Nasal-Interpreter/test/scalar.nas

283 lines
7.2 KiB
Plaintext

use std.runtime;
use std.math;
# basic type
nil;
2147483647;
0x7fffffff;
0xdeadbeef;
0o70120327;
"hello world!";
'hello world!';
-12;
!0;
-((30));
[];
{};
[0,1,2,3,4,5][2]; # 2
[0,1,2,3,4,5,6,7,8,9,10][0,2,4:7,9];
[0,1,2,3,4,5,6,7,8,9,10,][0,2,4:7,9];
([0,1,2,3,4])[2]; # 2
(([0,1,2,3]))[2]; # 2
[0,1,2,3,4,5][5,4,3,2+1][0:2][0]; # 5
{str:"hello"}.str; # "hello"
{str:"hello"}["str"]; # "hello"
{"str":"hello\"\"\n"}["str"]; # "hello"
20? 1:0;
# normal scalar
var number_1=1;
var number_2=0xdeadbeef;
var number_3=0x13702;
var number_4=0.12341490239423;
var string_1="hello";
var string_2='hello';
var string_3=number_1? 'yes':'no'; # yes
# vector
var vector_1=[];
var vector_2=[0,1,2,"str",number_1,vector_1];
var vector_3=vector_2[-3,-1];
var vector_4=vector_2[0:3];
var vector_5=vector_2[3:];
# hash
var hash_1={};
var hash_2={str1:'str1', str2:'str2', num1:0x7fffffff};
var hash_3={
"member_1":1,
"member_2":2,
"member_3":3,
};
var hash_4={
mem_1:hash_1,
mem_2:hash_2.num1, # also this can be written as hash_2["num1"]
mem_3:hash_3["member_1"]
};
# function
var func_1 = func() {return 1;}
var prt = func(x) {println(x);return nil;}
var func_with_dynamic_id = func(a,b,c,d...) {return [a,b,c,d];}
var func_with_lack_para = func(a,b,c=1,d=2) {return a+b+c+d;}
var func_with_func_para = func(a,f) {return f(a);}
func_with_lack_para(a:1, b:2, c:3, d:4);
func_with_lack_para(b:1, c:3, a:4, d:1);
func_with_func_para(f:func prt,a:1);
func_with_func_para(func func_1(),func(x) {return x;});
func_with_func_para(func_1(),func_1);
prt(func func_1());
var test_func_ret_number_1 = func func_1(); # 1
var test_func_ret_number_2=func_1(); # 1
var source={
member_1: func func_1(), # this will get a number
member_2: func {return 2.71828;} # this will get a function
};
println(source['member_2']());
println(source.member_2());
var test_func = func {return 1;}
println(func test_func()); # 1
println(test_func()); # 1
println(func test_func); # nothing
println(test_func); # nothing
println(([0,1,2,3])[1]); # 1
println(({str:"what?"})["str"]); # what?
println(({str:"what?"}).str); # what?
# lambda
(func(x) {return x>0? x:0;})(12);
(func {println("hello world");})();
(((func(x) {return 1.0/math.exp(x);})))(0);
# flexible definition & assignment
var (r,g,b)=[0x00,0x10,0xff];
(var r,g,b)=[0x00,0x10,0xff];
var color=[0x00,0x10,0xff];
var (r,g,b)=color;
(var r,g,b)=color;
(r,g,b)=(b,g,r);
(number_1,number_2)=(number_2,number_1);
var (swap_a,swap_b)=(0x1,0x80);
(swap_a,swap_b)=(swap_b,swap_a);
# ((swap_a),(swap_b))=(swap_b,swap_a) is wrong
# anything that use multi_assignment must not have curve around them
var multi_assign_1=[0,1,2,3,4];
var multi_assign_2=[10,9,8,7];
(multi_assign_1[1],multi_assign_2[0])=(multi_assign_1[2],multi_assign_2[1]);
# calculation
1+1;
1+1-2+3-4+5-6;
1+1*8-9/3;
1*-1;
1*(1+2*(3+4*(5+6*(7+8*(9+10/(1+1))))));
((-1*2+9))/7-1;
((({num:2})))["num"]*2*2*2;
((((([0,1,2])[0:2]))[0:2]))[1]-1;
println((((((((((((((((((((1+1+2+3+5)+8))+13)))+21))))+34)))))+55))))*89); # 12727
number_1*(number_2+number_3)/90-number_4;
(func test_func)()-1;
hash_3.member_3+(func {return {what:"i don't tell you.",case_small:80,case_large:100}})()["case_large"]/10;
-1*10+5 or 10-10;
nil and 1+7*8;
(number_1 or number_2) and (number_3 or number_4-number_4*1);
[0,1,4,3,2][4]*2-4+1*2*2*2*2*2/8;
{num:0}.num or {what_is_the_secret_of_universe:42}["what_is_the_secret_of_universe"];
"123"~"456"-123456*2/2;
