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for statements support comma expressions

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This commit is contained in:
Vincent Burns
2014-01-13 01:16:24 -05:00
parent 570f8b21e1
commit 97eaeb3aec
1 changed files with 4 additions and 2 deletions
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6
compiler/c2nim/cparse.nim
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@@ -1583,6 +1583,8 @@ proc parseStandaloneStruct(p: var TParser, isUnion: bool): PNode =
backtrackContext(p)
result = declaration(p)
proc embedStmts(sl, a: PNode)
proc parseFor(p: var TParser, result: PNode) =
# 'for' '(' expression_statement expression_statement expression? ')'
# statement
@@ -1590,7 +1592,7 @@ proc parseFor(p: var TParser, result: PNode) =
eat(p, pxParLe, result)
var initStmt = declarationOrStatement(p)
if initStmt.kind != nkEmpty:
addSon(result, initStmt)
embedStmts(result, initStmt)
var w = newNodeP(nkWhileStmt, p)
var condition = expressionStatement(p)
if condition.kind == nkEmpty: condition = newIdentNodeP("true", p)
@@ -1600,7 +1602,7 @@ proc parseFor(p: var TParser, result: PNode) =
var loopBody = nestedStatement(p)
if step.kind != nkEmpty:
loopBody = buildStmtList(loopBody)
addSon(loopBody, step)
embedStmts(loopBody, step)
addSon(w, loopBody)
addSon(result, w)