Fix bug in array methods.
This commit is contained in:
Stephen Chung
parent
20915572e8
commit
2b0b79870e
@ -4,6 +4,11 @@ Rhai Release Notes
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Version 1.2.1
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=============
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Bug fixes
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---------
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* Array methods (such as `map`) taking a closure with captures as argument now works properly.
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Version 1.2.0
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=============
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@ -250,7 +250,36 @@ mod array_functions {
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array: &mut Array,
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mapper: FnPtr,
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) -> Result<Array, Box<EvalAltResult>> {
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map_with_fn_name(ctx, array, mapper.fn_name())
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if array.is_empty() {
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return Ok(array.clone());
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}
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let mut ar = Array::with_capacity(array.len());
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for (i, item) in array.iter().enumerate() {
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ar.push(
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mapper
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.call_dynamic(&ctx, None, [item.clone()])
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.or_else(|err| match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(mapper.fn_name()) =>
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{
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mapper.call_dynamic(&ctx, None, [item.clone(), (i as INT).into()])
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}
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_ => Err(err),
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})
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.map_err(|err| {
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Box::new(EvalAltResult::ErrorInFunctionCall(
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"map".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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))
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})?,
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);
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}
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Ok(ar)
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}
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#[rhai_fn(name = "map", return_raw, pure)]
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pub fn map_with_fn_name(
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@ -258,94 +287,57 @@ mod array_functions {
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array: &mut Array,
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mapper: &str,
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) -> Result<Array, Box<EvalAltResult>> {
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if array.is_empty() {
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return Ok(Array::new());
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}
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let mut ar = Array::with_capacity(array.len());
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let mut index_val = Dynamic::UNIT;
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for (i, item) in array.iter_mut().enumerate() {
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let mut args = [item, &mut index_val];
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ar.push(match ctx.call_fn_raw(mapper, true, false, &mut args[..1]) {
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Ok(r) => r,
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Err(err) => match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(mapper) =>
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{
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*args[1] = Dynamic::from(i as INT);
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ctx.call_fn_raw(mapper, true, false, &mut args)?
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}
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_ => {
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return Err(EvalAltResult::ErrorInFunctionCall(
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"map".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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)
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.into())
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}
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},
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});
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}
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Ok(ar)
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map(ctx, array, FnPtr::new(mapper)?)
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}
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#[rhai_fn(return_raw, pure)]
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pub fn filter(
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ctx: NativeCallContext,
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array: &mut Array,
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filter: FnPtr,
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) -> Result<Array, Box<EvalAltResult>> {
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filter_with_fn_name(ctx, array, filter.fn_name())
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}
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#[rhai_fn(name = "filter", return_raw, pure)]
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pub fn filter_with_fn_name(
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ctx: NativeCallContext,
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array: &mut Array,
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filter: &str,
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) -> Result<Array, Box<EvalAltResult>> {
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if array.is_empty() {
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return Ok(array.clone());
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}
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let mut ar = Array::new();
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let mut index_val = Dynamic::UNIT;
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for (i, item) in array.iter_mut().enumerate() {
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let mut args = [item, &mut index_val];
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let keep = match ctx.call_fn_raw(filter, true, false, &mut args[..1]) {
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Ok(r) => r,
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Err(err) => match *err {
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for (i, item) in array.iter().enumerate() {
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if filter
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.call_dynamic(&ctx, None, [item.clone()])
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.or_else(|err| match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(filter) =>
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if fn_sig.starts_with(filter.fn_name()) =>
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{
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*args[1] = Dynamic::from(i as INT);
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ctx.call_fn_raw(filter, true, false, &mut args)?
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filter.call_dynamic(&ctx, None, [item.clone(), (i as INT).into()])
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}
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_ => {
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return Err(EvalAltResult::ErrorInFunctionCall(
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"filter".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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)
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.into())
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}
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},
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}
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.as_bool()
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.unwrap_or(false);
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if keep {
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ar.push(args[0].clone());
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_ => Err(err),
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})
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.map_err(|err| {
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Box::new(EvalAltResult::ErrorInFunctionCall(
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"filter".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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))
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})?
