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shulkerbox
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add macro string to execute command

This commit is contained in:
Moritz Hölting 2024-11-08 00:32:52 +01:00
parent 72f98849ea
commit 897e85c2d7
5 changed files with 400 additions and 129 deletions
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241
src/datapack/command/execute/conditional.rs
View File

@ -1,9 +1,15 @@
use chksum_md5 as md5;
use std::ops::{BitAnd, BitOr, Not};
use std::{
collections::HashSet,
ops::{BitAnd, BitOr, Not},
};
use crate::{
prelude::Command,
util::compile::{CompileOptions, FunctionCompilerState, MutCompilerState},
util::{
compile::{CompileOptions, FunctionCompilerState, MutCompilerState},
MacroString,
},
};
use super::Execute;
@ -80,10 +86,18 @@ fn compile_pre_20_format(
.into(),
);
}
Command::Group(group_cmd)
let group = Command::Group(group_cmd);
let allows_prefix = !group.forbid_prefix();
group
.compile(options, global_state, function_state)
.iter()
.map(|s| (true, "run ".to_string() + s))
.map(|s| {
if allows_prefix {
(true, "run ".to_string() + s)
} else {
(false, s.clone())
}
})
.collect()
} else {
then.compile_internal(String::new(), false, options, global_state, function_state)
@ -111,11 +125,10 @@ fn compile_pre_20_format(
tracing::error!("No success_uid found for each_or_cmd, using default");
"if_success"
});
Condition::Atom(format!("data storage shulkerbox:cond {{{success_uid}:1b}}")).compile(
options,
global_state,
function_state,
)
Condition::Atom(MacroString::from(format!(
"data storage shulkerbox:cond {{{success_uid}:1b}}"
)))
.compile(options, global_state, function_state)
} else {
str_cond
};
@ -128,9 +141,10 @@ fn compile_pre_20_format(
tracing::error!("No success_uid found for each_or_cmd, using default");
"if_success"
});
let else_cond =
(!Condition::Atom(format!("data storage shulkerbox:cond {{{success_uid}:1b}}")))
.compile(options, global_state, function_state);
let else_cond = (!Condition::Atom(MacroString::from(format!(
"data storage shulkerbox:cond {{{success_uid}:1b}}"
))))
.compile(options, global_state, function_state);
let el = el.compile_internal(
String::new(),
else_cond.len() > 1,
@ -186,7 +200,9 @@ fn compile_since_20_format(
) -> Vec<(bool, String)> {
let then_count = then.get_count(options);
let str_cond = cond.clone().compile(options, global_state, function_state);
let str_cond = cond
.clone()
.compile_keep_macros(options, global_state, function_state);
// if the conditions have multiple parts joined by a disjunction or an else part, commands need to be grouped
if el.is_some() || str_cond.len() > 1 {
@ -199,10 +215,12 @@ fn compile_since_20_format(
global_state,
function_state,
);
Command::Group(group_cmds)
let group = Command::Group(group_cmds);
let allows_prefix = !group.forbid_prefix();
group
.compile(options, global_state, function_state)
.into_iter()
.map(|s| (true, s))
.map(|s| (allows_prefix, s))
.collect()
} else if then_count > 1 {
let then_cmd = match then.clone() {
@ -210,36 +228,48 @@ fn compile_since_20_format(
Execute::Runs(cmds) => cmds,
ex => vec![Command::Execute(ex)],
};
let then_cmd_str = Command::Group(then_cmd)
.compile(options, global_state, function_state)
let group_cmd = Command::Group(then_cmd);
let then_cmd = if group_cmd.forbid_prefix() {
group_cmd
} else {
Command::Concat(
Box::new(Command::Raw("run ".to_string())),
Box::new(group_cmd),
)
};
combine_conditions_commands_concat(str_cond, &then_cmd)
.into_iter()
.map(|s| (true, format!("run {s}")))
.collect::<Vec<_>>();
combine_conditions_commands(str_cond, &then_cmd_str)
