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Added _toString()

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This commit is contained in:
Kayne Ruse
2023-02-05 13:29:44 +00:00
parent 60225b733b
commit 0e932f24cc
2 changed files with 58 additions and 1 deletions
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49
repl/lib_compound.c
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@@ -142,6 +142,53 @@ static int nativeToLower(Toy_Interpreter* interpreter, Toy_LiteralArray* argumen
return 1;
}
static char* toStringUtilObject = NULL;
static void toStringUtil(const char* input) {
int len = strlen(input) + 1;
if (len > TOY_MAX_STRING_LENGTH) {
len = TOY_MAX_STRING_LENGTH;
}
toStringUtilObject = TOY_ALLOCATE(char, len);
snprintf(toStringUtilObject, len, "%s", input);
}
static int nativeToString(Toy_Interpreter* interpreter, Toy_LiteralArray* arguments) {
//no arguments
if (arguments->count != 1) {
interpreter->errorOutput("Incorrect number of arguments to _toString\n");
return -1;
}
//get the argument
Toy_Literal selfLiteral = Toy_popLiteralArray(arguments);
//parse to a value
Toy_Literal selfLiteralIdn = selfLiteral;
if (TOY_IS_IDENTIFIER(selfLiteral) && Toy_parseIdentifierToValue(interpreter, &selfLiteral)) {
Toy_freeLiteral(selfLiteralIdn);
}
//print it to a custom function
Toy_printLiteralCustom(selfLiteral, toStringUtil);
//create the resulting string and push it
Toy_Literal result = TOY_TO_STRING_LITERAL(Toy_createRefString(toStringUtilObject)); //internal copy
Toy_pushLiteralArray(&interpreter->stack, result);
//cleanup
TOY_FREE_ARRAY(char, toStringUtilObject, Toy_lengthRefString( TOY_AS_STRING(result) ) + 1);
toStringUtilObject = NULL;
Toy_freeLiteral(result);
Toy_freeLiteral(selfLiteral);
return 1;
}
static int nativeToUpper(Toy_Interpreter* interpreter, Toy_LiteralArray* arguments) {
//no arguments
if (arguments->count != 1) {
@@ -325,7 +372,7 @@ int Toy_hookCompound(Toy_Interpreter* interpreter, Toy_Literal identifier, Toy_L
// {"_some", native}, //array, dictionary, string
// {"_sort", native}, //array
{"_toLower", nativeToLower}, //string
// {"_toString", native}, //array, dictionary
{"_toString", nativeToString}, //array, dictionary
{"_toUpper", nativeToUpper}, //string
{"_trim", nativeTrim}, //string
{NULL, NULL}

10
test/scripts/lib/compound.toy
View File

@@ -32,6 +32,16 @@ import compound;
}
//test toString
{
var a = [[1, 2, 3], [4, 5, 6], [7, 8, 9]];
var s = a.toString();
assert s == "[[1,2,3],[4,5,6],[7,8,9]]", "array._toString() failed";
}
//test toUpper
{
assert "Hello World".toUpper() == "HELLO WORLD", "_toUpper() failed";