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* Refactoring: move variable uses to a separate class.

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This commit is contained in:
Eelco Dolstra 2010-04-14 15:14:23 +00:00
parent 110d155778
commit 81de12bc8f
4 changed files with 31 additions and 35 deletions
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9
src/libexpr/nixexpr.cc
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@ -38,7 +38,7 @@ void ExprPath::show(std::ostream & str)
void ExprVar::show(std::ostream & str)
{
str << name;
str << info.name;
}
void ExprSelect::show(std::ostream & str)
@ -157,7 +157,7 @@ void ExprPath::bindVars(const StaticEnv & env)
{
}
void ExprVar::bindVars(const StaticEnv & env)
void VarRef::bind(const StaticEnv & env)
{
/* Check whether the variable appears in the environment. If so,
set its level and displacement. */
@ -187,6 +187,11 @@ void ExprVar::bindVars(const StaticEnv & env)
this->level = withLevel;
}
void ExprVar::bindVars(const StaticEnv & env)
{
info.bind(env);
}
void ExprSelect::bindVars(const StaticEnv & env)
{
e->bindVars(env);