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https://github.com/fish-shell/fish-shell.git
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Sort enum-like AST nodes
This commit is contained in:
Johannes Altmanninger
parent
10dd8a8e73
commit
349f62cd7c
212
src/ast.rs
212
src/ast.rs
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@ -2125,6 +2125,112 @@ impl ArgumentOrRedirection {
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}
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}
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#[derive(Debug)]
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pub enum BlockStatementHeaderVariant {
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None,
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ForHeader(ForHeader),
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WhileHeader(WhileHeader),
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FunctionHeader(FunctionHeader),
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BeginHeader(BeginHeader),
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}
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impl Default for BlockStatementHeaderVariant {
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fn default() -> Self {
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BlockStatementHeaderVariant::None
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}
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}
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impl Acceptor for BlockStatementHeaderVariant {
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fn accept<'a>(&'a self, visitor: &mut dyn NodeVisitor<'a>, reversed: bool) {
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match self {
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BlockStatementHeaderVariant::None => panic!("cannot visit null block header"),
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BlockStatementHeaderVariant::ForHeader(node) => node.accept(visitor, reversed),
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BlockStatementHeaderVariant::WhileHeader(node) => node.accept(visitor, reversed),
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BlockStatementHeaderVariant::FunctionHeader(node) => node.accept(visitor, reversed),
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BlockStatementHeaderVariant::BeginHeader(node) => node.accept(visitor, reversed),
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}
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}
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}
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impl AcceptorMut for BlockStatementHeaderVariant {
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fn accept_mut(&mut self, visitor: &mut dyn NodeVisitorMut, reversed: bool) {
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match self {
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BlockStatementHeaderVariant::None => panic!("cannot visit null block header"),
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BlockStatementHeaderVariant::ForHeader(node) => node.accept_mut(visitor, reversed),
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BlockStatementHeaderVariant::WhileHeader(node) => node.accept_mut(visitor, reversed),
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BlockStatementHeaderVariant::FunctionHeader(node) => node.accept_mut(visitor, reversed),
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BlockStatementHeaderVariant::BeginHeader(node) => node.accept_mut(visitor, reversed),
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}
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}
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}
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impl BlockStatementHeaderVariant {
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pub fn typ(&self) -> Type {
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self.embedded_node().typ()
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}
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pub fn try_source_range(&self) -> Option<SourceRange> {
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self.embedded_node().try_source_range()
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}
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pub fn as_for_header(&self) -> Option<&ForHeader> {
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match self {
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BlockStatementHeaderVariant::ForHeader(node) => Some(node),
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_ => None,
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}
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}
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pub fn as_while_header(&self) -> Option<&WhileHeader> {
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match self {
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BlockStatementHeaderVariant::WhileHeader(node) => Some(node),
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_ => None,
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}
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}
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pub fn as_function_header(&self) -> Option<&FunctionHeader> {
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match self {
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BlockStatementHeaderVariant::FunctionHeader(node) => Some(node),
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_ => None,
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}
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}
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pub fn as_begin_header(&self) -> Option<&BeginHeader> {
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match self {
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BlockStatementHeaderVariant::BeginHeader(node) => Some(node),
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_ => None,
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}
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}
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fn embedded_node(&self) -> &dyn NodeMut {
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match self {
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BlockStatementHeaderVariant::None => panic!("cannot visit null block header"),
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BlockStatementHeaderVariant::ForHeader(node) => node,
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BlockStatementHeaderVariant::WhileHeader(node) => node,
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BlockStatementHeaderVariant::FunctionHeader(node) => node,
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BlockStatementHeaderVariant::BeginHeader(node) => node,
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}
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}
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fn as_mut_for_header(&mut self) -> &mut ForHeader {
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match self {
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BlockStatementHeaderVariant::ForHeader(node) => node,
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_ => panic!(),
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}
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}
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fn as_mut_while_header(&mut self) -> &mut WhileHeader {
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match self {
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BlockStatementHeaderVariant::WhileHeader(node) => node,
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_ => panic!(),
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}
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}
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fn as_mut_function_header(&mut self) -> &mut FunctionHeader {
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match self {
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BlockStatementHeaderVariant::FunctionHeader(node) => node,
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_ => panic!(),
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}
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}
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fn as_mut_begin_header(&mut self) -> &mut BeginHeader {
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match self {
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BlockStatementHeaderVariant::BeginHeader(node) => node,
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_ => panic!(),
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}
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}
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}
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#[derive(Debug)]
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pub enum StatementVariant {
