationRunner
• GenerationEngine.coverageCriteria
• GenerationEngine.grammar_transformation
• GenerationEngine.productionCoverage
• Translator
• Translator.ANTLR_G
• Translator.EBNF_G
• Translator.SDF_G
• Translator.printDotGDGraph

Script RunGrammar

the interface module to execute the generation process

Usage:

arg[1] -> Lua Grammar File
arg[2] -> "stats" for statistics or "gen" to the generation process.
if arg[2] == "stats"
  arg[3] -> Initial derivation tree height
  arg[4] -> Final derivation tree height
else
  arg[3] -> maxCycle
  arg[4] -> maxDerivLen
  arg[5] -> CoverageCriteria
  arg[6] -> File prefix for output file generation.

Tables

DefOptionsTab

Default table for runtime configuration.

Tables

DefOptionsTab

Default table for runtime configuration. Can be used on the configuration files.

Fields:

• quietExec Quiet execution
• execMode Execution type gen or stats
• maxCyclesOp Max. cycles inside an operator. Like, oneOrMore operator.
• maxCycles Global max. nonterminal cycles
• maxDerivLen Max. derivation tree height
• maxDerivLenFinal Max. derivarion tree height final. Only for stats
• coverageCrit Coverage criterion to use
• filePrefix Prefix for the output files
• transGrammarCache Use a cache file save the transformation grammar