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https://github.com/sagiegurari/duckscript
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New array_remove command
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@ -2,6 +2,7 @@
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### v0.3.4
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* New array_remove command.
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* New set_new command.
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* New is_set command.
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* New unset command.
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39
docs/sdk.md
39
docs/sdk.md
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@ -16,6 +16,7 @@
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* [std::collections::ArrayLength (array_length, arrlen)](#std__collections__ArrayLength)
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* [std::collections::ArrayPop (array_pop)](#std__collections__ArrayPop)
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* [std::collections::ArrayPush (array_push, array_add, array_put)](#std__collections__ArrayPush)
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* [std::collections::ArrayRemove (array_remove)](#std__collections__ArrayRemove)
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* [std::collections::ArraySet (array_set)](#std__collections__ArraySet)
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* [std::collections::IsArray (is_array)](#std__collections__IsArray)
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* [std::collections::IsMap (is_map)](#std__collections__IsMap)
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@ -815,6 +816,44 @@ assert_eq ${last_element} 4
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#### Aliases:
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array_push, array_add, array_put
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<a name="std__collections__ArrayRemove"></a>
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## std::collections::ArrayRemove
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```sh
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result = array_remove handle index
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```
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Removes the item from the array at the given index.<br>
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If the array is not found or the index is greater than the array size, this command will return false.<br>
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Otherwise it will return true.
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#### Parameters
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* The array handle.
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* The element index.
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#### Return Value
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True if successful.
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#### Examples
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```sh
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arr = array old
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element = array_get ${arr} 0
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assert_eq ${element} old
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result = array_remove ${arr} 0
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assert ${result}
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empty = array_is_empty ${arr}
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assert ${empty}
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```
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#### Aliases:
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array_remove
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<a name="std__collections__ArraySet"></a>
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## std::collections::ArraySet
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```sh
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31
duckscript_sdk/src/sdk/std/collections/array_remove/help.md
Normal file
31
duckscript_sdk/src/sdk/std/collections/array_remove/help.md
Normal file
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@ -0,0 +1,31 @@
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```sh
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result = array_remove handle index
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```
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Removes the item from the array at the given index.<br>
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If the array is not found or the index is greater than the array size, this command will return false.<br>
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Otherwise it will return true.
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#### Parameters
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* The array handle.
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* The element index.
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#### Return Value
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True if successful.
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#### Examples
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```sh
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arr = array old
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element = array_get ${arr} 0
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assert_eq ${element} old
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result = array_remove ${arr} 0
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assert ${result}
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empty = array_is_empty ${arr}
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assert ${empty}
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```
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90
duckscript_sdk/src/sdk/std/collections/array_remove/mod.rs
Executable file
90
duckscript_sdk/src/sdk/std/collections/array_remove/mod.rs
Executable file
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use crate::utils::pckg;
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use crate::utils::state::{get_handles_sub_state, mutate_list};
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use duckscript::types::command::{Command, CommandResult, Commands};
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use duckscript::types::instruction::Instruction;
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use duckscript::types::runtime::StateValue;
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use std::collections::HashMap;
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#[cfg(test)]
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#[path = "./mod_test.rs"]
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mod mod_test;
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#[derive(Clone)]
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pub(crate) struct CommandImpl {
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package: String,
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}
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impl Command for CommandImpl {
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fn name(&self) -> String {
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pckg::concat(&self.package, "ArrayRemove")
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}
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fn aliases(&self) -> Vec<String> {
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vec!["array_remove".to_string()]
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}
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fn help(&self) -> String {
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include_str!("help.md").to_string()
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}
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fn clone_and_box(&self) -> Box<dyn Command> {
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Box::new((*self).clone())
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}
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fn requires_context(&self) -> bool {
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true
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}
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fn run_with_context(
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&self,
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arguments: Vec<String>,
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state: &mut HashMap<String, StateValue>,
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_variables: &mut HashMap<String, String>,
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_output_variable: Option<String>,
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_instructions: &Vec<Instruction>,
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_commands: &mut Commands,
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_line: usize,
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) -> CommandResult {
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if arguments.len() < 2 {