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.as_bool()
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.unwrap_or(false)
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{
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ar.push(item.clone());
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}
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}
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Ok(ar)
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}
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#[rhai_fn(name = "filter", return_raw, pure)]
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pub fn filter_with_fn_name(
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ctx: NativeCallContext,
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array: &mut Array,
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filter_func: &str,
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) -> Result<Array, Box<EvalAltResult>> {
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filter(ctx, array, FnPtr::new(filter_func)?)
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}
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#[rhai_fn(return_raw, pure)]
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pub fn contains(
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ctx: NativeCallContext,
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@ -466,15 +458,6 @@ mod array_functions {
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array: &mut Array,
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filter: FnPtr,
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start: INT,
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) -> Result<INT, Box<EvalAltResult>> {
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index_of_with_fn_name_filter_starting_from(ctx, array, filter.fn_name(), start)
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}
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#[rhai_fn(name = "index_of", return_raw, pure)]
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pub fn index_of_with_fn_name_filter_starting_from(
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ctx: NativeCallContext,
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array: &mut Array,
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filter: &str,
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start: INT,
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) -> Result<INT, Box<EvalAltResult>> {
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if array.is_empty() {
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return Ok(-1);
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@ -491,48 +474,80 @@ mod array_functions {
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start as usize
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};
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let mut index_val = Dynamic::UNIT;
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for (i, item) in array.iter_mut().enumerate().skip(start) {
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let mut args = [item, &mut index_val];
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let found = match ctx.call_fn_raw(filter, true, false, &mut args[..1]) {
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Ok(r) => r,
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Err(err) => match *err {
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for (i, item) in array.iter().enumerate().skip(start) {
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if filter
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.call_dynamic(&ctx, None, [item.clone()])
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.or_else(|err| match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(filter) =>
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if fn_sig.starts_with(filter.fn_name()) =>
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{
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*args[1] = Dynamic::from(i as INT);
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ctx.call_fn_raw(filter, true, false, &mut args)?
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filter.call_dynamic(&ctx, None, [item.clone(), (i as INT).into()])
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}
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_ => {
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return Err(EvalAltResult::ErrorInFunctionCall(
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"index_of".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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)
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.into())
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}
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},
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}
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.as_bool()
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.unwrap_or(false);
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if found {
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_ => Err(err),
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})
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.map_err(|err| {
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Box::new(EvalAltResult::ErrorInFunctionCall(
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"index_of".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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))
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})?
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.as_bool()
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.unwrap_or(false)
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{
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return Ok(i as INT);
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}
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}
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Ok(-1 as INT)
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}
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#[rhai_fn(name = "index_of", return_raw, pure)]
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pub fn index_of_with_fn_name_filter_starting_from(
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ctx: NativeCallContext,
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array: &mut Array,
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filter: &str,
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start: INT,
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) -> Result<INT, Box<EvalAltResult>> {
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index_of_filter_starting_from(ctx, array, FnPtr::new(filter)?, start)
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}
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#[rhai_fn(return_raw, pure)]
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pub fn some(
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ctx: NativeCallContext,
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array: &mut Array,
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filter: FnPtr,
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) -> Result<bool, Box<EvalAltResult>> {
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some_with_fn_name(ctx, array, filter.fn_name())
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if array.is_empty() {
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return Ok(false);
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}
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for (i, item) in array.iter().enumerate() {
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if filter
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.call_dynamic(&ctx, None, [item.clone()])
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.or_else(|err| match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(filter.fn_name()) =>
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{
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filter.call_dynamic(&ctx, None, [item.clone(), (i as INT).into()])
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}
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_ => Err(err),
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})
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.map_err(|err| {
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Box::new(EvalAltResult::ErrorInFunctionCall(
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"some".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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))
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})?
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.as_bool()
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.unwrap_or(false)
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{
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return Ok(true);
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}
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}
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Ok(false)
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}
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#[rhai_fn(name = "some", return_raw, pure)]
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pub fn some_with_fn_name(
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@ -540,44 +555,7 @@ mod array_functions {
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array: &mut Array,
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filter: &str,
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) -> Result<bool, Box<EvalAltResult>> {
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if array.is_empty() {
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return Ok(false);
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}
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let mut index_val = Dynamic::UNIT;
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for (i, item) in array.iter_mut().enumerate() {
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let mut args = [item, &mut index_val];
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let found = match ctx.call_fn_raw(filter, true, false, &mut args[..1]) {
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Ok(r) => r,
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Err(err) => match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(filter) =>
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{
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*args[1] = Dynamic::from(i as INT);
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ctx.call_fn_raw(filter, true, false, &mut args)?
