59 lines
1.9 KiB
Rust
59 lines
1.9 KiB
Rust
use crate::ast::expression_statement::ExpressionStatement;
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use crate::ast::ir_builder::IrBuilder;
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use crate::ast::let_statement::LetStatement;
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use crate::diagnostic::Diagnostic;
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use crate::symbol_table::SymbolTable;
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pub enum Statement {
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Let(LetStatement),
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Expression(ExpressionStatement),
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}
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impl Statement {
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pub fn gather_declared_names(
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&mut self,
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symbol_table: &mut SymbolTable,
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) -> Result<(), Vec<Diagnostic>> {
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match self {
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Statement::Let(let_statement) => let_statement.gather_declared_names(symbol_table),
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Statement::Expression(expression_statement) => {
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expression_statement.gather_declared_names(symbol_table)
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}
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}
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}
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pub fn check_name_usages(&mut self, symbol_table: &SymbolTable) -> Result<(), Vec<Diagnostic>> {
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match self {
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Statement::Let(let_statement) => let_statement.check_name_usages(symbol_table),
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Statement::Expression(expression_statement) => {
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expression_statement.check_name_usages(symbol_table)
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}
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}
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}
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pub fn type_check(&mut self, symbol_table: &SymbolTable) -> Result<(), Vec<Diagnostic>> {
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match self {
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Statement::Let(let_statement) => let_statement.type_check(symbol_table),
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Statement::Expression(expression_statement) => {
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expression_statement.type_check(symbol_table)
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}
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}
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}
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pub fn to_ir(
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&self,
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builder: &mut IrBuilder,
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symbol_table: &SymbolTable,
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should_return_value: bool,
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) {
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match self {
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Statement::Let(let_statement) => {
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let_statement.to_ir(builder, symbol_table);
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}
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Statement::Expression(expression_statement) => {
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expression_statement.to_ir(builder, symbol_table, should_return_value);
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}
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}
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}
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}
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