.into_iter()
.map(|(use_prefix, cmd)| {
let cmd = if use_prefix {
prefix.to_string() + &cmd
} else {
cmd
};
(use_prefix, cmd)
.map(|cmd| {
(
cmd.forbid_prefix(),
cmd.compile(options, global_state, function_state),
)
})
.flat_map(|(forbid_prefix, cmds)| {
cmds.into_iter()
.map(move |cmd| (!forbid_prefix, prefix.to_string() + &cmd))
})
.collect()
} else {
let str_cmd =
then.compile_internal(String::new(), false, options, global_state, function_state);
combine_conditions_commands(str_cond, &str_cmd)
.into_iter()
.map(|(use_prefix, cmd)| {
let cmd = if use_prefix {
prefix.to_string() + &cmd
} else {
cmd
};
(use_prefix, cmd)
})
.collect()
combine_conditions_commands_concat(
str_cond,
&Command::Concat(
Box::new(Command::Raw("run ".to_string())),
Box::new(Command::Execute(then.clone())),
),
)
.into_iter()
.map(|cmd| {
(
cmd.forbid_prefix(),
cmd.compile(options, global_state, function_state),
)
})
.flat_map(|(forbid_prefix, cmds)| {
cmds.into_iter()
.map(move |cmd| (!forbid_prefix, prefix.to_string() + &cmd))
})
.collect()
}
}
@ -263,8 +293,29 @@ fn combine_conditions_commands(
.collect()
}
fn combine_conditions_commands_concat(
conditions: Vec<MacroString>,
command: &Command,
) -> Vec<Command> {
if command.forbid_prefix() {
vec![command.clone()]
} else {
conditions
.into_iter()
.map(|cond| {
let prefix = if cond.contains_macro() {
Command::UsesMacro(cond + " ")
} else {
Command::Raw(cond.compile() + " ")
};
Command::Concat(Box::new(prefix), Box::new(command.clone()))
})
.collect()
}
}
fn handle_return_group_case_since_20(
str_cond: Vec<String>,
str_cond: Vec<MacroString>,
then: &Execute,
el: Option<&Execute>,
prefix: &str,
@ -278,15 +329,28 @@ fn handle_return_group_case_since_20(
Execute::Runs(cmds) => cmds,
ex => vec![Command::Execute(ex)],
};
let then_cmd_str = Command::Group(then_cmd)
.compile(options, global_state, function_state)
let group = Command::Group(then_cmd);
let then_cmd_concat = if group.forbid_prefix() {
group
} else {
Command::Concat(
Box::new(Command::Raw("run return run ".to_string())),
Box::new(group),
)
};
let then_cond_concat = combine_conditions_commands_concat(str_cond, &then_cmd_concat);
let mut group_cmds = then_cond_concat
.into_iter()
.map(|s| (true, format!("run return run {s}")))
.collect::<Vec<_>>();
let then_cond_str = combine_conditions_commands(str_cond, &then_cmd_str);
let mut group_cmds = then_cond_str
.into_iter()
.map(|(_, cmd)| Command::Raw(format!("execute {cmd}")))
.map(|cmd| {
if cmd.forbid_prefix() {
cmd
} else {
Command::Concat(
Box::new(Command::Raw("execute ".to_string())),
Box::new(cmd),
)
}
})
.collect::<Vec<_>>();
if let Some(el) = el {
handle_else_since_20(
@ -311,7 +375,7 @@ fn handle_else_since_20(
) {
let el_cmd = match el {
Execute::If(cond, then, el) => handle_return_group_case_since_20(
cond.compile(options, global_state, function_state),
cond.compile_keep_macros(options, global_state, function_state),
&then,
el.as_deref(),
prefix,
@ -321,7 +385,7 @@ fn handle_else_since_20(
),
Execute::Run(cmd) => match *cmd {
Command::Execute(Execute::If(cond, then, el)) => handle_return_group_case_since_20(
cond.compile(options, global_state, function_state),
cond.compile_keep_macros(options, global_state, function_state),
&then,
el.as_deref(),
prefix,
@ -343,7 +407,7 @@ fn handle_else_since_20(
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum Condition {
Atom(String),
Atom(MacroString),
Not(Box<Condition>),
And(Box<Condition>, Box<Condition>),
Or(Box<Condition>, Box<Condition>),
@ -392,21 +456,21 @@ impl Condition {
}
}
/// Convert the condition into a string.
