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Add some support code for nix-repl

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This commit is contained in:
Eelco Dolstra 2013-09-02 18:34:04 +02:00
parent 92077b4547
commit 57d18df7d0
3 changed files with 26 additions and 12 deletions
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9
src/libexpr/eval.cc
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@ -143,8 +143,8 @@ EvalState::EvalState()
, sIgnoreNulls(symbols.create("__ignoreNulls"))
, repair(false)
, baseEnv(allocEnv(128))
, baseEnvDispl(0)
, staticBaseEnv(false, 0)
, baseEnvDispl(0)
{
nrEnvs = nrValuesInEnvs = nrValues = nrListElems = 0;
nrAttrsets = nrOpUpdates = nrOpUpdateValuesCopied = 0;
@ -456,6 +456,13 @@ void EvalState::evalFile(const Path & path, Value & v)
}
void EvalState::resetFileCache()
{
fileEvalCache.clear();
parseTrees.clear();
}
void EvalState::eval(Expr * e, Value & v)
{
e->eval(*this, baseEnv, v);