Step 410: add SQL AST nodes with serialization support

2026-02-16 15:36:31 -07:00
parent 31722dd035
commit c0f7770dcf
6 changed files with 494 additions and 1 deletions
--- a/editor/src/ast/SqlNodes.h
+++ b/editor/src/ast/SqlNodes.h
@@ -0,0 +1,112 @@
+#pragma once
+
+#include "ASTNode.h"
+#include <string>
+
+// SQL-specific AST nodes (Step 410)
+
+class TableDeclaration : public ASTNode {
+public:
+    std::string name;
+    std::string schema;
+    TableDeclaration() { conceptType = "TableDeclaration"; }
+    TableDeclaration(const std::string& id_, const std::string& n, const std::string& s = "")
+        : name(n), schema(s) {
+        id = id_;
+        conceptType = "TableDeclaration";
+    }
+    // children: "columns" (ColumnDefinition), "indexes" (IndexDefinition)
+};
+
+class ColumnDefinition : public ASTNode {
+public:
+    std::string name;
+    std::string dataType;
+    bool nullable = true;
+    std::string defaultValue;
+    ColumnDefinition() { conceptType = "ColumnDefinition"; }
+    ColumnDefinition(const std::string& id_, const std::string& n,
+                     const std::string& dt, bool isNullable = true)
+        : name(n), dataType(dt), nullable(isNullable) {
+        id = id_;
+        conceptType = "ColumnDefinition";
+    }
+};
+
+class SelectQuery : public ASTNode {
+public:
+    bool distinct = false;
+    SelectQuery() { conceptType = "SelectQuery"; }
+    // children: "columns", "from", "joins", "where"
+};
+
+class InsertStatement : public ASTNode {
+public:
+    std::string tableName;
+    InsertStatement() { conceptType = "InsertStatement"; }
+    InsertStatement(const std::string& id_, const std::string& table) : tableName(table) {
+        id = id_;
+        conceptType = "InsertStatement";
+    }
+    // children: "columns", "values"
+};
+
+class UpdateStatement : public ASTNode {
+public:
+    std::string tableName;
+    UpdateStatement() { conceptType = "UpdateStatement"; }
+    UpdateStatement(const std::string& id_, const std::string& table) : tableName(table) {
+        id = id_;
+        conceptType = "UpdateStatement";
+    }
+    // children: "set", "where"
+};
+
+class DeleteStatement : public ASTNode {
+public:
+    std::string tableName;
+    DeleteStatement() { conceptType = "DeleteStatement"; }
+    DeleteStatement(const std::string& id_, const std::string& table) : tableName(table) {
+        id = id_;
+        conceptType = "DeleteStatement";
+    }
+    // children: "where"
+};
+
+class JoinClause : public ASTNode {
+public:
+    std::string joinType;   // INNER/LEFT/RIGHT/FULL
+    std::string tableName;
+    JoinClause() { conceptType = "JoinClause"; }
+    JoinClause(const std::string& id_, const std::string& jt, const std::string& tn)
+        : joinType(jt), tableName(tn) {
+        id = id_;
+        conceptType = "JoinClause";
+    }
+    // children: "on"
+};
+
+class WhereClause : public ASTNode {
+public:
+    std::string expression;
+    WhereClause() { conceptType = "WhereClause"; }
+    WhereClause(const std::string& id_, const std::string& expr) : expression(expr) {
+        id = id_;
+        conceptType = "WhereClause";
+    }
+};
+
+class IndexDefinition : public ASTNode {
+public:
+    std::string name;
+    std::string tableName;
+    bool unique = false;
+    IndexDefinition() { conceptType = "IndexDefinition"; }
+    IndexDefinition(const std::string& id_, const std::string& n,
+                    const std::string& table, bool isUnique = false)
+        : name(n), tableName(table), unique(isUnique) {
+        id = id_;
+        conceptType = "IndexDefinition";
+    }
+    // children: "columns"
+};