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}
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_ => {
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return Err(EvalAltResult::ErrorInFunctionCall(
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"some".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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)
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.into())
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}
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},
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}
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.as_bool()
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.unwrap_or(false);
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if found {
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return Ok(true);
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}
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}
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Ok(false)
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some(ctx, array, FnPtr::new(filter)?)
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}
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#[rhai_fn(return_raw, pure)]
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pub fn all(
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@ -585,7 +563,37 @@ mod array_functions {
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array: &mut Array,
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filter: FnPtr,
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) -> Result<bool, Box<EvalAltResult>> {
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all_with_fn_name(ctx, array, filter.fn_name())
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if array.is_empty() {
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return Ok(true);
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}
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for (i, item) in array.iter().enumerate() {
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if !filter
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.call_dynamic(&ctx, None, [item.clone()])
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.or_else(|err| match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(filter.fn_name()) =>
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{
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filter.call_dynamic(&ctx, None, [item.clone(), (i as INT).into()])
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}
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_ => Err(err),
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})
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.map_err(|err| {
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Box::new(EvalAltResult::ErrorInFunctionCall(
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"all".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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))
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})?
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.as_bool()
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.unwrap_or(false)
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{
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return Ok(false);
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}
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}
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Ok(true)
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}
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#[rhai_fn(name = "all", return_raw, pure)]
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pub fn all_with_fn_name(
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@ -593,44 +601,7 @@ mod array_functions {
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array: &mut Array,
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filter: &str,
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) -> Result<bool, Box<EvalAltResult>> {
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if array.is_empty() {
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return Ok(true);
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}
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let mut index_val = Dynamic::UNIT;
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for (i, item) in array.iter_mut().enumerate() {
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let mut args = [item, &mut index_val];
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let found = match ctx.call_fn_raw(filter, true, false, &mut args[..1]) {
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Ok(r) => r,
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Err(err) => match *err {
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EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
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if fn_sig.starts_with(filter) =>
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{
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*args[1] = Dynamic::from(i as INT);
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ctx.call_fn_raw(filter, true, false, &mut args)?
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}
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_ => {
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return Err(EvalAltResult::ErrorInFunctionCall(
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"all".to_string(),
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ctx.source().unwrap_or("").to_string(),
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err,
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Position::NONE,
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)
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.into())
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}
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},
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}
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.as_bool()
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.unwrap_or(false);
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if !found {
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return Ok(false);
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}
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}
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Ok(true)
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all(ctx, array, FnPtr::new(filter)?)
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}
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#[rhai_fn(return_raw)]
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pub fn dedup(ctx: NativeCallContext, array: &mut Array) -> Result<(), Box<EvalAltResult>> {
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@ -641,23 +612,14 @@ mod array_functions {
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ctx: NativeCallContext,
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array: &mut Array,
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comparer: FnPtr,
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) -> Result<(), Box<EvalAltResult>> {
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dedup_with_fn_name(ctx, array, comparer.fn_name())
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}
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#[rhai_fn(name = "dedup", return_raw)]
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fn dedup_with_fn_name(
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ctx: NativeCallContext,
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array: &mut Array,
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comparer: &str,
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) -> Result<(), Box<EvalAltResult>> {
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if array.is_empty() {
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return Ok(());
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}
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array.dedup_by(|x, y| {
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let mut args = [x, &mut y.clone()];
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ctx.call_fn_raw(comparer, true, false, &mut args)
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comparer
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.call_dynamic(&ctx, None, [x.clone(), y.clone()])
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.unwrap_or_else(|_| Dynamic::FALSE)
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.as_bool()
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.unwrap_or(false)
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@ -665,13 +627,21 @@ mod array_functions {
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Ok(())
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}
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#[rhai_fn(name = "dedup", return_raw)]
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fn dedup_with_fn_name(
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ctx: NativeCallContext,
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array: &mut Array,
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comparer: &str,
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) -> Result<(), Box<EvalAltResult>> {
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dedup_by_comparer(ctx, array, FnPtr::new(comparer)?)