var hash={str:'hello',f:func {return me.str;}};
var tmp_f=hash.f;
hash=1;
println(tmp_f());
# undefined symbol 'me'
# this means that
# when generating local_scope for function f,
# nasal_gc will not count 'me' as one reference of this hash
var h1={str:'hello',f:func {return me.str;}};
var h2={str:'world',f:func {return nil;}};
h2.f=h1.f;
println(h2.f());
# print 'world'
# this means that 'me' in hash's functions
# only points to the hash this function belongs to
var f1 = func() {println(1);return 1;}
var f2 = func() {println(2);return 0;}
f1() or f2();
# print '1'
# this means that when using 'or' or 'and',
# if the result is clear when calculating,
# objects behind will not be calculated
print(
subvec([0,1,2,3],2),'\n',
subvec([0,1,2,3],2,1),'\n',
abs(1),'\n',
abs(-1),'\n',
systime(),'\n',
isfunc(func {}),' ',isfunc([]),'\n',
ishash({}),' ',ishash([]),'\n',
isint(114.514),' ',isint(114514),'\n',
isnum("0xaa55"),' ',isnum("?"),'\n',
isscalar(0.618),' ',isscalar("hello"),' ',isscalar([]),'\n',
isstr("hello"),' ',isstr(func {}),'\n',
isvec([]),' ',isvec("[]"),'\n',
vecindex([0,1,2,3,4],1),'\n',
vecindex(["apple","banana"],"apple")!=nil,'\n'
);
println(values({
a:1,
b:2,
c:3
}));
println(find("cd", "abcdef")); # prints 2
println(find("x", "abcdef")); # prints -1
println(find("cd", "abcdef")); # prints 2
var a={
new: func(x=0) {
return {
x:x,
parents:[a]
};
},
new2: func(x=0) {
return {
x:x,
parents:a
};
}
};
println(isa(a.new(),a)); # 1
println(isa(a.new2(),a));# 0
var a=[10,-10,0,1,2,3,nil,"string","hello",[],[0,1,2,3],{},{a:0,b:1,c:2},func {}];
println("type\tsize\tnum\tsrc");
foreach(var i;a) {
println(typeof(i),'\t',size(i),'\t',num(i),'\t',i);
}
foreach(i;a) {
;
}
println(runtime.argv());
println(globals.arg);
func(a,b,c,d="只有红茶可以吗") {
println(a,' ',b,' ',c,' ',d,' true: ',true,' false: ',false);
}(c:1919810,b:514,a:114);
# test binary negation
println("~ 0x80: ",~0x80);
println("~ 0x8000: ",~0x8000);
println("~ 0x80000000: ",~0x80000000);
println("~ 0x8000000000000000: ",~0x8000000000000000);
println(~0x80000000==~0x8000000000000000);
var h=split(" ","0 1 2 3 4 5 6 7 8 9 a b c d e f");
for(var a=0;a<16;a+=1) {
for(var b=0;b<16;b+=1) {
for(var c=0;c<16;c+=1) {
if (((a^b)&c)!=(a^(b&c))) {
println("0x"~h[a],"^","0x"~h[b],"&","0x"~h[c]," -> a^b&c = 0x",h[a^b&c]," (a^b)&c = 0x",h[(a^b)&c]," a^(b&c) = 0x",h[(a^(b&c))]);
}
}
}
}
for(var a=0;a<16;a+=1) {
for(var b=0;b<16;b+=1) {
var temp=b;
println("temp^=0x"~h[a]~" -> 0x",h[temp^=a]," temp&=0x"~h[a]~" -> 0x",h[temp&=a]," temp|=0x"~h[a]~" -> 0x",h[temp|=a]);
}
}
print([0, 1, 2]~[3, 4, 5], "\n");
print(num("1.79769313486231570814527423731704357e+308"), "\n");
print(num("4.94065645841246544176568792868e-324"), "\n");
var test_call_iterator = {iter: 0};
foreach(test_call_iterator.iter; [0, 1, 2, 3]) {
println(test_call_iterator);
}
var test_single_id_iterator = 0;
foreach(test_single_id_iterator; [0, 1, 2, 3]) {
println(test_single_id_iterator);
}
# simple closure test, make sure two functions share the same closure
var closure_tester = func() {
var b = 0;
return [
func { b += 1; },
func { return b; }
];
}();
for(var i = 1; i<=10; i += 1) {
closure_tester[0]();
if (closure_tester[1]()!=i) {
die("test failed: expect " ~ i ~ ", but get " ~ closure_tester[1]());
}
}
func() {
var a = nil;
var b = nil;
var c = nil;
println(a??b??c??"a??b??c?? -> should print this text");
var a = {b: 2};
println(a?.b); # should be 2
var a = nil;
println(a?.b); # should be nil
}();