New map_is_empty command

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ### v0.1.9
 
+* New map_is_empty command.
 * New map_size command.
 * New map_remove command.
 * New is_map command.

docs/sdk.md

@@ -24,6 +24,7 @@
 * [std::collections::IsMap (is_map)](#std__collections__IsMap)
 * [std::collections::Map (map)](#std__collections__Map)
 * [std::collections::MapGet (map_get)](#std__collections__MapGet)
+* [std::collections::MapIsEmpty (map_is_empty)](#std__collections__MapIsEmpty)
 * [std::collections::MapPut (map_put)](#std__collections__MapPut)
 * [std::collections::MapRemove (map_remove)](#std__collections__MapRemove)
 * [std::collections::MapSize (map_size)](#std__collections__MapSize)
@@ -1138,6 +1139,45 @@ release ${handle}
 #### Aliases:
 map_get
 
+<a name="std__collections__MapIsEmpty"></a>
+## std::collections::MapIsEmpty
+
+```sh
+var = map_is_empty handle
+```
+
+Returns true if the provided map handle is an empty map.
+
+#### Parameters
+
+The map handle.
+
+#### Return Value
+
+True if the provided handle belongs to an empty map.
+
+#### Examples
+
+```sh
+handle = map
+map_put ${handle} key value
+empty = map_is_empty ${handle}
+```
+
+
+#### Source:
+
+```sh
+
+scope::map_is_empty::length = map_size ${scope::map_is_empty::argument::1}
+equals 0 ${scope::map_is_empty::length}
+
+```
+
+
+#### Aliases:
+map_is_empty
+
 <a name="std__collections__MapPut"></a>
 ## std::collections::MapPut
 ```sh

duckscript_sdk/src/sdk/std/collections/map_is_empty/help.md

@@ -0,0 +1,21 @@
+```sh
+var = map_is_empty handle
+```
+
+Returns true if the provided map handle is an empty map.
+
+#### Parameters
+
+The map handle.
+
+#### Return Value
+
+True if the provided handle belongs to an empty map.
+
+#### Examples
+
+```sh
+handle = map
+map_put ${handle} key value
+empty = map_is_empty ${handle}
+```

duckscript_sdk/src/sdk/std/collections/map_is_empty/mod.rs

@@ -0,0 +1,22 @@
+use crate::types::command::create_alias_command;
+use crate::utils::pckg;
+use duckscript::types::command::Command;
+use duckscript::types::error::ScriptError;
+
+#[cfg(test)]
+#[path = "./mod_test.rs"]
+mod mod_test;
+
+pub(crate) fn create(package: &str) -> Result<Box<dyn Command>, ScriptError> {
+    let name = pckg::concat(package, "MapIsEmpty");
+    let command = create_alias_command(
+        name,
+        vec!["map_is_empty".to_string()],
+        include_str!("help.md").to_string(),
+        "map_is_empty".to_string(),
+        include_str!("script.ds").to_string(),
+        1,
+    )?;
+
+    Ok(Box::new(command))
+}

duckscript_sdk/src/sdk/std/collections/map_is_empty/mod_test.rs

@@ -0,0 +1,7 @@
+use super::*;
+use crate::test;
+
+#[test]
+fn common_functions() {
+    test::test_common_command_functions(create("").unwrap());
+}

duckscript_sdk/src/sdk/std/collections/map_is_empty/script.ds

@@ -0,0 +1,3 @@
+
+scope::map_is_empty::length = map_size ${scope::map_is_empty::argument::1}
+equals 0 ${scope::map_is_empty::length}

duckscript_sdk/src/sdk/std/collections/mod.rs

@@ -9,6 +9,7 @@ mod is_array;
 mod is_map;
 mod map;
 mod map_get;
+mod map_is_empty;
 mod map_put;
 mod map_remove;
 mod map_size;
@@ -36,6 +37,7 @@ pub(crate) fn load(commands: &mut Commands, parent: &str) -> Result<(), ScriptEr
     commands.set(is_map::create(&package))?;
     commands.set(map::create(&package))?;
     commands.set(map_get::create(&package))?;
+    commands.set(map_is_empty::create(&package)?)?;
     commands.set(map_put::create(&package))?;
     commands.set(map_remove::create(&package))?;
     commands.set(map_size::create(&package))?;

test/std/collections/array_is_empty_test.ds

@@ -0,0 +1,30 @@
+
+fn test_size_empty
+    handle = array
+
+    result = array_is_empty ${handle}
+    assert ${result}
+
+    release ${handle}
+end
+
+fn test_size_emptied
+    handle = array
+
+    result = array_push ${handle} value
+    assert_eq ${result} true
+    array_pop ${handle}
+
+    result = array_is_empty ${handle}
+    assert ${result}
+    release ${handle}
+end
+
+fn test_size_not_empty
+    handle = array 1 2 3
+
+    result = array_is_empty ${handle}
+    assert_false ${result}
+
+    release ${handle}
+end

test/std/collections/map_is_empty_test.ds

@@ -0,0 +1,35 @@
+
+fn test_size_empty
+    handle = map
+
+    result = map_is_empty ${handle}
+    assert ${result}
+
+    release ${handle}
+end
+
+fn test_size_emptied
+    handle = map
+
+    result = map_put ${handle} key value
+    assert_eq ${result} true
+    map_remove ${handle} key
+
+    result = map_is_empty ${handle}
+    assert ${result}
+    release ${handle}
+end
+
+fn test_size_not_empty
+    handle = map
+
+    result = map_put ${handle} a 1
+    result = map_put ${handle} b 2
+    result = map_put ${handle} c 3
+    result = map_put ${handle} a 4
+
+    result = map_is_empty ${handle}
+    assert_false ${result}
+    
+    release ${handle}
+end