2020-08-14 18:04:10 +02:00
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#![allow(non_snake_case)]
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use crate::plugin::*;
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2020-04-24 06:39:24 +02:00
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use crate::stdlib::{
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2020-08-28 17:13:38 +02:00
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any::TypeId, boxed::Box, format, mem, string::String, string::ToString, vec::Vec,
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2020-04-24 06:39:24 +02:00
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};
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2020-11-16 16:10:14 +01:00
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use crate::{def_package, Dynamic, FnPtr, ImmutableString, StaticVec, INT};
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2020-04-20 18:11:25 +02:00
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2020-08-14 18:04:10 +02:00
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macro_rules! gen_concat_functions {
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($root:ident => $($arg_type:ident),+ ) => {
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2020-09-22 13:17:50 +02:00
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pub mod $root { $( pub mod $arg_type {
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2020-08-28 17:13:38 +02:00
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use super::super::*;
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2020-05-25 11:01:39 +02:00
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2020-09-22 13:17:50 +02:00
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#[export_module]
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pub mod functions {
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#[rhai_fn(name = "+")]
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2021-02-19 16:13:53 +01:00
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pub fn append_func(string: &str, arg: $arg_type) -> String {
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format!("{}{}", string, arg)
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2020-09-22 13:17:50 +02:00
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}
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2021-02-19 16:13:53 +01:00
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#[rhai_fn(name = "+", pure)]
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pub fn prepend_func(arg: &mut $arg_type, string: &str) -> String {
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format!("{}{}", arg, string)
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2020-09-22 13:17:50 +02:00
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}
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2020-08-28 17:13:38 +02:00
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}
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2020-09-22 13:17:50 +02:00
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} )* }
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2020-08-14 18:04:10 +02:00
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}
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2020-04-20 18:11:25 +02:00
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}
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2020-08-14 18:04:10 +02:00
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macro_rules! reg_functions {
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2020-08-24 16:37:44 +02:00
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($mod_name:ident += $root:ident ; $($arg_type:ident),+) => { $(
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2020-09-22 15:29:44 +02:00
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combine_with_exported_module!($mod_name, "strings_concat", $root::$arg_type::functions);
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2020-08-24 16:37:44 +02:00
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)* }
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2020-04-20 18:11:25 +02:00
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}
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2020-04-22 08:55:40 +02:00
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def_package!(crate:MoreStringPackage:"Additional string utilities, including string building.", lib, {
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2020-10-10 16:13:55 +02:00
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reg_functions!(lib += basic; INT, bool, FnPtr);
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2020-04-20 18:11:25 +02:00
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2020-08-14 18:04:10 +02:00
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#[cfg(not(feature = "only_i32"))]
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#[cfg(not(feature = "only_i64"))]
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{
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reg_functions!(lib += numbers; i8, u8, i16, u16, i32, i64, u32, u64);
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2020-06-17 10:50:46 +02:00
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2021-02-19 08:50:48 +01:00
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#[cfg(not(any(target_arch = "wasm32", target_arch = "wasm64")))]
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2020-08-14 18:04:10 +02:00
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reg_functions!(lib += num_128; i128, u128);
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2020-04-21 17:01:10 +02:00
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}
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2020-04-20 18:11:25 +02:00
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2020-04-21 17:01:10 +02:00
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#[cfg(not(feature = "no_float"))]
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2020-08-14 18:04:10 +02:00
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reg_functions!(lib += float; f32, f64);
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2020-04-20 18:11:25 +02:00
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2020-09-13 16:12:11 +02:00
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combine_with_exported_module!(lib, "string", string_functions);
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2020-05-30 04:30:21 +02:00
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2020-06-16 03:34:30 +02:00
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// Register string iterator
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lib.set_iter(
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TypeId::of::<ImmutableString>(),
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2021-02-19 16:13:53 +01:00
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|string: Dynamic| Box::new(string.cast::<ImmutableString>().chars().collect::<Vec<_>>().into_iter().map(Into::into))
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2020-06-16 03:34:30 +02:00
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);
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2020-04-21 17:01:10 +02:00
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});
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2020-08-14 18:04:10 +02:00
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gen_concat_functions!(basic => INT, bool, char, FnPtr);
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#[cfg(not(feature = "only_i32"))]
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#[cfg(not(feature = "only_i64"))]
