diff options
Diffstat (limited to 'compiler/lookups.nim')
| -rw-r--r-- | compiler/lookups.nim | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/compiler/lookups.nim b/compiler/lookups.nim index df19a6afb..fe159011c 100644 --- a/compiler/lookups.nim +++ b/compiler/lookups.nim @@ -242,6 +242,15 @@ proc errorUseQualifier*(c: PContext; info: TLineInfo; s: PSym) = inc i localError(info, errGenerated, err) +proc errorUndeclaredIdentifier*(c: PContext; info: TLineInfo; name: string) = + var err = "undeclared identifier: '" & name & "'" + if c.recursiveDep.len > 0: + err.add "\nThis might be caused by a recursive module dependency: " + err.add c.recursiveDep + # prevent excessive errors for 'nim check' + c.recursiveDep = nil + localError(info, errGenerated, err) + proc lookUp*(c: PContext, n: PNode): PSym = # Looks up a symbol. Generates an error in case of nil. case n.kind @@ -249,7 +258,7 @@ proc lookUp*(c: PContext, n: PNode): PSym = result = searchInScopes(c, n.ident).skipAlias(n) if result == nil: fixSpelling(n, n.ident, searchInScopes) - localError(n.info, errUndeclaredIdentifier, n.ident.s) + errorUndeclaredIdentifier(c, n.info, n.ident.s) result = errorSym(c, n) of nkSym: result = n.sym @@ -258,7 +267,7 @@ proc lookUp*(c: PContext, n: PNode): PSym = result = searchInScopes(c, ident).skipAlias(n) if result == nil: fixSpelling(n, ident, searchInScopes) - localError(n.info, errUndeclaredIdentifier, ident.s) + errorUndeclaredIdentifier(c, n.info, ident.s) result = errorSym(c, n) else: internalError(n.info, "lookUp") @@ -282,7 +291,7 @@ proc qualifiedLookUp*(c: PContext, n: PNode, flags: set[TLookupFlag]): PSym = result = searchInScopes(c, ident, allExceptModule).skipAlias(n) if result == nil and checkUndeclared in flags: fixSpelling(n, ident, searchInScopes) - localError(n.info, errUndeclaredIdentifier, ident.s) + errorUndeclaredIdentifier(c, n.info, ident.s) result = errorSym(c, n) elif checkAmbiguity in flags and result != nil and contains(c.ambiguousSymbols, result.id): @@ -307,7 +316,7 @@ proc qualifiedLookUp*(c: PContext, n: PNode, flags: set[TLookupFlag]): PSym = result = strTableGet(m.tab, ident).skipAlias(n) if result == nil and checkUndeclared in flags: fixSpelling(n.sons[1], ident, searchInScopes) - localError(n.sons[1].info, errUndeclaredIdentifier, ident.s) + errorUndeclaredIdentifier(c, n.sons[1].info, ident.s) result = errorSym(c, n.sons[1]) elif n.sons[1].kind == nkSym: result = n.sons[1].sym |