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Support guarded variables.

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This commit is contained in:
Natalie Weizenbaum 2016-10-21 21:56:27 -07:00
parent 011a985d9f
commit 9c923fe98a
1 changed files with 5 additions and 0 deletions
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5
lib/src/visitor/perform.dart
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@ -723,6 +723,11 @@ class _PerformVisitor
} }
Value visitVariableDeclaration(VariableDeclaration node) { Value visitVariableDeclaration(VariableDeclaration node) {
if (node.isGuarded) {
var value = _environment.getVariable(node.name);
if (value != null && value != sassNull) return;
}
_environment.setVariable( _environment.setVariable(
node.name, node.expression.accept(this).withoutSlash(), node.name, node.expression.accept(this).withoutSlash(),
global: node.isGlobal); global: node.isGlobal);