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gen_concat_functions!(numbers => i8, u8, i16, u16, i32, i64, u32, u64);
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#[cfg(not(feature = "only_i32"))]
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#[cfg(not(feature = "only_i64"))]
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2021-02-19 08:50:48 +01:00
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#[cfg(not(any(target_arch = "wasm32", target_arch = "wasm64")))]
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2020-08-14 18:04:10 +02:00
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gen_concat_functions!(num_128 => i128, u128);
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#[cfg(not(feature = "no_float"))]
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gen_concat_functions!(float => f32, f64);
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#[export_module]
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mod string_functions {
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2021-02-19 16:13:53 +01:00
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use crate::ImmutableString;
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "+")]
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2021-02-19 16:13:53 +01:00
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pub fn add_append_unit(string: ImmutableString, _x: ()) -> ImmutableString {
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string
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2020-08-16 17:41:59 +02:00
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}
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#[rhai_fn(name = "+")]
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2021-02-19 16:13:53 +01:00
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pub fn add_prepend_unit(_x: (), string: ImmutableString) -> ImmutableString {
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string
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2020-08-16 17:41:59 +02:00
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}
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2020-09-08 12:01:34 +02:00
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#[rhai_fn(name = "len", get = "len")]
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2021-02-19 16:13:53 +01:00
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pub fn len(string: &str) -> INT {
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string.chars().count() as INT
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2020-08-14 18:04:10 +02:00
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}
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2020-08-16 17:41:59 +02:00
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2021-02-19 16:13:53 +01:00
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pub fn clear(string: &mut ImmutableString) {
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string.make_mut().clear();
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2020-08-14 18:04:10 +02:00
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}
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2021-02-19 16:13:53 +01:00
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pub fn truncate(string: &mut ImmutableString, len: INT) {
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2020-08-14 18:04:10 +02:00
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if len > 0 {
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2021-02-19 16:13:53 +01:00
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let chars: StaticVec<_> = string.chars().collect();
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let copy = string.make_mut();
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2020-08-14 18:04:10 +02:00
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copy.clear();
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copy.extend(chars.into_iter().take(len as usize));
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} else {
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2021-02-19 16:13:53 +01:00
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string.make_mut().clear();
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2020-08-14 18:04:10 +02:00
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}
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}
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2021-02-19 16:13:53 +01:00
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pub fn trim(string: &mut ImmutableString) {
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let trimmed = string.trim();
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2020-08-14 18:04:10 +02:00
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2021-02-19 16:13:53 +01:00
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if trimmed.len() < string.len() {
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*string = trimmed.to_string().into();
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2020-08-14 18:04:10 +02:00
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}
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}
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2020-08-14 23:49:24 +02:00
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "contains")]
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2021-02-19 16:13:53 +01:00
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pub fn contains_char(string: &str, ch: char) -> bool {
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string.contains(ch)
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2020-08-14 18:04:10 +02:00
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}
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2021-02-19 16:13:53 +01:00
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pub fn contains(string: &str, find_string: &str) -> bool {
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string.contains(find_string)
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2020-08-14 18:04:10 +02:00
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "index_of")]
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2021-02-19 16:13:53 +01:00
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pub fn index_of_char_starting_from(string: &str, ch: char, start: INT) -> INT {
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2020-08-14 18:04:10 +02:00
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let start = if start < 0 {
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0
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2021-02-19 16:13:53 +01:00
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} else if start as usize >= string.chars().count() {
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2020-08-14 18:04:10 +02:00
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return -1 as INT;
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} else {
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2021-02-19 16:13:53 +01:00
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string
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.chars()
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.take(start as usize)
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.collect::<String>()
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.len()
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2020-08-14 18:04:10 +02:00
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};
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2021-02-19 16:13:53 +01:00
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string[start..]
