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Take into account read/write properties

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aaron 2024-08-15 13:02:09 -07:00 • committed by GitHub
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docs/user-defined-type-functions.md
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@ -96,12 +96,12 @@ This section details the initial programming interface we propose for `type`s wh
| Instance Attributes | Type | Description | | Instance Attributes | Type | Description |
| ------------- | ------------- | ------------- | | ------------- | ------------- | ------------- |
| `unknown` | `type` | an immutable runtime representation of the built-in type `unknown` | | `unknown` | `type` | an immutable instance of the built-in type `unknown` |
| `never` | `type` | an immutable runtime representation of the built-in type `never` | | `never` | `type` | an immutable instance of the built-in type `never` |
| `any` | `type` | an immutable runtime representation of the built-in type `any` | | `any` | `type` | an immutable instance of the built-in type `any` |
| `boolean` | `type` | an immutable runtime representation of the built-in type `boolean` | | `boolean` | `type` | an immutable instance of the built-in type `boolean` |
| `number` | `type` | an immutable runtime representation of the built-in type `number` | | `number` | `type` | an immutable instance of the built-in type `number` |
| `string` | `type` | an immutable runtime representation of the built-in type `string` | | `string` | `type` | an immutable instance of the built-in type `string` |
| Instance Methods | Return Type | Description | | Instance Methods | Return Type | Description |
| ------------- | ------------- | ------------- | | ------------- | ------------- | ------------- |
@ -110,13 +110,13 @@ This section details the initial programming interface we propose for `type`s wh
| Static Methods | Return Type | Description | | Static Methods | Return Type | Description |
| ------------- | ------------- | ------------- | | ------------- | ------------- | ------------- |
| `get(arg: string \| boolean \| nil)` | `type` | returns an immutable runtime representation of the argument as a singleton type | | `singleton(arg: string \| boolean \| nil)` | `type` | returns an immutable instance of the argument as a singleton type |
| `negationof(arg: type)` | `type` | returns an immutable runtime representation of the argument as a negated type; the argument cannot be an instance of a table or a function | | `negationof(arg: type)` | `type` | returns an immutable instance of the parameter as a negated type; the parameter cannot be a table or function type |
| `unionof(...: type)` | `type` | returns an immutable runtime representation of an union type of the arguments; requires the arguments size to be at least 2 | | `unionof(...: type)` | `type` | returns an immutable instance of an union type of the arguments; requires at least 2 parameters to be provided |
| `intersectionof(...: type)` | `type` | returns an immutable runtime representation of an intersection type of the arguments | | `intersectionof(...: type)` | `type` | returns an immutable instance of an intersection type of the arguments; requires at least 2 parameters to be provided |
| `newtable(props: {[type]: type}?, indexer: {key: type, value: type}?, metatable: type?)` | `type` | returns a mutable runtime representation of a table type; the keys of the table's property must be a runtime representation of the singleton types; if provided the metatable parameter, this table becomes a metatable | | `newtable(props: {[type]: type}?, indexer: {key: type, value: type}?, metatable: type?)` | `type` | returns a mutable instance of a table type; the keys of the table's property must be a singleton type; if provided the metatable parameter, this table becomes a metatable |
| `newfunction(parameters: {pack: {type}?, variadic: type?}, returns: {pack: {type}?, variadic: type?})` | `type` | returns a mutable runtime representation of a `function` type | | `newfunction(parameters: {pack: {type}?, variadic: type?}, returns: {pack: {type}?, variadic: type?})` | `type` | returns a mutable instance of a `function` type |
| `copy(arg: type)` | `type` | returns a deep copy of the argument | | `copy(arg: type)` | `type` | returns a deep copy of the given `type` |
#### Negation #### Negation
@ -134,12 +134,19 @@ This section details the initial programming interface we propose for `type`s wh
| Instance Methods | Return Type | Description | | Instance Methods | Return Type | Description |
| ------------- | ------------- | ------------- | | ------------- | ------------- | ------------- |
| `setproperty(key: type, value: type?)` | `nil` | adds / overrides (if same key exists) a key, value pair to the table's properties; if value is nil, removes the key, value pair; if the key does not exist and the value is nil, nothing happens | | `setproperty(key: type, value: type?)` | `()` | adds / overrides (if same key exists) a key, value pair to the table's properties; if value is nil, removes the key, value pair; if the key does not exist and the value is nil, nothing happens; equivalent to calling `setreadproperty` and `setwriteproperty` with the same parameters |
