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Merge pull request #11914 from roberth/evalstate-get-builtins
EvalState::getBuiltins
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commit
32becc87fe
6 changed files with 57 additions and 6 deletions
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@ -448,7 +448,7 @@ void EvalState::addConstant(const std::string & name, Value * v, Constant info)
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/* Install value the base environment. */
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staticBaseEnv->vars.emplace_back(symbols.create(name), baseEnvDispl);
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baseEnv.values[baseEnvDispl++] = v;
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baseEnv.values[0]->payload.attrs->push_back(Attr(symbols.create(name2), v));
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getBuiltins().payload.attrs->push_back(Attr(symbols.create(name2), v));
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}
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}
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@ -516,16 +516,26 @@ Value * EvalState::addPrimOp(PrimOp && primOp)
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else {
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staticBaseEnv->vars.emplace_back(envName, baseEnvDispl);
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baseEnv.values[baseEnvDispl++] = v;
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baseEnv.values[0]->payload.attrs->push_back(Attr(symbols.create(primOp.name), v));
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getBuiltins().payload.attrs->push_back(Attr(symbols.create(primOp.name), v));
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}
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return v;
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}
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Value & EvalState::getBuiltins()
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{
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return *baseEnv.values[0];
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}
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Value & EvalState::getBuiltin(const std::string & name)
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{
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return *baseEnv.values[0]->attrs()->find(symbols.create(name))->value;
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auto it = getBuiltins().attrs()->get(symbols.create(name));
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if (it)
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return *it->value;
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else
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error<EvalError>("builtin '%1%' not found", name).debugThrow();
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}
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@ -623,8 +623,19 @@ private:
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public:
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/**
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* Retrieve a specific builtin, equivalent to evaluating `builtins.${name}`.
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* @param name The attribute name of the builtin to retrieve.
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* @throws EvalError if the builtin does not exist.
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*/
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Value & getBuiltin(const std::string & name);
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/**
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* Retrieve the `builtins` attrset, equivalent to evaluating the reference `builtins`.
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* Always returns an attribute set value.
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*/
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Value & getBuiltins();
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struct Doc
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{
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Pos pos;
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@ -4938,7 +4938,7 @@ void EvalState::createBaseEnv()
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/* Now that we've added all primops, sort the `builtins' set,
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because attribute lookups expect it to be sorted. */
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baseEnv.values[0]->payload.attrs->sort();
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getBuiltins().payload.attrs->sort();
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staticBaseEnv->sort();
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