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implemented 'let' statement

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This commit is contained in:
Araq 2011-11-29 17:27:48 +01:00
commit 7fcbdc6d42
33 changed files with 169 additions and 103 deletions
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6
compiler/ecmasgen.nim
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@ -835,7 +835,7 @@ proc genAddr(p: var TProc, n: PNode, r: var TCompRes) =
s = n.sons[0].sym
if s.loc.r == nil: InternalError(n.info, "genAddr: 3")
case s.kind
of skVar, skResult:
of skVar, skLet, skResult:
if mapType(n.typ) == etyObject:
# make addr() a no-op:
r.kind = etyNone
@ -866,7 +866,7 @@ proc genSym(p: var TProc, n: PNode, r: var TCompRes) =
if s.loc.r == nil:
InternalError(n.info, "symbol has no generated name: " & s.name.s)
case s.kind
of skVar, skParam, skTemp, skResult:
of skVar, skLet, skParam, skTemp, skResult:
var k = mapType(s.typ)
if k == etyBaseIndex:
r.kind = etyBaseIndex
@ -1339,7 +1339,7 @@ proc genStmt(p: var TProc, n: PNode, r: var TCompRes) =
of nkBlockStmt: genBlock(p, n, r)
of nkIfStmt: genIfStmt(p, n, r)
of nkWhileStmt: genWhileStmt(p, n, r)
of nkVarSection: genVarStmt(p, n, r)
of nkVarSection, nkLetSection: genVarStmt(p, n, r)
of nkConstSection: genConstStmt(p, n, r)
of nkForStmt: internalError(n.info, "for statement not eliminated")
of nkCaseStmt: genCaseStmt(p, n, r)