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2020-08-14 18:04:10 +02:00
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.find(ch)
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2021-02-19 16:13:53 +01:00
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.map(|index| string[0..start + index].chars().count() as INT)
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2020-08-14 18:04:10 +02:00
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.unwrap_or(-1 as INT)
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "index_of")]
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2021-02-19 16:13:53 +01:00
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pub fn index_of_char(string: &str, ch: char) -> INT {
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string
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.find(ch)
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.map(|index| string[0..index].chars().count() as INT)
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2020-08-14 18:04:10 +02:00
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.unwrap_or(-1 as INT)
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "index_of")]
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2021-02-19 16:13:53 +01:00
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pub fn index_of_string_starting_from(string: &str, find_string: &str, start: INT) -> INT {
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2020-08-14 18:04:10 +02:00
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let start = if start < 0 {
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0
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2021-02-19 16:13:53 +01:00
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} else if start as usize >= string.chars().count() {
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2020-08-14 18:04:10 +02:00
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return -1 as INT;
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} else {
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2021-02-19 16:13:53 +01:00
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string
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.chars()
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.take(start as usize)
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.collect::<String>()
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.len()
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2020-08-14 18:04:10 +02:00
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};
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2021-02-19 16:13:53 +01:00
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string[start..]
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.find(find_string)
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.map(|index| string[0..start + index].chars().count() as INT)
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2020-08-14 18:04:10 +02:00
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.unwrap_or(-1 as INT)
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "index_of")]
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2021-02-19 16:13:53 +01:00
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pub fn index_of(string: &str, find_string: &str) -> INT {
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string
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.find(find_string)
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.map(|index| string[0..index].chars().count() as INT)
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2020-08-14 18:04:10 +02:00
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.unwrap_or(-1 as INT)
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}
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2020-08-16 17:41:59 +02:00
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2021-02-19 16:13:53 +01:00
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pub fn sub_string(string: &str, start: INT, len: INT) -> ImmutableString {
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let offset = if string.is_empty() || len <= 0 {
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2020-08-14 18:04:10 +02:00
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return "".to_string().into();
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} else if start < 0 {
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0
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2021-02-19 16:13:53 +01:00
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} else if start as usize >= string.chars().count() {
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2020-08-14 18:04:10 +02:00
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return "".to_string().into();
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} else {
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start as usize
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};
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2021-02-19 16:13:53 +01:00
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let chars: StaticVec<_> = string.chars().collect();
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2020-08-14 18:04:10 +02:00
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2020-10-18 16:36:58 +02:00
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let len = if offset + len as usize > chars.len() {
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2020-08-14 18:04:10 +02:00
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chars.len() - offset
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} else {
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len as usize
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};
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chars
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.iter()
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.skip(offset)
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.take(len)
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.cloned()
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.collect::<String>()
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.into()
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "sub_string")]
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2021-02-19 16:13:53 +01:00
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pub fn sub_string_starting_from(string: &str, start: INT) -> ImmutableString {
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let len = string.len() as INT;
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sub_string(string, start, len)
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2020-08-14 18:04:10 +02:00
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "crop")]
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2021-02-19 16:13:53 +01:00
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pub fn crop(string: &mut ImmutableString, start: INT, len: INT) {
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let offset = if string.is_empty() || len <= 0 {
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string.make_mut().clear();
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2020-08-14 18:04:10 +02:00
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return;
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} else if start < 0 {
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0
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2021-02-19 16:13:53 +01:00
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} else if start as usize >= string.chars().count() {
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string.make_mut().clear();
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2020-08-14 18:04:10 +02:00
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return;
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} else {
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start as usize
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};
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2021-02-19 16:13:53 +01:00
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let chars: StaticVec<_> = string.chars().collect();
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2020-08-14 18:04:10 +02:00
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2020-10-18 16:36:58 +02:00
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let len = if offset + len as usize > chars.len() {
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2020-08-14 18:04:10 +02:00
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chars.len() - offset
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} else {
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len as usize
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};
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2021-02-19 16:13:53 +01:00