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}
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#[rhai_fn(return_raw, pure)]
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pub fn reduce(
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ctx: NativeCallContext,
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array: &mut Array,
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reducer: FnPtr,
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) -> Result<Dynamic, Box<EvalAltResult>> {
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reduce_with_fn_name(ctx, array, reducer.fn_name())
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reduce_with_initial(ctx, array, reducer, Dynamic::UNIT)
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}
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#[rhai_fn(name = "reduce", return_raw, pure)]
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pub fn reduce_with_fn_name(
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@ -679,7 +649,7 @@ mod array_functions {
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array: &mut Array,
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reducer: &str,
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) -> Result<Dynamic, Box<EvalAltResult>> {
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reduce_with_fn_name_with_initial(ctx, array, reducer, Dynamic::UNIT)
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reduce(ctx, array, FnPtr::new(reducer)?)
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}
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#[rhai_fn(name = "reduce", return_raw, pure)]
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pub fn reduce_with_initial(
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@ -687,35 +657,23 @@ mod array_functions {
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array: &mut Array,
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reducer: FnPtr,
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initial: Dynamic,
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) -> Result<Dynamic, Box<EvalAltResult>> {
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reduce_with_fn_name_with_initial(ctx, array, reducer.fn_name(), initial)
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}
|
||||
#[rhai_fn(name = "reduce", return_raw, pure)]
|
||||
pub fn reduce_with_fn_name_with_initial(
|
||||
ctx: NativeCallContext,
|
||||
array: &mut Array,
|
||||
reducer: &str,
|
||||
initial: Dynamic,
|
||||
) -> Result<Dynamic, Box<EvalAltResult>> {
|
||||
if array.is_empty() {
|
||||
return Ok(initial);
|
||||
}
|
||||
|
||||
let mut result = initial;
|
||||
let mut index_val = Dynamic::UNIT;
|
||||
|
||||
for (i, item) in array.iter_mut().enumerate() {
|
||||
let mut args = [&mut result, &mut item.clone(), &mut index_val];
|
||||
for (i, item) in array.iter().enumerate() {
|
||||
let item = item.clone();
|
||||
|
||||
result = ctx
|
||||
.call_fn_raw(reducer, true, false, &mut args[..2])
|
||||
result = reducer
|
||||
.call_dynamic(&ctx, None, [result.clone(), item.clone()])
|
||||
.or_else(|err| match *err {
|
||||
EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
|
||||
if fn_sig.starts_with(reducer) =>
|
||||
if fn_sig.starts_with(reducer.fn_name()) =>
|
||||
{
|
||||
*args[1] = item.clone();
|
||||
*args[2] = Dynamic::from(i as INT);
|
||||
ctx.call_fn_raw(reducer, true, false, &mut args)
|
||||
reducer.call_dynamic(&ctx, None, [result, item, (i as INT).into()])
|
||||
}
|
||||
_ => Err(err),
|
||||
})
|
||||
@ -731,13 +689,22 @@ mod array_functions {
|
||||
|
||||
Ok(result)
|
||||
}
|
||||
#[rhai_fn(name = "reduce", return_raw, pure)]
|
||||
pub fn reduce_with_fn_name_with_initial(
|
||||
ctx: NativeCallContext,
|
||||
array: &mut Array,
|
||||
reducer: &str,
|
||||
initial: Dynamic,
|
||||
) -> Result<Dynamic, Box<EvalAltResult>> {
|
||||
reduce_with_initial(ctx, array, FnPtr::new(reducer)?, initial)
|
||||
}
|
||||
#[rhai_fn(return_raw, pure)]
|
||||
pub fn reduce_rev(
|
||||
ctx: NativeCallContext,
|
||||
array: &mut Array,
|
||||
reducer: FnPtr,
|
||||
) -> Result<Dynamic, Box<EvalAltResult>> {
|
||||
reduce_rev_with_fn_name(ctx, array, reducer.fn_name())
|
||||
reduce_rev_with_initial(ctx, array, reducer, Dynamic::UNIT)
|
||||
}
|
||||
#[rhai_fn(name = "reduce_rev", return_raw, pure)]
|
||||
pub fn reduce_rev_with_fn_name(
|
||||
@ -745,7 +712,7 @@ mod array_functions {
|
||||
array: &mut Array,
|
||||
reducer: &str,
|
||||
) -> Result<Dynamic, Box<EvalAltResult>> {
|
||||
reduce_rev_with_fn_name_with_initial(ctx, array, reducer, Dynamic::UNIT)
|
||||
reduce_rev(ctx, array, FnPtr::new(reducer)?)
