UnflavoredMeson/monkey
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type checking and error handling for builtins improved.
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This commit is contained in:
Chuck Smith
2024-03-25 16:18:08 -04:00
parent 1c99d2198b
commit 6d234099d1
52 changed files with 650 additions and 433 deletions
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32
builtins/divmod.go
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@@ -1,24 +1,24 @@
package builtins
import "monkey/object"
import (
"monkey/object"
"monkey/typing"
)
// Divmod ...
func Divmod(args ...object.Object) object.Object {
if len(args) != 2 {
return newError("wrong number of arguments. got=%d, want=2",
len(args))
if err := typing.Check(
"divmod", args,
typing.ExactArgs(2),
typing.WithTypes(object.INTEGER_OBJ, object.INTEGER_OBJ),
); err != nil {
return newError(err.Error())
}
if a, ok := args[0].(*object.Integer); ok {
if b, ok := args[1].(*object.Integer); ok {
elements := make([]object.Object, 2)
elements[0] = &object.Integer{Value: a.Value / b.Value}
elements[1] = &object.Integer{Value: a.Value % b.Value}
return &object.Array{Elements: elements}
} else {
return newError("expected argument #2 to `divmod` to be `int` got=%s", args[1].Type())
}
} else {
return newError("expected argument #1 to `divmod` to be `int` got=%s", args[0].Type())
}
a := args[0].(*object.Integer)
b := args[1].(*object.Integer)
elements := make([]object.Object, 2)
elements[0] = &object.Integer{Value: a.Value / b.Value}
elements[1] = &object.Integer{Value: a.Value % b.Value}
return &object.Array{Elements: elements}
}