Still more visitor stuff
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9fa4e3797c
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89649273d8
@ -92,7 +92,7 @@ pub enum Declaration {
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body: TypeBody,
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mutable: bool
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},
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TypeAlias(Rc<String>, Rc<String>), //should have TypeSingletonName in it, or maybe just String, not sure
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TypeAlias(Rc<String>, Rc<String>), //TODO should have TypeSingletonName in it, or maybe just String, not sure
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Binding {
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name: Rc<String>,
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constant: bool,
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@ -28,6 +28,13 @@ pub trait ASTVisitor: Sized {
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}
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fn signature(&mut self, signature: &Signature) {
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walker::signature(self, signature);
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}
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fn type_declaration(&mut self, name: &TypeSingletonName, body: &TypeBody, mutable: bool) {
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}
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fn type_alias(&mut self, old_name: &Rc<String>, new_name: &Rc<String>) {
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}
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fn binding(&mut self, name: &Rc<String>, constant: bool, type_anno: Option<&TypeIdentifier>, expr: &Expression) {
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@ -35,8 +42,13 @@ pub trait ASTVisitor: Sized {
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walker::expression(self, expr);
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}
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fn implemention(&mut self, type_name: &TypeIdentifier, interface_name: Option<&TypeSingletonName>, block: &Vec<Declaration>) {
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}
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fn interface(&mut self, name: &Rc<String>, signatures: &Vec<Signature>) {
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}
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fn expression(&mut self, expression: &Expression) {
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println!("expr yo");
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walker::expression(self, expression);
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}
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@ -27,6 +27,7 @@ import gragh
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let a = 20 + 84
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let b = 28 + 1 + 2 + 2.0
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"#);
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tester.visit(&ast);
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@ -32,24 +32,23 @@ pub fn declaration<V: ASTVisitor>(v: &mut V, decl: &Declaration) {
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v.signature(&sig);
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v.block(&block);
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},
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TypeDecl { .. } => unimplemented!(),
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TypeAlias(_, _) => unimplemented!(),
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TypeDecl { name, body, mutable } => v.type_declaration(name, body, *mutable),
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TypeAlias(n, a) => v.type_alias(n, a),
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Binding { name, constant, type_anno, expr } => {
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v.binding(name, *constant, type_anno.as_ref(), expr);
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},
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/*
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Impl {
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type_name: TypeIdentifier,
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interface_name: Option<TypeSingletonName>,
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block: Vec<Declaration>,
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},
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Interface {
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name: Rc<String>,
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signatures: Vec<Signature>
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Impl { type_name, interface_name, block } => {
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v.implemention(type_name, interface_name.as_ref(), block);
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}
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Interface { name, signatures } => v.interface(name, signatures),
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}
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*/
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_ => (),
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}
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pub fn signature<V: ASTVisitor>(v: &mut V, signature: &Signature) {
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for p in signature.params.iter() {
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v.formal_param(p);
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}
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v.maybe_type_identifier(signature.type_anno.as_ref());
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}
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pub fn expression<V: ASTVisitor>(v: &mut V, expression: &Expression) {
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