|
||||
}
|
||||
#[rhai_fn(name = "reduce_rev", return_raw, pure)]
|
||||
pub fn reduce_rev_with_initial(
|
||||
@ -753,35 +720,23 @@ mod array_functions {
|
||||
array: &mut Array,
|
||||
reducer: FnPtr,
|
||||
initial: Dynamic,
|
||||
) -> Result<Dynamic, Box<EvalAltResult>> {
|
||||
reduce_rev_with_fn_name_with_initial(ctx, array, reducer.fn_name(), initial)
|
||||
}
|
||||
#[rhai_fn(name = "reduce_rev", return_raw, pure)]
|
||||
pub fn reduce_rev_with_fn_name_with_initial(
|
||||
ctx: NativeCallContext,
|
||||
array: &mut Array,
|
||||
reducer: &str,
|
||||
initial: Dynamic,
|
||||
) -> Result<Dynamic, Box<EvalAltResult>> {
|
||||
if array.is_empty() {
|
||||
return Ok(initial);
|
||||
}
|
||||
|
||||
let mut result = initial;
|
||||
let mut index_val = Dynamic::UNIT;
|
||||
|
||||
for (i, item) in array.iter_mut().enumerate().rev() {
|
||||
let mut args = [&mut result, &mut item.clone(), &mut index_val];
|
||||
for (i, item) in array.iter().enumerate().rev() {
|
||||
let item = item.clone();
|
||||
|
||||
result = ctx
|
||||
.call_fn_raw(reducer, true, false, &mut args[..2])
|
||||
result = reducer
|
||||
.call_dynamic(&ctx, None, [result.clone(), item.clone()])
|
||||
.or_else(|err| match *err {
|
||||
EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
|
||||
if fn_sig.starts_with(reducer) =>
|
||||
if fn_sig.starts_with(reducer.fn_name()) =>
|
||||
{
|
||||
*args[1] = item.clone();
|
||||
*args[2] = Dynamic::from(i as INT);
|
||||
ctx.call_fn_raw(reducer, true, false, &mut args)
|
||||
reducer.call_dynamic(&ctx, None, [result, item, (i as INT).into()])
|
||||
}
|
||||
_ => Err(err),
|
||||
})
|
||||
@ -797,6 +752,15 @@ mod array_functions {
|
||||
|
||||
Ok(result)
|
||||
}
|
||||
#[rhai_fn(name = "reduce_rev", return_raw, pure)]
|
||||
pub fn reduce_rev_with_fn_name_with_initial(
|
||||
ctx: NativeCallContext,
|
||||
array: &mut Array,
|
||||
reducer: &str,
|
||||
initial: Dynamic,
|
||||
) -> Result<Dynamic, Box<EvalAltResult>> {
|
||||
reduce_rev_with_initial(ctx, array, FnPtr::new(reducer)?, initial)
|
||||
}
|
||||
#[rhai_fn(name = "sort", return_raw)]
|
||||
pub fn sort_with_fn_name(
|
||||
ctx: NativeCallContext,
|
||||
@ -903,13 +867,52 @@ mod array_functions {
|
||||
|
||||
Ok(())
|
||||
}
|
||||
#[rhai_fn(return_raw, pure)]
|
||||
#[rhai_fn(return_raw)]
|
||||
pub fn drain(
|
||||
ctx: NativeCallContext,
|
||||
array: &mut Array,
|
||||
filter: FnPtr,
|
||||
) -> Result<Array, Box<EvalAltResult>> {
|
||||
drain_with_fn_name(ctx, array, filter.fn_name())
|
||||
if array.is_empty() {
|
||||
return Ok(Array::new());
|
||||
}
|
||||
|
||||
let mut drained = Array::with_capacity(array.len());
|
||||
|
||||
let mut i = 0;
|
||||
let mut x = 0;
|
||||
|
||||
while x < array.len() {
|
||||
if filter
|
||||
.call_dynamic(&ctx, None, [array[x].clone()])
|
||||
.or_else(|err| match *err {
|
||||
EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
|
||||
if fn_sig.starts_with(filter.fn_name()) =>
|
||||
{
|
||||
filter.call_dynamic(&ctx, None, [array[x].clone(), (i as INT).into()])
|
||||
}
|
||||
_ => Err(err),
|
||||
})
|
||||
.map_err(|err| {
|
||||
Box::new(EvalAltResult::ErrorInFunctionCall(
|
||||
"drain".to_string(),
|
||||
ctx.source().unwrap_or("").to_string(),
|
||||
err,
|
||||
Position::NONE,
|
||||
))
|
||||
})?