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let copy = string.make_mut();
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2020-08-14 18:04:10 +02:00
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copy.clear();
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copy.extend(chars.iter().skip(offset).take(len));
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "crop")]
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2021-02-19 16:13:53 +01:00
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pub fn crop_string_starting_from(string: &mut ImmutableString, start: INT) {
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crop(string, start, string.len() as INT);
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2020-08-14 18:04:10 +02:00
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "replace")]
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2021-02-19 16:13:53 +01:00
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pub fn replace(string: &mut ImmutableString, find_string: &str, substitute_string: &str) {
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*string = string.replace(find_string, substitute_string).into();
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2020-08-14 18:04:10 +02:00
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "replace")]
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2021-02-19 16:13:53 +01:00
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pub fn replace_string_with_char(
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string: &mut ImmutableString,
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find_string: &str,
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substitute_char: char,
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) {
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*string = string
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.replace(find_string, &substitute_char.to_string())
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.into();
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2020-08-14 18:04:10 +02:00
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}
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2020-08-16 17:41:59 +02:00
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#[rhai_fn(name = "replace")]
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2021-02-19 16:13:53 +01:00
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pub fn replace_char_with_string(
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|
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string: &mut ImmutableString,
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find_char: char,
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substitute_string: &str,
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) {
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*string = string
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.replace(&find_char.to_string(), substitute_string)
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.into();
|
2020-08-14 18:04:10 +02:00
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}
|
2020-08-16 17:41:59 +02:00
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|
|
#[rhai_fn(name = "replace")]
|
2021-02-19 16:13:53 +01:00
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|
pub fn replace_char(string: &mut ImmutableString, find_char: char, substitute_char: char) {
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|
|
*string = string
|
|
|
|
.replace(&find_char.to_string(), &substitute_char.to_string())
|
|
|
|
.into();
|
2020-08-14 18:04:10 +02:00
|
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|
}
|
2020-10-19 17:49:01 +02:00
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|
2020-10-18 16:36:58 +02:00
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|
#[rhai_fn(return_raw)]
|
|
|
|
pub fn pad(
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2020-11-02 04:04:45 +01:00
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_ctx: NativeCallContext,
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2021-02-19 16:13:53 +01:00
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string: &mut ImmutableString,
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2020-10-18 16:36:58 +02:00
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len: INT,
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ch: char,
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2020-11-16 09:28:04 +01:00
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) -> Result<Dynamic, Box<crate::EvalAltResult>> {
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2020-10-18 16:36:58 +02:00
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// Check if string will be over max size limit
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#[cfg(not(feature = "unchecked"))]
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2020-11-02 04:04:45 +01:00
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if _ctx.engine().max_string_size() > 0 && len as usize > _ctx.engine().max_string_size() {
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2020-11-16 09:28:04 +01:00
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return crate::EvalAltResult::ErrorDataTooLarge(
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"Length of string".to_string(),
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2020-11-20 09:52:28 +01:00
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crate::Position::NONE,
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2020-11-16 09:28:04 +01:00
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)
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.into();
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2020-10-18 16:36:58 +02:00
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}
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if len > 0 {
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2021-02-19 16:13:53 +01:00
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let orig_len = string.chars().count();
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2020-10-18 16:36:58 +02:00
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if len as usize > orig_len {
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2021-02-19 16:13:53 +01:00
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let p = string.make_mut();
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2020-10-18 16:36:58 +02:00
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for _ in 0..(len as usize - orig_len) {
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p.push(ch);
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}
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#[cfg(not(feature = "unchecked"))]
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2021-02-19 16:13:53 +01:00
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if _ctx.engine().max_string_size() > 0
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&& string.len() > _ctx.engine().max_string_size()
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2020-10-18 16:36:58 +02:00
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{
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2020-11-16 09:28:04 +01:00
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return crate::EvalAltResult::ErrorDataTooLarge(
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2020-10-18 16:36:58 +02:00
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"Length of string".to_string(),
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2020-11-20 09:52:28 +01:00
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crate::Position::NONE,
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2020-10-18 16:36:58 +02:00
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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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2020-11-15 16:14:29 +01:00
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Ok(Dynamic::UNIT)
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2020-10-18 16:36:58 +02:00
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}
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#[rhai_fn(name = "pad", return_raw)]
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pub fn pad_with_string(
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2020-11-02 04:04:45 +01:00
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_ctx: NativeCallContext,
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2021-02-19 16:13:53 +01:00
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string: &mut ImmutableString,
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2020-10-18 16:36:58 +02:00
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len: INT,
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padding: &str,
