followup nim-lang#18711 cleanup unused grammar rules

timotheecour · Aug 25, 2021 · da06d56 · da06d56
1 parent c70e404
commit da06d56
Show file tree

Hide file tree

Showing 3 changed files with 1 addition and 7 deletions.
diff --git a/compiler/parser.nim b/compiler/parser.nim
@@ -445,8 +445,6 @@ proc exprColonEqExprList(p: var Parser, kind: TNodeKind,
   exprColonEqExprListAux(p, endTok, result)
 
 proc dotExpr(p: var Parser, a: PNode): PNode =
-  #| dotExpr = expr '.' optInd (symbol | '[:' exprList ']')
-  #| explicitGenericInstantiation = '[:' exprList ']' ( '(' exprColonEqExpr ')' )?
   var info = p.parLineInfo
   getTok(p)
   result = newNodeI(nkDotExpr, info)
@@ -467,7 +465,6 @@ proc dotExpr(p: var Parser, a: PNode): PNode =
     result = y
 
 proc dotLikeExpr(p: var Parser, a: PNode): PNode =
-  #| dotLikeExpr = expr DOTLIKEOP optInd symbol
   var info = p.parLineInfo
   result = newNodeI(nkInfix, info)
   optInd(p, result)

diff --git a/doc/grammar.txt b/doc/grammar.txt
@@ -27,9 +27,6 @@ symbol = '`' (KEYW|IDENT|literal|(operator|'('|')'|'['|']'|'{'|'}'|'=')+)+ '`'
 exprColonEqExpr = expr (':'|'=' expr)?
 exprList = expr ^+ comma
 exprColonEqExprList = exprColonEqExpr (comma exprColonEqExpr)* (comma)?
-dotExpr = expr '.' optInd (symbol | '[:' exprList ']')
-explicitGenericInstantiation = '[:' exprList ']' ( '(' exprColonEqExpr ')' )?
-dotLikeExpr = expr DOTLIKEOP optInd symbol
 qualifiedIdent = symbol ('.' optInd symbol)?
 setOrTableConstr = '{' ((exprColonEqExpr comma)* | ':' ) '}'
 castExpr = 'cast' ('[' optInd typeDesc optPar ']' '(' optInd expr optPar ')') /

diff --git a/tools/grammar_nanny.nim b/tools/grammar_nanny.nim
@@ -4,7 +4,7 @@
 import std / [strutils, sets]
 
 import ".." / compiler / [
-  llstream, ast, lexer, options, msgs, idents,
+  llstream, lexer, options, msgs, idents,
   lineinfos, pathutils]
 
 proc checkGrammarFileImpl(cache: IdentCache, config: ConfigRef) =