path: root/tests/examplefiles/inform6_example

!% $SMALL ! This is ICL, not a comment.
!% -w

!% A comprehensive test of Inform6Lexer.

Switches d2SDq;

Constant Story "Informal Testing";
Constant Headline "^Not a game.^";!% This is a comment, not ICL.

Release 3;
Serial "151213";
Version 5;

Ifndef TARGET_ZCODE;
Ifndef TARGET_GLULX;
Ifndef WORDSIZE;
Default WORDSIZE 2;
Constant TARGET_ZCODE;
Endif;
Endif;
Endif;

Ifv3; Message "Compiling to version 3"; Endif;
Ifv5; Message "Not compiling to version 3"; endif;
ifdef TARGET_ZCODE;
#IFTRUE (#version_number == 5);
Message "Compiling to version 5";
#ENDIF;
endif ;

Replace CreatureTest;

Include "Parser";
Include "VerbLib";

# ! A hash is optional at the top level.
Object kitchen "Kitchen"
    with description "You are in a kitchen.",
        arr 1 2 3 4,
    has light;

#[ Initialise;
    location = kitchen;
    print "v"; inversion; "^";
];

Ifdef VN_1633;
Replace IsSeeThrough IsSeeThroughOrig;
[ IsSeeThrough * o;
    return o hasnt opaque || IsSeeThroughOrig(o);
];
Endif;

Abbreviate "test";

Array table buffer 260;

Attribute reversed;
Attribute opaque alias locked;
Constant to reversed;

Property long additive additive long alias;
Property long long long wingspan alias alias;

Class Flier with wingspan 5;
Class Bird(10) has animate class Flier with wingspan 2;

Constant Constant1;
Constant Constant2 Constant1;
Constant Constant3 = Constant2;
Ifdef VN_1633; Undef Constant; Endif;

Ifdef VN_1633;
Dictionary 'word' 1 2;
Ifnot;
Dictionary dict_word "word";
Endif;

Fake_action NotReal;

Global global1;
Global global2 = 69105;

Lowstring low_string "low string";

Iftrue false;
Message error "Uh-oh!^~false~ shouldn't be ~true~.";
Endif;
Iffalse true;
Message fatalerror "Uh-oh!^~true~ shouldn't be ~false~.";
Endif;

Nearby person "person"
    with name 'person',
         description "This person is barely implemented.",
         life [ * x y z;
             Ask: print_ret (The) self, " says nothing.";
             Answer: print (The) self, " didn't say anything.^"; rfalse;
         ]
    has has animate transparent;

Object -> -> test_tube "test tube"
    with name 'test' "tube" 'testtube',
    has ~openable ~opaque container;

Bird -> pigeon
    with name 'pigeon',
        description [;
            "The pigeon has a wingspan of ", self.&wingspan-->0, " wing units.";
        ];

Object -> "thimble" with name 'thimble';

Object -> pebble "pebble" with name 'pebble';

Ifdef TARGET_ZCODE; Trace objects; Endif;

Statusline score;

Stub StubR 3;

Ifdef TARGET_ZCODE;
Zcharacter "abcdefghijklmnopqrstuvwxyz"
           "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
           "123456789.,!?_#'0/@{005C}-:()";
Zcharacter table '@!!' '@<<' '@'A';
Zcharacter table + '@AE' '@{dc}' '@et' '@:y';
Ifnot;
Ifdef TARGET_GLULX;
Message "Glulx doesn't use ~Zcharacter~.^Oh well."; ! '~' and '^' work here.
Ifnot;
Message warning "Uh-oh! ^~^"; ! They don't work in other Messages.
Endif;
Endif;

Include "Grammar";

Verb"acquire"'collect'='take';

[ NounFilter; return noun ofclass Bird; ];

[ ScopeFilter obj;
    switch (scope_stage) {
    1: rtrue;
    2: objectloop (obj in compass) PlaceInScope(obj);
    3: "Nothing is in scope.";
    }
];

Verb meta "t" 'test'
    * 'held' held -> TestHeld
    * number -> TestNumber
    * reversed -> TestAttribute
    * 'creature' creature -> TestCreature
    * 'multiheld' multiheld -> TestMultiheld
    * 'm' multiexcept 'into'/"in" noun -> TestMultiexcept
    * 'm' multiinside 'from' noun -> TestMultiinside
    * multi -> TestMulti
    * 'filter'/'f' noun=NounFilter -> TestNounFilter
    * 'filter'/'f' scope=ScopeFilter -> TestScopeFilter
    * 'special' special -> TestSpecial
    * topic -> TestTopic;

Verb 'reverse' 'swap' 'exchange'
    * held 'for' noun -> reverse
    * noun 'with' noun -> reverse reverse;

Extend "t" last * noun -> TestNoun;

Extend 't' first * -> Test;

Extend 'wave' replace * -> NewWave;

Extend only 'feel' 'touch' replace * noun -> Feel;

