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| author | Arne Döring <arne.doering@gmx.net> | 2019-02-19 12:21:42 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-02-19 12:21:42 +0100 |
| commit | 6b9a139f7f27422bc2d7dc3fad20d589518a93b5 (patch) | |
| tree | 1ecb48e244721679870bd858523765800e3e0334 /compiler | |
| parent | 257965e105c219f2504a2d1d0952fc43efb9598c (diff) | |
| download | Nim-6b9a139f7f27422bc2d7dc3fad20d589518a93b5.tar.gz | |
error message for accidental use of macro (#10490)
* error message for accidental use of macro
Diffstat (limited to 'compiler')
| -rw-r--r-- | compiler/semstmts.nim | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/compiler/semstmts.nim b/compiler/semstmts.nim index cd570caad..3827da220 100644 --- a/compiler/semstmts.nim +++ b/compiler/semstmts.nim @@ -448,10 +448,14 @@ proc semVarOrLet(c: PContext, n: PNode, symkind: TSymKind): PNode = var def: PNode = c.graph.emptyNode if a.sons[length-1].kind != nkEmpty: def = semExprWithType(c, a.sons[length-1], {efAllowDestructor}) - if def.typ.kind == tyTypeDesc and c.p.owner.kind != skMacro: + if def.typ.kind == tyProc and def.kind == nkSym and def.sym.kind == skMacro: + localError(c.config, def.info, "cannot assign macro symbol to variable here. Forgot to invoke the macro with '()'?") + def.typ = errorType(c) + elif def.typ.kind == tyTypeDesc and c.p.owner.kind != skMacro: # prevent the all too common 'var x = int' bug: localError(c.config, def.info, "'typedesc' metatype is not valid here; typed '=' instead of ':'?") def.typ = errorType(c) + if typ != nil: if typ.isMetaType: def = inferWithMetatype(c, typ, def) @@ -583,7 +587,10 @@ proc semConst(c: PContext, n: PNode): PNode = localError(c.config, a.sons[length-1].info, errConstExprExpected) continue - if def.typ.kind == tyTypeDesc and c.p.owner.kind != skMacro: + if def.typ.kind == tyProc and def.kind == nkSym and def.sym.kind == skMacro: + localError(c.config, def.info, "cannot assign macro symbol to constant here. Forgot to invoke the macro with '()'?") + def.typ = errorType(c) + elif def.typ.kind == tyTypeDesc and c.p.owner.kind != skMacro: # prevent the all too common 'const x = int' bug: localError(c.config, def.info, "'typedesc' metatype is not valid here; typed '=' instead of ':'?") def.typ = errorType(c) |