|
||||
.as_bool()
|
||||
.unwrap_or(false)
|
||||
{
|
||||
drained.push(array.remove(x));
|
||||
} else {
|
||||
x += 1;
|
||||
}
|
||||
|
||||
i += 1;
|
||||
}
|
||||
|
||||
Ok(drained)
|
||||
}
|
||||
#[rhai_fn(name = "drain", return_raw)]
|
||||
pub fn drain_with_fn_name(
|
||||
@ -917,65 +920,7 @@ mod array_functions {
|
||||
array: &mut Array,
|
||||
filter: &str,
|
||||
) -> Result<Array, Box<EvalAltResult>> {
|
||||
if array.is_empty() {
|
||||
return Ok(Array::new());
|
||||
}
|
||||
|
||||
let mut index_val = Dynamic::UNIT;
|
||||
let mut removed = Vec::with_capacity(array.len());
|
||||
let mut count = 0;
|
||||
|
||||
for (i, item) in array.iter_mut().enumerate() {
|
||||
let mut args = [item, &mut index_val];
|
||||
|
||||
let remove = match ctx.call_fn_raw(filter, true, false, &mut args[..1]) {
|
||||
Ok(r) => r,
|
||||
Err(err) => match *err {
|
||||
EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
|
||||
if fn_sig.starts_with(filter) =>
|
||||
{
|
||||
*args[1] = Dynamic::from(i as INT);
|
||||
ctx.call_fn_raw(filter, true, false, &mut args)?
|
||||
}
|
||||
_ => {
|
||||
return Err(EvalAltResult::ErrorInFunctionCall(
|
||||
"drain".to_string(),
|
||||
ctx.source().unwrap_or("").to_string(),
|
||||
err,
|
||||
Position::NONE,
|
||||
)
|
||||
.into())
|
||||
}
|
||||
},
|
||||
}
|
||||
.as_bool()
|
||||
.unwrap_or(false);
|
||||
|
||||
removed.push(remove);
|
||||
|
||||
if remove {
|
||||
count += 1;
|
||||
}
|
||||
}
|
||||
|
||||
if count == 0 {
|
||||
return Ok(Array::new());
|
||||
}
|
||||
|
||||
let mut result = Vec::with_capacity(count);
|
||||
let mut x = 0;
|
||||
let mut i = 0;
|
||||
|
||||
while i < array.len() {
|
||||
if removed[x] {
|
||||
result.push(array.remove(i));
|
||||
} else {
|
||||
i += 1;
|
||||
}
|
||||
x += 1;
|
||||
}
|
||||
|
||||
Ok(result.into())
|
||||
drain(ctx, array, FnPtr::new(filter)?)