/// Convert the condition into a [`MacroString`].
///
/// Will fail if the condition contains an `Or` variant. Use `compile` instead.
fn str_cond(&self) -> Option<String> {
fn str_cond(&self) -> Option<MacroString> {
match self {
Self::Atom(s) => Some("if ".to_string() + s),
Self::Atom(s) => Some(MacroString::from("if ") + s.clone()),
Self::Not(n) => match *(*n).clone() {
Self::Atom(s) => Some("unless ".to_string() + &s),
Self::Atom(s) => Some(MacroString::from("unless ") + s),
_ => None,
},
Self::And(a, b) => {
let a = a.str_cond()?;
let b = b.str_cond()?;
Some(a + " " + &b)
Some(a + MacroString::from(" ") + b)
}
Self::Or(..) => None,
}
@ -414,11 +478,24 @@ impl Condition {
/// Compile the condition into a list of strings that can be used in Minecraft.
pub fn compile(
&self,
options: &CompileOptions,
global_state: &MutCompilerState,
function_state: &FunctionCompilerState,
) -> Vec<String> {
self.compile_keep_macros(options, global_state, function_state)
.into_iter()
.map(|s| s.compile())
.collect()
}
/// Compile the condition into a list of macro strings.
pub fn compile_keep_macros(
&self,
_options: &CompileOptions,
_global_state: &MutCompilerState,
_function_state: &FunctionCompilerState,
) -> Vec<String> {
) -> Vec<MacroString> {
let truth_table = self.to_truth_table();
truth_table
@ -427,13 +504,37 @@ impl Condition {
c.str_cond()
.expect("Truth table should not contain Or variants")
})
.collect()
.collect::<Vec<_>>()
}
/// Check whether the condition contains a macro.
#[must_use]
pub fn contains_macro(&self) -> bool {
match self {
Self::Atom(s) => s.contains_macro(),
Self::Not(n) => n.contains_macro(),
Self::And(a, b) | Self::Or(a, b) => a.contains_macro() || b.contains_macro(),
}
}
/// Returns the names of the macros used
#[must_use]
pub fn get_macros(&self) -> HashSet<&str> {
match self {
Self::Atom(s) => s.get_macros(),
Self::Not(n) => n.get_macros(),
Self::And(a, b) | Self::Or(a, b) => {
let mut set = a.get_macros();
set.extend(b.get_macros());
set
}
}
}
}
impl From<&str> for Condition {
fn from(s: &str) -> Self {
Self::Atom(s.to_string())
Self::Atom(s.into())
}
}
@ -459,12 +560,6 @@ impl BitOr for Condition {
}
}
impl From<Execute> for Command {
fn from(ex: Execute) -> Self {
Self::Execute(ex)
}
}
#[cfg(test)]
mod tests {
use super::*;
@ -473,8 +568,8 @@ mod tests {
#[test]
fn test_condition() {
let c1 = Condition::from("foo");
let c2 = Condition::Atom("bar".to_string());
let c3 = Condition::Atom("baz".to_string());
let c2 = Condition::Atom("bar".into());
let c3 = Condition::Atom("baz".into());
assert_eq!(
(c1.clone() & c2.clone()).normalize(),
@ -517,10 +612,10 @@ mod tests {
#[allow(clippy::redundant_clone)]
#[test]
fn test_truth_table() {
let c1 = Condition::Atom("foo".to_string());
let c2 = Condition::Atom("bar".to_string());
let c3 = Condition::Atom("baz".to_string());
let c4 = Condition::Atom("foobar".to_string());
let c1 = Condition::Atom("foo".into());
let c2 = Condition::Atom("bar".into());
let c3 = Condition::Atom("baz".into());
let c4 = Condition::Atom("foobar".into());
assert_eq!(
(c1.clone() & c2.clone()).to_truth_table(),

156
src/datapack/command/execute/mod.rs
View File

@ -1,9 +1,9 @@
use std::ops::RangeInclusive;
