wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-06-29 14:53:16 +02:00
Code Activity

Merge remote-tracking branch 'origin/master' into lazy-trees

Browse source
This commit is contained in:
Eelco Dolstra 2022-05-26 14:11:46 +02:00
commit dfbb9a997f
No known key found for this signature in database
GPG key ID: 8170B4726D7198DE
46 changed files with 1339 additions and 391 deletions
Download patch file Download diff file Expand all files Collapse all files

39
src/libexpr/nixexpr.hh
View file

@ -21,7 +21,6 @@ MakeError(TypeError, EvalError);
MakeError(UndefinedVarError, Error);
MakeError(MissingArgumentError, EvalError);
/* Position objects. */
struct Pos
@ -142,24 +141,25 @@ struct Expr
{
virtual ~Expr() { };
virtual void show(const SymbolTable & symbols, std::ostream & str) const;
virtual void bindVars(const EvalState & es, const StaticEnv & env);
virtual void bindVars(EvalState & es, const std::shared_ptr<const StaticEnv> & env);
virtual void eval(EvalState & state, Env & env, Value & v);
virtual Value * maybeThunk(EvalState & state, Env & env);
virtual void setName(Symbol name);
virtual PosIdx getPos() const { return noPos; }
};
#define COMMON_METHODS \
void show(const SymbolTable & symbols, std::ostream & str) const; \
void eval(EvalState & state, Env & env, Value & v); \
void bindVars(const EvalState & es, const StaticEnv & env);
void bindVars(EvalState & es, const std::shared_ptr<const StaticEnv> & env);
struct ExprInt : Expr
{
NixInt n;
Value v;
ExprInt(NixInt n) : n(n) { v.mkInt(n); };
COMMON_METHODS
Value * maybeThunk(EvalState & state, Env & env);
COMMON_METHODS
};
struct ExprFloat : Expr
@ -167,8 +167,8 @@ struct ExprFloat : Expr
NixFloat nf;
Value v;
ExprFloat(NixFloat nf) : nf(nf) { v.mkFloat(nf); };
COMMON_METHODS
Value * maybeThunk(EvalState & state, Env & env);
COMMON_METHODS
};
struct ExprString : Expr
@ -176,8 +176,8 @@ struct ExprString : Expr
std::string s;
Value v;
ExprString(std::string s) : s(std::move(s)) { v.mkString(this->s.data()); };
COMMON_METHODS
Value * maybeThunk(EvalState & state, Env & env);
COMMON_METHODS
};
struct ExprPath : Expr
@ -189,8 +189,8 @@ struct ExprPath : Expr
{
v.mkPath(&path.accessor, path.path.abs().data());
}
COMMON_METHODS
Value * maybeThunk(EvalState & state, Env & env);
COMMON_METHODS
};
typedef uint32_t Level;
@ -216,8 +216,9 @@ struct ExprVar : Expr
ExprVar(Symbol name) : name(name) { };
ExprVar(const PosIdx & pos, Symbol name) : pos(pos), name(name) { };
COMMON_METHODS
Value * maybeThunk(EvalState & state, Env & env);
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
struct ExprSelect : Expr
@ -227,6 +228,7 @@ struct ExprSelect : Expr
AttrPath attrPath;
ExprSelect(const PosIdx & pos, Expr * e, const AttrPath & attrPath, Expr * def) : pos(pos), e(e), def(def), attrPath(attrPath) { };
ExprSelect(const PosIdx & pos, Expr * e, Symbol name) : pos(pos), e(e), def(0) { attrPath.push_back(AttrName(name)); };
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -235,6 +237,7 @@ struct ExprOpHasAttr : Expr
Expr * e;
AttrPath attrPath;
ExprOpHasAttr(Expr * e, const AttrPath & attrPath) : e(e), attrPath(attrPath) { };
PosIdx getPos() const override { return e->getPos(); }
COMMON_METHODS
};
@ -263,6 +266,7 @@ struct ExprAttrs : Expr
DynamicAttrDefs dynamicAttrs;
ExprAttrs(const PosIdx &pos) : recursive(false), pos(pos) { };
ExprAttrs() : recursive(false) { };
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -271,6 +275,11 @@ struct ExprList : Expr
std::vector<Expr *> elems;
ExprList() { };
COMMON_METHODS
PosIdx getPos() const override
{
return elems.empty() ? noPos : elems.front()->getPos();
}
};
struct Formal
@ -323,6 +332,7 @@ struct ExprLambda : Expr
void setName(Symbol name);
std::string showNamePos(const EvalState & state) const;
inline bool hasFormals() const { return formals != nullptr; }
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -334,6 +344,7 @@ struct ExprCall : Expr
ExprCall(const PosIdx & pos, Expr * fun, std::vector<Expr *> && args)
: fun(fun), args(args), pos(pos)
{ }
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -351,6 +362,7 @@ struct ExprWith : Expr
Expr * attrs, * body;
size_t prevWith;
ExprWith(const PosIdx & pos, Expr * attrs, Expr * body) : pos(pos), attrs(attrs), body(body) { };
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -359,6 +371,7 @@ struct ExprIf : Expr
PosIdx pos;
Expr * cond, * then, * else_;
ExprIf(const PosIdx & pos, Expr * cond, Expr * then, Expr * else_) : pos(pos), cond(cond), then(then), else_(else_) { };
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -367,6 +380,7 @@ struct ExprAssert : Expr
PosIdx pos;
Expr * cond, * body;
ExprAssert(const PosIdx & pos, Expr * cond, Expr * body) : pos(pos), cond(cond), body(body) { };
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -388,11 +402,12 @@ struct ExprOpNot : Expr
{ \
str << "("; e1->show(symbols, str); str << " " s " "; e2->show(symbols, str); str << ")"; \
} \
void bindVars(const EvalState & es, const StaticEnv & env) \
void bindVars(EvalState & es, const std::shared_ptr<const StaticEnv> & env) \
{ \
e1->bindVars(es, env); e2->bindVars(es, env); \
} \
void eval(EvalState & state, Env & env, Value & v); \
PosIdx getPos() const override { return pos; } \
};
MakeBinOp(ExprOpEq, "==")
@ -407,9 +422,10 @@ struct ExprConcatStrings : Expr
{
PosIdx pos;
bool forceString;
std::vector<std::pair<PosIdx, Expr *> > * es;
ExprConcatStrings(const PosIdx & pos, bool forceString, std::vector<std::pair<PosIdx, Expr *> > * es)
std::vector<std::pair<PosIdx, Expr *>> * es;
ExprConcatStrings(const PosIdx & pos, bool forceString, std::vector<std::pair<PosIdx, Expr *>> * es)
: pos(pos), forceString(forceString), es(es) { };
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};
@ -417,6 +433,7 @@ struct ExprPos : Expr
{
PosIdx pos;
ExprPos(const PosIdx & pos) : pos(pos) { };
PosIdx getPos() const override { return pos; }
COMMON_METHODS
};