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Avoid copying arguments for function calls.

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Stephen Chung
2020-05-03 16:54:24 +08:00
parent fc66a7ecef
commit d83b829810
8 changed files with 81 additions and 64 deletions
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README.md
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@@ -374,19 +374,19 @@ engine.load_package(package.get()); // load the package manually
The follow packages are available:
| Package | Description | In `CorePackage` | In `StandardPackage` |
| ------------------------ | ----------------------------------------------- | :--------------: | :------------------: |
| `ArithmeticPackage` | Arithmetic operators (e.g. `+`, `-`, `*`, `/`) | Yes | Yes |
| `BasicIteratorPackage` | Numeric ranges (e.g. `range(1, 10)`) | Yes | Yes |
| `LogicPackage` | Logic and comparison operators (e.g. `==`, `>`) | Yes | Yes |
| `BasicStringPackage` | Basic string functions | Yes | Yes |
| `BasicTimePackage` | Basic time functions (e.g. [timestamps]) | Yes | Yes |
| `MoreStringPackage` | Additional string functions | No | Yes |
| `BasicMathPackage` | Basic math functions (e.g. `sin`, `sqrt`) | No | Yes |
| `BasicArrayPackage` | Basic [array] functions | No | Yes |
| `BasicMapPackage` | Basic [object map] functions | No | Yes |
| `CorePackage` | Basic essentials | | |
| `StandardPackage` | Standard library | | |
| Package | Description | In `CorePackage` | In `StandardPackage` |
| ---------------------- | ----------------------------------------------- | :--------------: | :------------------: |
| `ArithmeticPackage` | Arithmetic operators (e.g. `+`, `-`, `*`, `/`) | Yes | Yes |
| `BasicIteratorPackage` | Numeric ranges (e.g. `range(1, 10)`) | Yes | Yes |
| `LogicPackage` | Logic and comparison operators (e.g. `==`, `>`) | Yes | Yes |
| `BasicStringPackage` | Basic string functions | Yes | Yes |
| `BasicTimePackage` | Basic time functions (e.g. [timestamps]) | Yes | Yes |
| `MoreStringPackage` | Additional string functions | No | Yes |
| `BasicMathPackage` | Basic math functions (e.g. `sin`, `sqrt`) | No | Yes |
| `BasicArrayPackage` | Basic [array] functions | No | Yes |
| `BasicMapPackage` | Basic [object map] functions | No | Yes |
| `CorePackage` | Basic essentials | | |
| `StandardPackage` | Standard library | | |
Evaluate expressions only
-------------------------
@@ -427,7 +427,7 @@ The following primitive types are supported natively:
| **Boolean value** | `bool` | `"bool"` | `"true"` or `"false"` |
| **Unicode character** | `char` | `"char"` | `"A"`, `"x"` etc. |
| **Unicode string** | `String` (_not_ `&str`) | `"string"` | `"hello"` etc. |
| **Array** (disabled with [`no_index`]) | `rhai::Array` | `"array"` | `"[ ? ? ? ]"` |
| **Array** (disabled with [`no_index`]) | `rhai::Array` | `"array"` | `"[ ?, ?, ? ]"` |
| **Object map** (disabled with [`no_object`]) | `rhai::Map` | `"map"` | `#{ "a": 1, "b": 2 }` |
| **Timestamp** (implemented in the [`BasicTimePackage`](#packages)) | `std::time::Instant` | `"timestamp"` | _not supported_ |
| **Dynamic value** (i.e. can be anything) | `rhai::Dynamic` | _the actual type_ | _actual value_ |
@@ -1372,7 +1372,8 @@ y[2] == 3;
y[3] == 4;
(1 in y) == true; // use 'in' to test if an item exists in the array
(42 in y) == false;
(42 in y) == false; // 'in' uses the '==' operator (which users can override)
// to check if the target item exists in the array
y[1] = 42; // array elements can be reassigned
@@ -1494,7 +1495,7 @@ y.a == 42;
y["baz!$@"] == 123.456; // access via index notation
"baz!$@" in y == true; // use 'in' to test if a property exists in the object map, prints true
"baz!$@" in y == true; // use 'in' to test if a property exists in the object map
("z" in y) == false;
ts.obj = y; // object maps can be assigned completely (by value copy)