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So apparently, casting doens't need parens

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Kayne Ruse
2022-09-04 14:08:42 +01:00
parent ac35a859e0
commit 22af1edb1d
3 changed files with 38 additions and 24 deletions
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22
docs/spec.md
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@@ -23,7 +23,6 @@ Names used in the language must start with a letter or underscore, and must cont
The following list of keywords cannot be used as names, due to their significance (or potential later use) in the language.
* any
* array
* as
* assert
* bool
@@ -31,7 +30,6 @@ The following list of keywords cannot be used as names, due to their significanc
* class
* const
* continue
* dictionary
* do
* else
* export
@@ -68,10 +66,10 @@ Likewise, the following logical operators are available (`&&` is more tightly bo
( ) [ ] { } ! != == < > <= >= && ||
```
Other operators used throughout the language are: the assignment, colon, semicolon, comma, dot, pipe, rest operators:
Other operators used throughout the language are: the assignment, colon, semicolon, comma, dot, rest operators:
```
= : ; , . | ...
= : ; , . ...
```
## Types
@@ -86,8 +84,8 @@ Variable names in Toy may have a type. These types are:
* array - a collection of 0-indexed variables
* dictionary - a collection of indexable key-value pairs
* function - chunks of reusable code
* any - any of the above
* type - the type of types
* any - any of the above
Types are optional attachments to names - they can be specified as such:
@@ -99,8 +97,8 @@ var x : int = 0;
Types are not interoperable, but in some cases they can be converted from one type to another by "casting":
```
//declare the variable named "y" as a float, and assign it the value stored in x
var y : float = (float)x;
//declare the variable named "y" as a float, and assign it the value stored in x (which is being cast to a float)
var y : float = float x;
```
Defining the type of a variable is not required - in such a case, the type is "any".
@@ -110,7 +108,7 @@ Defining the type of a variable is not required - in such a case, the type is "a
var z = 1;
```
Variables are first-class citizens, meaning they can be stored in and used from variables:
Types are first-class citizens, meaning they can be stored in and used from variables:
```
//this was originally unintended, but interesting
@@ -506,22 +504,22 @@ fn _get(self, key) {
}
//usable with arrays
fn push(self, val) {
fn _push(self, val) {
//native code
}
//usable with arrays
fn pop(self) {
fn _pop(self) {
//native code
}
//usable with arrays, dictionaries and strings
fn length(self) {
fn _length(self) {
//native code
}
//usable with arrays and dictionaries
fn clear(self) {
fn _clear(self) {
//native code
}
```