mirror of
https://github.com/kanaka/mal.git
synced 2024-09-21 02:27:10 +03:00
dd7a4f55f3
Fixes made to: ada, c, chuck, clojure, coffee, common-lisp, cpp, crystal, d, dart, elm, erlang, es6, factor, fsharp, gnu-smalltalk, groovy, guile, haxe, hy, js, livescript, matlab, miniMAL, nasm, nim, objc, objpascal, ocaml, perl, perl6, php, plsql, ps, python, r, rpython, ruby, scheme, swift3, tcl, ts, vb, vimscript, wasm, yorick. Catchless try* test is an optional test. Not all implementations support catchless try* but a number were fixed so they at least don't crash on catchless try*.
271 lines
5.1 KiB
Dart
271 lines
5.1 KiB
Dart
import 'dart:collection';
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import 'env.dart';
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abstract class MalType {
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bool get isMacro => false;
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MalType meta;
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MalType clone();
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}
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abstract class MalIterable extends MalType
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with ListMixin<MalType>
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implements List<MalType> {
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final List<MalType> elements;
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MalIterable(this.elements);
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MalType operator [](int index) => elements[index];
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void operator []=(int index, MalType value) {
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elements[index] = value;
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}
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int get length => elements.length;
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void set length(int newLength) {
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elements.length = newLength;
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}
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bool operator ==(other) {
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if (other is! MalIterable) return false;
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// apparently (= (list) nil) should be false...
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if (other is MalNil) return false;
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if (elements.length != other.elements.length) return false;
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for (var i = 0; i < elements.length; i++) {
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if (elements[i] != other.elements[i]) return false;
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}
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return true;
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}
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@override
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MalIterable clone();
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}
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class MalList extends MalIterable {
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MalList(List<MalType> elements) : super(elements);
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@override
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MalList clone() {
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return new MalList(elements.toList());
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}
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}
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class MalVector extends MalIterable {
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MalVector(List<MalType> elements) : super(elements);
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@override
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MalVector clone() {
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return new MalVector(elements.toList());
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}
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}
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class MalHashMap extends MalType {
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final Map<MalType, MalType> value;
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MalHashMap(this.value);
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MalHashMap.fromSequence(List<MalType> elements)
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: value = _mapFromSequence(elements);
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static Map<MalType, MalType> _mapFromSequence(List<MalType> elements) {
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var result = <MalType, MalType>{};
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var readingKey = true;
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MalType pendingKey;
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for (var malType in elements) {
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if (readingKey) {
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if (malType is MalString || malType is MalKeyword) {
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pendingKey = malType;
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} else {
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throw new ArgumentError('hash-map keys must be strings or keywords');
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}
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} else {
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result[pendingKey] = malType;
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}
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readingKey = !readingKey;
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}
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return result;
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}
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bool operator ==(other) {
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if (other is! MalHashMap) return false;
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var otherMap = (other as MalHashMap).value;
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if (otherMap.length != value.length) return false;
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for (var key in value.keys) {
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if (!otherMap.containsKey(key)) return false;
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if (value[key] != otherMap[key]) return false;
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}
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return true;
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}
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@override
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MalHashMap clone() {
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return new MalHashMap(new Map.from(value));
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}
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}
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class MalInt extends MalType {
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final int value;
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MalInt(this.value);
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bool operator ==(other) {
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if (other is! MalInt) return false;
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return other.value == value;
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}
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@override
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MalInt clone() {
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return new MalInt(value);
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}
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}
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class MalSymbol extends MalType {
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final String value;
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MalSymbol(this.value);
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int get hashCode => value.hashCode;
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bool operator ==(other) {
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if (other is! MalSymbol) return false;
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return value == other.value;
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}
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@override
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MalSymbol clone() {
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return new MalSymbol(value);
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}
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}
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class MalKeyword extends MalType {
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final String value;
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MalKeyword(this.value);
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int get hashCode => value.hashCode;
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bool operator ==(other) {
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if (other is! MalKeyword) return false;
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return value == other.value;
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}
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@override
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MalKeyword clone() {
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return new MalKeyword(value);
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}
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}
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class MalString extends MalType {
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final String value;
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MalString(this.value);
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int get hashCode => value.hashCode;
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bool operator ==(other) {
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if (other is! MalString) return false;
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return other.value == value;
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}
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@override
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MalString clone() {
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return new MalString(value);
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}
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}
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class MalBool extends MalType {
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final bool value;
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MalBool(this.value);
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bool operator ==(other) {
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if (other is! MalBool) return false;
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return other.value == value;
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}
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@override
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MalBool clone() {
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return new MalBool(value);
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}
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}
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class MalNil extends MalIterable {
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MalNil() : super(const <MalType>[]);
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bool operator ==(other) => other is MalNil;
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@override
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MalNil clone() {
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return new MalNil();
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}
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}
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class MalAtom extends MalType {
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MalType value;
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MalAtom(this.value);
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@override
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MalAtom clone() {
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return new MalAtom(value);
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}
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}
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abstract class MalCallable extends MalType {
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MalType call(List<MalType> args);
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bool get isMacro => false;
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}
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typedef MalType BuiltinFunc(List<MalType> args);
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class MalBuiltin extends MalCallable {
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final BuiltinFunc func;
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MalBuiltin(this.func);
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MalType call(List<MalType> args) {
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return func(args);
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}
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@override
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MalBuiltin clone() {
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return new MalBuiltin(func);
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}
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}
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typedef MalType EvalFun(MalType ast, Env env);
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class MalClosure extends MalCallable {
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final List<MalSymbol> params;
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final MalType ast;
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final Env env;
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final Function func;
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@override
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bool isMacro = false;
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MalClosure(this.params, this.ast, this.env, this.func);
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MalType call(List<MalType> args) {
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return func(args);
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}
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@override
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MalClosure clone() {
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var closure =
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new MalClosure(this.params.toList(), this.ast, this.env, this.func);
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closure.isMacro = this.isMacro;
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return closure;
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}
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}
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class MalException implements Exception {
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final MalType value;
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MalException(this.value);
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}
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