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CommandResult::Error("Invalid input provided.".to_string())
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} else {
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let state = get_handles_sub_state(state);
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let key = arguments[0].clone();
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let index: usize = match arguments[1].parse() {
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Ok(value) => value,
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Err(_) => {
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return CommandResult::Error(
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format!("Non numeric value: {} provided.", &arguments[1]).to_string(),
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);
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}
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};
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let result = mutate_list(key, state, |list| {
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let list_length = list.len();
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if list_length > index {
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list.remove(index);
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Ok(Some("true".to_string()))
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} else {
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Err(format!(
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"Index: {} is greater than list size: {}",
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index, list_length
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))
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}
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});
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match result {
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Ok(value) => CommandResult::Continue(value),
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Err(error) => CommandResult::Error(error),
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}
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}
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}
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}
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pub(crate) fn create(package: &str) -> Box<dyn Command> {
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Box::new(CommandImpl {
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package: package.to_string(),
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})
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}
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@ -0,0 +1,48 @@
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use super::*;
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use crate::sdk::std::collections::array;
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use crate::test;
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use crate::test::CommandValidation;
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#[test]
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fn common_functions() {
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test::test_common_command_functions(create(""));
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}
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#[test]
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fn run_no_args() {
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test::run_script_and_error(vec![create("")], "out = array_remove", "out");
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}
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#[test]
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fn run_only_handle() {
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test::run_script_and_error(vec![create("")], "out = array_remove handle", "out");
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}
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#[test]
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fn run_not_found() {
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test::run_script_and_error(vec![create("")], "out = array_remove bad_handle 2", "out");
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}
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#[test]
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fn run_found() {
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test::run_script_and_validate(
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vec![create(""), array::create("")],
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r#"
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handle = array a b c "d e"
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out = array_remove ${handle} 3
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"#,
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CommandValidation::Match("out".to_string(), "true".to_string()),
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);
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}
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#[test]
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fn run_found_out_of_bounds() {
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test::run_script_and_error(
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vec![create(""), array::create("")],
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r#"
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handle = array a b c "d e"
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out = array_remove ${handle} 20
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"#,
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"out",
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);
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}
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@ -8,6 +8,7 @@ mod array_join;
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pub(crate) mod array_length;
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pub(crate) mod array_pop;
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mod array_push;
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mod array_remove;
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mod array_set;
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mod is_array;
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mod is_map;
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commands.set(array_concat::create(&package)?)?;
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commands.set(array_contains::create(&package)?)?;
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commands.set(array_get::create(&package))?;
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commands.set(array_push::create(&package))?;
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commands.set(array_set::create(&package))?;
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commands.set(array_is_empty::create(&package)?)?;
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commands.set(array_join::create(&package)?)?;
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commands.set(array_length::create(&package))?;
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commands.set(array_pop::create(&package))?;
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commands.set(array_push::create(&package))?;
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commands.set(array_remove::create(&package))?;
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commands.set(array_set::create(&package))?;
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commands.set(is_array::create(&package))?;
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commands.set(is_map::create(&package))?;
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commands.set(is_set::create(&package))?;
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21
test/std/collections/array_remove_test.ds
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21
test/std/collections/array_remove_test.ds
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fn test_array_with_data
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arr = array 1 2 3
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element = array_get ${arr} 0
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assert_eq ${element} 1
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result = array_remove ${arr} 0
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assert ${result}
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element = array_get ${arr} 0
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assert_eq ${element} 2
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result = array_remove ${arr} 1
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assert ${result}
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result = array_remove ${arr} 0
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assert ${result}
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empty = array_is_empty ${arr}
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assert ${empty}
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end
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