diff options
Diffstat (limited to 'src/main/java/no/eliashaugsbakk/kompilator/parsing/node')
7 files changed, 93 insertions, 0 deletions
diff --git a/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/ASTNode.java b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/ASTNode.java new file mode 100644 index 0000000..1eb201c --- /dev/null +++ b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/ASTNode.java @@ -0,0 +1,7 @@ +package no.eliashaugsbakk.kompilator.parsing.node; + +/** + * Base class for all nodes in the Abstract Syntax Tree. + */ +public abstract class ASTNode { +} diff --git a/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/Program.java b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/Program.java new file mode 100644 index 0000000..0c7cd32 --- /dev/null +++ b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/Program.java @@ -0,0 +1,16 @@ +package no.eliashaugsbakk.kompilator.parsing.node; + +import java.util.ArrayList; +import java.util.List; +import no.eliashaugsbakk.kompilator.parsing.node.statement.Statement; + +/** + * Root node of the AST. Contains all top-level statements. + */ +public class Program extends ASTNode { + public List<Statement> statements = new ArrayList<>(); + + public void addStatement(Statement statement) { + this.statements.add(statement); + } +} diff --git a/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/Expression.java b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/Expression.java new file mode 100644 index 0000000..6ca58b2 --- /dev/null +++ b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/Expression.java @@ -0,0 +1,17 @@ +package no.eliashaugsbakk.kompilator.parsing.node.expression; + +import no.eliashaugsbakk.kompilator.parsing.node.ASTNode; + +/** + * Base class for all expression nodes. + * An expression is a piece of code that evaluates to a value. + * Expressions cannot stand alone as statements; they must be used within statements. + * <p> + * Examples: + * - "Hello" (string literal expression) + * - 42 (number literal expression) + * - x + 5 (binary operation expression) + * - myFunction() (function call expression) + */ +public abstract class Expression extends ASTNode { +} diff --git a/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/FunctionCall.java b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/FunctionCall.java new file mode 100644 index 0000000..3c46ec4 --- /dev/null +++ b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/FunctionCall.java @@ -0,0 +1,16 @@ +package no.eliashaugsbakk.kompilator.parsing.node.expression; + +import java.util.List; + +/** + * Represents a function call statement (e.g., print("Hello, world")). + */ +public class FunctionCall extends Expression { + public String functionName; + public List<Expression> arguments; + + public FunctionCall(String functionName, List<Expression> arguments) { + this.functionName = functionName; + this.arguments = arguments; + } +} diff --git a/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/StringLiteral.java b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/StringLiteral.java new file mode 100644 index 0000000..67ce405 --- /dev/null +++ b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/expression/StringLiteral.java @@ -0,0 +1,12 @@ +package no.eliashaugsbakk.kompilator.parsing.node.expression; + +/** + * Represents a string literal expression (e.g., "Hello, World"). + */ +public class StringLiteral extends Expression { + public final String value; + + public StringLiteral(String value) { + this.value = value; + } +} diff --git a/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/statement/ExpressionStatement.java b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/statement/ExpressionStatement.java new file mode 100644 index 0000000..64bc0a8 --- /dev/null +++ b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/statement/ExpressionStatement.java @@ -0,0 +1,10 @@ +package no.eliashaugsbakk.kompilator.parsing.node.statement; + +import no.eliashaugsbakk.kompilator.parsing.node.expression.Expression; + +public class ExpressionStatement extends Statement { + public Expression expression; + public ExpressionStatement(Expression expression) { + this.expression = expression; + } +} diff --git a/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/statement/Statement.java b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/statement/Statement.java new file mode 100644 index 0000000..fc52f9a --- /dev/null +++ b/src/main/java/no/eliashaugsbakk/kompilator/parsing/node/statement/Statement.java @@ -0,0 +1,15 @@ +package no.eliashaugsbakk.kompilator.parsing.node.statement; + +import no.eliashaugsbakk.kompilator.parsing.node.ASTNode; + +/** + * Base class for all statement nodes. + * A statement is a top-level line of code that performs an action. + * <p> + * Examples: + * - print("Hello"); (function call statement) + * - var x: int = 5; (variable declaration statement) + * - if (x > 0) { } (conditional statement) + */ +public abstract class Statement extends ASTNode { +} |