use std::{collections::HashSet, ops::RangeInclusive};
use super::Command;
use crate::util::{
compile::{CompileOptions, FunctionCompilerState, MutCompilerState},
ExtendableQueue,
ExtendableQueue, MacroString,
};
mod conditional;
@ -15,18 +15,18 @@ pub use conditional::Condition;
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum Execute {
Align(String, Box<Execute>),
Anchored(String, Box<Execute>),
As(String, Box<Execute>),
At(String, Box<Execute>),
AsAt(String, Box<Execute>),
Facing(String, Box<Execute>),
In(String, Box<Execute>),
On(String, Box<Execute>),
Positioned(String, Box<Execute>),
Rotated(String, Box<Execute>),
Store(String, Box<Execute>),
Summon(String, Box<Execute>),
Align(MacroString, Box<Execute>),
Anchored(MacroString, Box<Execute>),
As(MacroString, Box<Execute>),
At(MacroString, Box<Execute>),
AsAt(MacroString, Box<Execute>),
Facing(MacroString, Box<Execute>),
In(MacroString, Box<Execute>),
On(MacroString, Box<Execute>),
Positioned(MacroString, Box<Execute>),
Rotated(MacroString, Box<Execute>),
Store(MacroString, Box<Execute>),
Summon(MacroString, Box<Execute>),
If(Condition, Box<Execute>, Option<Box<Execute>>),
Run(Box<Command>),
Runs(Vec<Command>),
@ -78,15 +78,23 @@ impl Execute {
| Self::On(arg, next)
| Self::Positioned(arg, next)
| Self::Rotated(arg, next)
| Self::Store(arg, next) => next.compile_internal(
format!("{prefix}{op} {arg} ", op = self.variant_name()),
| Self::Store(arg, next)
| Self::Summon(arg, next) => next.compile_internal(
format!(
"{prefix}{op} {arg} ",
op = self.variant_name(),
arg = arg.compile()
),
require_grouping,
options,
global_state,
function_state,
),
Self::AsAt(selector, next) => next.compile_internal(
format!("{prefix}as {selector} at @s "),
format!(
"{prefix}as {selector} at @s ",
selector = selector.compile()
),
require_grouping,
options,
global_state,
@ -101,13 +109,6 @@ impl Execute {
global_state,
function_state,
),
Self::Summon(arg, next) => next.compile_internal(
format!("{prefix}{op} {arg} ", op = self.variant_name()),
true,
options,
global_state,
function_state,
),
Self::Run(command) => match &**command {
Command::Execute(ex) => ex.compile_internal(
prefix,
@ -119,19 +120,27 @@ impl Execute {
command => command
.compile(options, global_state, function_state)
.into_iter()
.map(|c| map_run_cmd(c, &prefix))
.map(|c| map_run_cmd(command.forbid_prefix(), c, &prefix))
.collect(),
},
Self::Runs(commands) if !require_grouping => commands
.iter()
.flat_map(|c| c.compile(options, global_state, function_state))
.map(|c| map_run_cmd(c, &prefix))
.collect(),
Self::Runs(commands) => Command::Group(commands.clone())
.compile(options, global_state, function_state)
.into_iter()
.map(|c| map_run_cmd(c, &prefix))
.flat_map(|c| {
let forbid_prefix = c.forbid_prefix();
c.compile(options, global_state, function_state)
.into_iter()
.map(move |c| (forbid_prefix, c))
})
.map(|(forbid_prefix, c)| map_run_cmd(forbid_prefix, c, &prefix))
.collect(),
Self::Runs(commands) => {
let group = Command::Group(commands.clone());
group
.compile(options, global_state, function_state)
.into_iter()
.map(|c| map_run_cmd(group.forbid_prefix(), c, &prefix))
.collect()
}
}
}
@ -200,12 +209,87 @@ impl Execute {
}
}
}
/// Check whether the execute command contains a macro.
