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Start porting ScopeResolution to use Visitor pattern

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This commit is contained in:
greg 2019-10-15 19:06:07 -07:00
parent 77cc1f3824
commit 98e53a6d0f
1 changed files with 6 additions and 0 deletions
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6
schala-lang/language/src/scope_resolution.rs
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@ -12,6 +12,11 @@ pub struct ScopeResolver<'a> {
name_scope_stack: ScopeStack<'a, Rc<String>, FQSNPrefix>, name_scope_stack: ScopeStack<'a, Rc<String>, FQSNPrefix>,
} }
impl<'a> ASTVisitor for ScopeResolver<'a> {
fn ast(&mut self, _ast: &AST) {
println!("VISITING AST!!!");
}
}
impl<'a> ScopeResolver<'a> { impl<'a> ScopeResolver<'a> {
pub fn new(symbol_table: &'a mut SymbolTable) -> ScopeResolver { pub fn new(symbol_table: &'a mut SymbolTable) -> ScopeResolver {
@ -19,6 +24,7 @@ impl<'a> ScopeResolver<'a> {
ScopeResolver { symbol_table, name_scope_stack } ScopeResolver { symbol_table, name_scope_stack }
} }
pub fn resolve(&mut self, ast: &mut AST) -> Result<(), String> { pub fn resolve(&mut self, ast: &mut AST) -> Result<(), String> {
walk_ast(self, ast);
self.block(&mut ast.statements)?; self.block(&mut ast.statements)?;
Ok(()) Ok(())
} }