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4198578702 2010-11-07        kinaba: /*
4198578702 2010-11-07        kinaba:  * Authors: k.inaba
4198578702 2010-11-07        kinaba:  * License: NYSL 0.9982 http://www.kmonos.net/nysl/
4198578702 2010-11-07        kinaba:  *
4198578702 2010-11-07        kinaba:  * Syntax tree for Polemy programming language.
423f308350 2010-11-07        kinaba:  */
4198578702 2010-11-07        kinaba: module polemy.ast;
4198578702 2010-11-07        kinaba: import polemy._common;
423f308350 2010-11-07        kinaba: import polemy.lex : LexPosition;
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: alias Statement[] Program;
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: abstract class Statement
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	immutable LexPosition pos;
423f308350 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: }
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: class DeclStatement : Statement
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	string     var;
423f308350 2010-11-07        kinaba: 	Expression expr;
423f308350 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
423f308350 2010-11-07        kinaba: }
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: class ExprStatement : Statement
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	Expression expr;
423f308350 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
423f308350 2010-11-07        kinaba: }
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: abstract class Expression
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	immutable LexPosition pos;
423f308350 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
423f308350 2010-11-07        kinaba: }
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: class StrLiteralExpression : Expression
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	string data;
423f308350 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
423f308350 2010-11-07        kinaba: }
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: class IntLiteralExpression : Expression
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	BigInt data;
423f308350 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
423f308350 2010-11-07        kinaba: }
423f308350 2010-11-07        kinaba: 
423f308350 2010-11-07        kinaba: class VarExpression : Expression
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	string var;
423f308350 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
423f308350 2010-11-07        kinaba: }
423f308350 2010-11-07        kinaba: 
5d4cb856d8 2010-11-07        kinaba: class AssignExpression : Expression
423f308350 2010-11-07        kinaba: {
423f308350 2010-11-07        kinaba: 	Expression lhs;
423f308350 2010-11-07        kinaba: 	Expression rhs;
5d4cb856d8 2010-11-07        kinaba: 	mixin SimpleConstructor;
5d4cb856d8 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
5d4cb856d8 2010-11-07        kinaba: }
3f5dc76a75 2010-11-07        kinaba: 
5d4cb856d8 2010-11-07        kinaba: class FuncallExpression : Expression
5d4cb856d8 2010-11-07        kinaba: {
5d4cb856d8 2010-11-07        kinaba: 	Expression   fun;
5d4cb856d8 2010-11-07        kinaba: 	Expression[] args;
5d4cb856d8 2010-11-07        kinaba: 	this(immutable LexPosition pos, Expression fun, Expression[] args...)
5d4cb856d8 2010-11-07        kinaba: 		{ super(pos); this.fun=fun; this.args=args.dup; }
3f5dc76a75 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
3f5dc76a75 2010-11-07        kinaba: }
3f5dc76a75 2010-11-07        kinaba: 
3f5dc76a75 2010-11-07        kinaba: class FunLiteralExpression : Expression
3f5dc76a75 2010-11-07        kinaba: {
3f5dc76a75 2010-11-07        kinaba: 	string[] params;
3f5dc76a75 2010-11-07        kinaba: 	Program  funbody;
3f5dc76a75 2010-11-07        kinaba: 	mixin SimpleConstructor;
423f308350 2010-11-07        kinaba: 	mixin SimpleCompare; // do not take "pos" into account
423f308350 2010-11-07        kinaba: }