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None,
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@ -2247,112 +2353,6 @@ impl StatementVariant {
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}
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}
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#[derive(Debug)]
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pub enum BlockStatementHeaderVariant {
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None,
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ForHeader(ForHeader),
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WhileHeader(WhileHeader),
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FunctionHeader(FunctionHeader),
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BeginHeader(BeginHeader),
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}
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impl Default for BlockStatementHeaderVariant {
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fn default() -> Self {
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BlockStatementHeaderVariant::None
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}
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}
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impl Acceptor for BlockStatementHeaderVariant {
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fn accept<'a>(&'a self, visitor: &mut dyn NodeVisitor<'a>, reversed: bool) {
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match self {
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BlockStatementHeaderVariant::None => panic!("cannot visit null block header"),
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BlockStatementHeaderVariant::ForHeader(node) => node.accept(visitor, reversed),
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BlockStatementHeaderVariant::WhileHeader(node) => node.accept(visitor, reversed),
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BlockStatementHeaderVariant::FunctionHeader(node) => node.accept(visitor, reversed),
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BlockStatementHeaderVariant::BeginHeader(node) => node.accept(visitor, reversed),
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}
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}
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}
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impl AcceptorMut for BlockStatementHeaderVariant {
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fn accept_mut(&mut self, visitor: &mut dyn NodeVisitorMut, reversed: bool) {
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match self {
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BlockStatementHeaderVariant::None => panic!("cannot visit null block header"),
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BlockStatementHeaderVariant::ForHeader(node) => node.accept_mut(visitor, reversed),
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BlockStatementHeaderVariant::WhileHeader(node) => node.accept_mut(visitor, reversed),
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BlockStatementHeaderVariant::FunctionHeader(node) => node.accept_mut(visitor, reversed),
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BlockStatementHeaderVariant::BeginHeader(node) => node.accept_mut(visitor, reversed),
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}
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}
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}
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impl BlockStatementHeaderVariant {
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pub fn typ(&self) -> Type {
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self.embedded_node().typ()
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}
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pub fn try_source_range(&self) -> Option<SourceRange> {
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self.embedded_node().try_source_range()
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}
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pub fn as_for_header(&self) -> Option<&ForHeader> {
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match self {
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BlockStatementHeaderVariant::ForHeader(node) => Some(node),
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_ => None,
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}
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}
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pub fn as_while_header(&self) -> Option<&WhileHeader> {
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match self {
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BlockStatementHeaderVariant::WhileHeader(node) => Some(node),
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_ => None,
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}
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}
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pub fn as_function_header(&self) -> Option<&FunctionHeader> {
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match self {
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BlockStatementHeaderVariant::FunctionHeader(node) => Some(node),
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_ => None,
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}
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}
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pub fn as_begin_header(&self) -> Option<&BeginHeader> {
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match self {
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BlockStatementHeaderVariant::BeginHeader(node) => Some(node),
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_ => None,
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}
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}
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fn embedded_node(&self) -> &dyn NodeMut {
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match self {
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BlockStatementHeaderVariant::None => panic!("cannot visit null block header"),
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BlockStatementHeaderVariant::ForHeader(node) => node,
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BlockStatementHeaderVariant::WhileHeader(node) => node,
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BlockStatementHeaderVariant::FunctionHeader(node) => node,
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BlockStatementHeaderVariant::BeginHeader(node) => node,
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}
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}
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fn as_mut_for_header(&mut self) -> &mut ForHeader {
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match self {
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BlockStatementHeaderVariant::ForHeader(node) => node,
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_ => panic!(),
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}
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}
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fn as_mut_while_header(&mut self) -> &mut WhileHeader {
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match self {
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BlockStatementHeaderVariant::WhileHeader(node) => node,
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_ => panic!(),
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}
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}
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fn as_mut_function_header(&mut self) -> &mut FunctionHeader {
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match self {
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BlockStatementHeaderVariant::FunctionHeader(node) => node,
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_ => panic!(),
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}
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}
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fn as_mut_begin_header(&mut self) -> &mut BeginHeader {
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match self {
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BlockStatementHeaderVariant::BeginHeader(node) => node,
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_ => panic!(),
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}
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}
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}
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/// Return a string literal name for an ast type.
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pub fn ast_type_to_string(t: Type) -> &'static wstr {
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match t {
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