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The expr of AttrNames/DynamicAttrDefs is always an ExprConcatStrings

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This commit is contained in:
Shea Levy 2014-03-09 14:41:02 -04:00 • committed by Eelco Dolstra
parent 908e9ce259
commit 049a379ec6
3 changed files with 10 additions and 12 deletions
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10
src/libexpr/nixexpr.hh
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@ -50,16 +50,16 @@ struct Env;
struct Value;
class EvalState;
struct StaticEnv;
struct Expr;
struct ExprConcatStrings;
/* An attribute path is a sequence of attribute names. */
struct AttrName
{
Symbol symbol;
Expr *expr;
ExprConcatStrings * expr;
AttrName(const Symbol & s) : symbol(s) {};
AttrName(Expr *e) : expr(e) {};
AttrName(ExprConcatStrings * e) : expr(e) {};
};
typedef std::vector<AttrName> AttrPath;
@ -174,10 +174,10 @@ struct ExprAttrs : Expr
typedef std::map<Symbol, AttrDef> AttrDefs;
AttrDefs attrs;
struct DynamicAttrDef {
Expr * nameExpr;
ExprConcatStrings * nameExpr;
Expr * valueExpr;
Pos pos;
DynamicAttrDef(Expr * nameExpr, Expr * valueExpr, const Pos & pos) : nameExpr(nameExpr), valueExpr(valueExpr), pos(pos) { };
DynamicAttrDef(ExprConcatStrings * nameExpr, Expr * valueExpr, const Pos & pos) : nameExpr(nameExpr), valueExpr(valueExpr), pos(pos) { };
};
typedef std::vector<DynamicAttrDef> DynamicAttrDefs;
DynamicAttrDefs dynamicAttrs;