|
||||
}
|
||||
#[rhai_fn(name = "drain")]
|
||||
pub fn drain_range(array: &mut Array, start: INT, len: INT) -> Array {
|
||||
@ -1004,13 +949,52 @@ mod array_functions {
|
||||
|
||||
array.drain(start..start + len).collect()
|
||||
}
|
||||
#[rhai_fn(return_raw, pure)]
|
||||
#[rhai_fn(return_raw)]
|
||||
pub fn retain(
|
||||
ctx: NativeCallContext,
|
||||
array: &mut Array,
|
||||
filter: FnPtr,
|
||||
) -> Result<Array, Box<EvalAltResult>> {
|
||||
retain_with_fn_name(ctx, array, filter.fn_name())
|
||||
if array.is_empty() {
|
||||
return Ok(Array::new());
|
||||
}
|
||||
|
||||
let mut drained = Array::new();
|
||||
|
||||
let mut i = 0;
|
||||
let mut x = 0;
|
||||
|
||||
while x < array.len() {
|
||||
if !filter
|
||||
.call_dynamic(&ctx, None, [array[x].clone()])
|
||||
.or_else(|err| match *err {
|
||||
EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
|
||||
if fn_sig.starts_with(filter.fn_name()) =>
|
||||
{
|
||||
filter.call_dynamic(&ctx, None, [array[x].clone(), (i as INT).into()])
|
||||
}
|
||||
_ => Err(err),
|
||||
})
|
||||
.map_err(|err| {
|
||||
Box::new(EvalAltResult::ErrorInFunctionCall(
|
||||
"retain".to_string(),
|
||||
ctx.source().unwrap_or("").to_string(),
|
||||
err,
|
||||
Position::NONE,
|
||||
))
|
||||
})?
|
||||
.as_bool()
|
||||
.unwrap_or(false)
|
||||
{
|
||||
drained.push(array.remove(x));
|
||||
} else {
|
||||
x += 1;
|
||||
}
|
||||
|
||||
i += 1;
|
||||
}
|
||||
|
||||
Ok(drained)
|
||||
}
|
||||
#[rhai_fn(name = "retain", return_raw)]
|
||||
pub fn retain_with_fn_name(
|
||||
@ -1018,65 +1002,7 @@ mod array_functions {
|
||||
array: &mut Array,
|
||||
filter: &str,
|
||||
) -> Result<Array, Box<EvalAltResult>> {
|
||||
if array.is_empty() {
|
||||
return Ok(Array::new());
|
||||
}
|
||||
|
||||
let mut index_val = Dynamic::UNIT;
|
||||
let mut removed = Vec::with_capacity(array.len());
|
||||
let mut count = 0;
|
||||
|
||||
for (i, item) in array.iter_mut().enumerate() {
|
||||
let mut args = [item, &mut index_val];
|
||||
|
||||
let keep = match ctx.call_fn_raw(filter, true, false, &mut args[..1]) {
|
||||
Ok(r) => r,
|
||||
Err(err) => match *err {
|
||||
EvalAltResult::ErrorFunctionNotFound(fn_sig, _)
|
||||
if fn_sig.starts_with(filter) =>
|
||||
{
|
||||
*args[1] = Dynamic::from(i as INT);
|
||||
ctx.call_fn_raw(filter, true, false, &mut args)?
|
||||
}
|
||||
_ => {
|
||||
return Err(EvalAltResult::ErrorInFunctionCall(
|
||||
"retain".to_string(),
|
||||
ctx.source().unwrap_or("").to_string(),
|
||||
err,
|
||||
Position::NONE,
|
||||
)
|
||||
.into())
|
||||
}
|
||||
},
|
||||
}
|
||||
.as_bool()
|
||||
.unwrap_or(false);
|
||||
|
||||
removed.push(!keep);
|
||||
|
||||
if !keep {
|
||||
count += 1;
|
||||
}
|
||||
}
|
||||
|
||||
if count == 0 {
|
||||
return Ok(Array::new());
|
||||
}
|
||||
|
||||
let mut result = Vec::with_capacity(count);
|
||||
let mut x = 0;
|
||||
let mut i = 0;
|
||||
|
||||
while i < array.len() {
|
||||
if removed[x] {
|
||||
result.push(array.remove(i));
|
||||
} else {
|
||||
i += 1;
|
||||
}
|
||||
x += 1;
|
||||
}
|
||||
|
||||
Ok(result.into())
|
||||
retain(ctx, array, FnPtr::new(filter)?)
|
||||
}
|
||||
#[rhai_fn(name = "retain")]
|
||||
pub fn retain_range(array: &mut Array, start: INT, len: INT) -> Array {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user