| `getproperty(key: type)` | `type?` | returns the value associated with the key from the table's properties; if the key does not exists, returns nil | | `setreadproperty(key: type, value: type?)` | `()` | adds / overrides (if same key exists) a key, value pair to the table's properties; if value is nil, removes the key, value pair; if the key does not exist and the value is nil, nothing happens |
| `properties()` | `{[type]: type}` | returns a table of the table's properties | | `setwriteproperty(key: type, value: type?)` | `()` | adds / overrides (if same key exists) a key, value pair to the table's properties; if value is nil, removes the key, value pair; if the key does not exist and the value is nil, nothing happens |
| `setindexer(key: type, value: type)` | `nil` | sets the table's indexer with key type as the first argument and value type as the second argument | | `readproperty(key: type)` | `type?` | returns the type used for _reading_ values to this property in the table; if the key does not exist, returns nil |
| `indexer()` | `{key: type, value: type}?` | returns the table's indexer as a table; if the indexer does not exist, returns nil | | `writeproperty(key: type)` | `type?` | returns the type used for _writing_ values to this property in the table; if the key does not exist, returns nil |
| `setmetatable(arg: type)` | `nil` | sets the table's metatable to the argument | | `properties()` | `{[type]: { read: type, write: type } }` | returns a table mapping property keys to a table with their respective read and write types |
| `setindexer(index: type, result: type)` | `()` | sets the table's indexer with the index type as the first parameter, and the result as the second parameter; equivalent to calling `setreadindexer` and `setwriteindexer` with the same parameters |
| `setreadindexer(index: type, result: type)` | `()` | sets the table's indexer with the index type as the first parameter, and the resulting read type as the second parameter |
| `setwriteindexer(index: type, result: type)` | `()` | sets the table's indexer with the index type as the first parameter, and the resulting write type as the second parameter |
| `indexer()` | `{index: type, readresult: type, writeresult: type}?` | returns the table's indexer as a table; if the indexer does not exist, returns nil |
| `readindexer()` | `{index: type, result: type}?` | returns the table's indexer as a table using the read type of the result; if the indexer does not exist, returns nil |
| `writeindexer()` | `{index: type, result: type}?` | returns the table's indexer as a table using the write type of the result; if the indexer does not exist, returns nil |
| `setmetatable(arg: type)` | `()` | sets the table's metatable to the argument |
| `metatable()` | `type?` | returns the table's metatable; if the metatable does not exist, returns nil | | `metatable()` | `type?` | returns the table's metatable; if the metatable does not exist, returns nil |
#### Function #### Function
@ -167,10 +174,13 @@ This section details the initial programming interface we propose for `type`s wh
| Instance Methods | Return Type | Description | | Instance Methods | Return Type | Description |
| ------------- | ------------- | ------------- | | ------------- | ------------- | ------------- |
| `properties()` | `{[type]: type}` | returns the class's properties | | `properties()` | `{[type]: { read: type, write: type }}` | returns a table mapping class' property keys to a table with their respective read and write types |
| `parent()` | `type?` | returns the class's parent class; if the parent class does not exist, returns nil | | `readparent()` | `type?` | returns the read type of class' parent class; if the parent class does not exist, returns nil |
| `metatable()` | `type?` | returns the class's metatable; if the metatable does not exists, returns nil | | `writeparent()` | `type?` | returns the write type class' parent class; if the parent class does not exist, returns nil |
| `indexer()` | `{key: type, value: type}?` | returns the class's indexer as a table; if the indexer does not exist, returns nil | | `metatable()` | `type?` | returns the class' metatable; if the metatable does not exists, returns nil |
| `indexer()` | `{index: type, readresult: type, writeresult: type}?` | returns the class' indexer as a table; if the indexer does not exist, returns nil |
| `readindexer()` | `{index: type, result: type}?` | returns the class' indexer as a table using the read type of the result; if the indexer does not exist, returns nil |
| `writeindexer()` | `{index: type, result: type}?` | returns the class' indexer as a table using the write type of the result; if the indexer does not exist, returns nil |
</details> </details>