[ TestSub "a\
           " b o "@@98"; ! Not an escape sequence.
    string 25 low_string;
    print "Test what?> ";
    table->0 = 260;
    parse->0 = 61;
    #Ifdef TARGET_ZCODE;
    read buffer parse;
    #Ifnot; ! TARGET_GLULX
    KeyboardPrimitive(buffer, parse);
    #Endif; ! TARGET_
    switch (parse-->1) {
    'save':
        #Ifdef TARGET_ZCODE;
        #Ifv3;
        @save ?saved;
        #Ifnot;
        save saved;
        #Endif;
        #Endif;
        print "Saving failed.^";
    'restore':
        #Ifdef TARGET_ZCODE;
        restore saved;
        #Endif;
        print "Restoring failed.^";
    'restart':
        @restart;
    'quit', 'q//':
        quit;
        return 2; rtrue; rfalse; return;
    'print', 'p//':
        print "Print:^",
            " (string): ", (string) "xyzzy^",
            " (number): ", (number) 123, "^",
            " (char): ", (char) 'x', "^",
            " (address): ", (address) 'plugh//p', "^",
            " (The): ", (The) person, "^",
            " (the): ", (the) person, "^",
            " (A): ", (A) person, "^",
            " (a): ", (a) person, "^",
            " (an): ", (an) person, "^",
            " (name): ", (name) person, "^",
            " (object): ", (object) person, "^",
            " (property): ", (property) alias, "^",
            " (<routine>): ", (LanguageNumber) 123, "^",
            " <expression>: ", a * 2 - 1, "^",
            " (<expression>): ", (a + person), "^";
        print "Escapes:^",
            " by mnemonic: @!! @<< @'A @AE @et @:y^",
            " by decimal value: @@64 @@126^",
            " by Unicode value: @{DC}@{002b}^",
            " by string variable: @25^";
    'font', 'style': 
        font off; print "font off^";
        font on; print "font on^";
        style reverse; print "style reverse^"; style roman;
        style bold; print "style bold^";
        style underline; print "style underline^";
        style fixed; print "style fixed^";
        style roman; print "style roman^";
    'statements':
        spaces 8;
        objectloop (o) {
            print "objectloop (o): ", (the) o, "^";
        }
        objectloop (o in compass) { ! 'in' is a keyword
            print "objectloop (o in compass): ", (the) o, "^";
        }
        objectloop (o in compass && true) { ! 'in' is an operator
            print "objectloop (o in compass && true): ", (the) o, "^";
        }
        objectloop (o from se_obj) {
            print "objectloop (o from se_obj): ", (the) o, "^";
        }
        objectloop (o near person) {
            print "objectloop (o near person): ", (the) o, "^";
        }
        #Ifdef TARGET_ZCODE;
        #Trace assembly on;
@ ! This is assembly.
        add -4 ($$1+$3)*2 -> b;
        @get_sibling test_tube -> b ?saved;
        @inc [b];
        @je sp (1+3*0) ? equal;
        @je 1 ((sp)) ?~ different;
        .! This is a label:
            equal;
        print "sp == 1^";
        jump label;
        .different;
        print "sp @@126= 1^";
        .label;
        #Trace off; #Endif; ! TARGET_ZCODE
        a = random(10);
        switch (a) {
        1, 9:
            box "Testing oneself is best when done alone."
                "                         -- Jimmy Carter";
        2, 6, to, 3 to 5, to to to:
            <Take pigeon>;
            #Ifdef VN_1633;
            <Jump, person>;
            #Endif;
            a = ##Drop;
            < ! The angle brackets may be separated by whitespace.
                < (a) pigeon > >;
        default:
            do {
                give person general ~general;
            } until (person provides life && ~~false);
            if (a == 7) a = 4;
            else a = 5;
        }
    'expressions':
        a = 1+1-1*1/1%1&1|1&&1||1==(1~=(1>(1<(1>=(1<=1)))));
        a++; ++a; a--; --a;
        a = person.life;
        a = kitchen.&arr;
        a = kitchen.#arr;
        a = Bird::wingspan;
        a = kitchen has general;
        a = kitchen hasnt general;
        a = kitchen provides arr;
        a = person in kitchen;
        a = person notin kitchen;
        a = person ofclass Bird;
        a = a == 0 or 1;
        a = StubR();
        a = StubR(a);
        a = StubR(, a);
        a = "string";
        a = 'word';
        a = '''; ! character
        a = $09afAF;
        a = $$01;
        a = ##Eat; a = #a$Eat;
        a = #g$self;
        a = #n$!word;
        a = #r$StubR;
        a = #dict_par1;
    default:
        for (a = 2, b = a; (a < buffer->1 + 2) && (Bird::wingspan): ++a, b--) {
            print (char) buffer->a;
        }
        new_line;
        for (::) break;
    }
    .saved;;
];

[ TestNumberSub;
    print_ret parsed_number, " is ", (number) parsed_number, ".";
];

[ TestAttributeSub; print_ret (The) noun, " has been reversed."; ];

[ CreatureTest obj; return obj has animate; ];

[ TestCreatureSub; print_ret (The) noun, " is a creature."; ];

[ TestMultiheldSub; print_ret "You are holding ", (the) noun, "."; ];

[ TestMultiexceptSub; "You test ", (the) noun, " with ", (the) second, "."; ];

[ TestMultiinsideSub; "You test ", (the) noun, " from ", (the) second, "."; ];

[ TestMultiSub; print_ret (The) noun, " is a thing."; ];

[ TestNounFilterSub; print_ret (The) noun, " is a bird."; ];

[ TestScopeFilterSub; print_ret (The) noun, " is a direction."; ];

[ TestSpecialSub; "Your lucky number is ", parsed_number, "."; ];

[ TestTopicSub; "You discuss a topic."; ];

[ TestNounSub; "That is ", (a) noun, "."; ];

[ TestHeldSub; "You are holding ", (a) noun, "."; ];

[ NewWaveSub; "That would be foolish."; ];

[ FeelSub; print_ret (The) noun, " feels normal."; ];

[ ReverseSub from;
    from = parent(noun);
    move noun to parent(second);
    if (from == to)
        move second to to;
    else
        move second to from;
    give noun to;
    from = to;
    give second from;
    "You swap ", (the) noun, " and ", (the) second, ".";
];

End: The End directive ends the source code.