Browsable FL Grammar

Grammar extracted by Vadim Zaytsev, see the Grammar Zoo entry for details: toy/fl/abstract/emf/xsd/extracted
Source used for this grammar: Vadim Zaytsev, generated from fl.xsd, fl.ecore, 28 May 2009 [GitHub]

Summary

• Total 9 production rules with 15 top alternatives and 66 symbols.
• Vocabulary: 23 = 9 nonterminals + 0 terminals + 14 labels + 0 markers.
• Total 9 nonterminal symbols: 9 defined (Apply, Argument, Binary, Expr, Function, IfThenElse, Literal, Ops, ProgramType), 0 root (—), 1 top (ProgramType), 0 bottom (—).
• Total 14 labels: [name] ³, [arg] ², [ops], [left], [right], [rhs], [ifExpr], [thenExpr], [elseExpr], [info], [Equal], [Plus], [Minus], [function].

Syntax

Apply ::=
	[name]::string [arg]::Expr+

Argument ::=
	[name]::string

Binary ::=
	[ops]::Ops [left]::Expr [right]::Expr

Expr ::=
	Apply
	Argument
	Binary
	IfThenElse
	Literal

Function ::=
	[name]::string [arg]::string+ [rhs]::Expr

IfThenElse ::=
	[ifExpr]::Expr [thenExpr]::Expr [elseExpr]::Expr

Literal ::=
	[info]::integer

Ops ::=
	[Equal]::ε
	[Plus]::ε
	[Minus]::ε

ProgramType ::=
	[function]::Function+

Maintained by Dr. Vadim Zaytsev a.k.a. @grammarware. Last updated in September 2015. [↑]