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2020-11-16 09:28:04 +01:00
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) -> Result<Dynamic, Box<crate::EvalAltResult>> {
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2020-10-18 16:36:58 +02:00
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// Check if string will be over max size limit
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#[cfg(not(feature = "unchecked"))]
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2020-11-02 04:04:45 +01:00
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if _ctx.engine().max_string_size() > 0 && len as usize > _ctx.engine().max_string_size() {
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2020-11-16 09:28:04 +01:00
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return crate::EvalAltResult::ErrorDataTooLarge(
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"Length of string".to_string(),
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2020-11-20 09:52:28 +01:00
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crate::Position::NONE,
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2020-11-16 09:28:04 +01:00
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)
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.into();
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2020-10-18 16:36:58 +02:00
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}
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if len > 0 {
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2021-02-19 16:13:53 +01:00
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let mut str_len = string.chars().count();
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2020-10-18 16:36:58 +02:00
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let padding_len = padding.chars().count();
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if len as usize > str_len {
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2021-02-19 16:13:53 +01:00
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let p = string.make_mut();
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2020-10-18 16:36:58 +02:00
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while str_len < len as usize {
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2020-10-18 16:47:58 +02:00
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if str_len + padding_len <= len as usize {
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p.push_str(padding);
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str_len += padding_len;
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} else {
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p.extend(padding.chars().take(len as usize - str_len));
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str_len = len as usize;
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}
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2020-10-18 16:36:58 +02:00
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}
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#[cfg(not(feature = "unchecked"))]
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2021-02-19 16:13:53 +01:00
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if _ctx.engine().max_string_size() > 0
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&& string.len() > _ctx.engine().max_string_size()
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2020-10-18 16:36:58 +02:00
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{
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2020-11-16 09:28:04 +01:00
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return crate::EvalAltResult::ErrorDataTooLarge(
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2020-10-18 16:36:58 +02:00
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"Length of string".to_string(),
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2020-11-20 09:52:28 +01:00
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crate::Position::NONE,
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2020-10-18 16:36:58 +02:00
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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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2020-11-15 16:14:29 +01:00
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Ok(Dynamic::UNIT)
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2020-10-18 16:36:58 +02:00
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}
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2020-08-16 17:41:59 +02:00
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2020-08-22 16:26:49 +02:00
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#[cfg(not(feature = "no_index"))]
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pub mod arrays {
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2020-11-16 09:28:04 +01:00
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use crate::Array;
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2020-08-16 17:41:59 +02:00
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2020-08-22 16:26:49 +02:00
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#[rhai_fn(name = "+")]
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2021-02-19 16:13:53 +01:00
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pub fn append(string: &str, array: Array) -> String {
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format!("{}{:?}", string, array)
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2020-08-22 16:26:49 +02:00
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}
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2021-02-19 16:13:53 +01:00
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#[rhai_fn(name = "+", pure)]
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pub fn prepend(array: &mut Array, string: &str) -> String {
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format!("{:?}{}", array, string)
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2020-08-22 16:26:49 +02:00
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}
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2021-02-19 16:13:53 +01:00
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pub fn split(string: &str, delimiter: &str) -> Array {
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string.split(delimiter).map(Into::<Dynamic>::into).collect()
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2020-09-25 17:02:49 +02:00
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}
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#[rhai_fn(name = "split")]
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2021-02-19 16:13:53 +01:00
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pub fn split_char(string: &str, delimiter: char) -> Array {
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string.split(delimiter).map(Into::<Dynamic>::into).collect()
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2020-09-25 17:02:49 +02:00
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}
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2020-08-16 17:41:59 +02:00
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}
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2020-09-22 16:45:11 +02:00
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#[cfg(not(feature = "no_object"))]
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pub mod maps {
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2020-11-16 09:28:04 +01:00
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use crate::Map;
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2020-09-22 16:45:11 +02:00
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#[rhai_fn(name = "+")]
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2021-02-19 16:13:53 +01:00
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pub fn append(string: &str, map: Map) -> String {
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format!("{}#{:?}", string, map)
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2020-09-22 16:45:11 +02:00
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}
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2021-02-19 16:13:53 +01:00
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#[rhai_fn(name = "+", pure)]
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pub fn prepend(map: &mut Map, string: &str) -> String {
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format!("#{:?}{}", map, string)
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2020-09-22 16:45:11 +02:00
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|
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}
|
|
|
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}
|
2020-08-16 17:41:59 +02:00
|
|
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}
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