#[must_use]
pub fn contains_macro(&self) -> bool {
match self {
Self::Facing(s, next)
| Self::Store(s, next)
| Self::Positioned(s, next)
| Self::Rotated(s, next)
| Self::In(s, next)
| Self::As(s, next)
| Self::At(s, next)
| Self::AsAt(s, next)
| Self::Align(s, next)
| Self::Anchored(s, next)
| Self::Summon(s, next)
| Self::On(s, next) => s.contains_macro() || next.contains_macro(),
Self::If(cond, then, el) => {
cond.contains_macro()
|| then.contains_macro()
|| el.as_deref().map_or(false, Self::contains_macro)
}
Self::Run(cmd) => cmd.contains_macro(),
Self::Runs(cmds) => cmds.iter().any(super::Command::contains_macro),
}
}
/// Returns the names of the macros used
#[must_use]
pub fn get_macros(&self) -> HashSet<&str> {
match self {
Self::Facing(s, _)
| Self::Store(s, _)
| Self::Positioned(s, _)
| Self::Rotated(s, _)
| Self::In(s, _)
| Self::As(s, _)
| Self::At(s, _)
| Self::AsAt(s, _)
| Self::Align(s, _)
| Self::Anchored(s, _)
| Self::Summon(s, _)
| Self::On(s, _) => s.get_macros(),
Self::If(cond, then, el) => {
let mut macros = cond.get_macros();
macros.extend(then.get_macros());
if let Some(el) = el {
macros.extend(el.get_macros());
}
macros
}
Self::Run(cmd) => cmd.get_macros(),
Self::Runs(cmds) => cmds.iter().flat_map(|cmd| cmd.get_macros()).collect(),
}
}
}
impl From<Execute> for Command {
fn from(execute: Execute) -> Self {
Self::Execute(execute)
}
}
impl From<Command> for Execute {
fn from(command: Command) -> Self {
Self::Run(Box::new(command))
}
}
impl<V> From<V> for Execute
where
V: Into<Vec<Command>>,
{
fn from(value: V) -> Self {
Self::Runs(value.into())
}
}
/// Combine command parts, respecting if the second part is a comment
/// The first tuple element is a boolean indicating if the prefix should be used
fn map_run_cmd(cmd: String, prefix: &str) -> (bool, String) {
if cmd.starts_with('#') || cmd.is_empty() || cmd.chars().all(char::is_whitespace) {
fn map_run_cmd(forbid_prefix: bool, cmd: String, prefix: &str) -> (bool, String) {
if forbid_prefix || cmd.is_empty() || cmd.chars().all(char::is_whitespace) {
(false, cmd)
} else {
(true, prefix.to_string() + "run " + &cmd)
@ -219,7 +303,7 @@ mod tests {
#[test]
fn test_compile() {
let compiled = Execute::As(
"@ְa".to_string(),
"@a".into(),
Box::new(Execute::If(
"block ~ ~-1 ~ minecraft:stone".into(),
Box::new(Execute::Run(Box::new("say hi".into()))),
@ -234,7 +318,7 @@ mod tests {
assert_eq!(
compiled,
vec!["execute as @ְa if block ~ ~-1 ~ minecraft:stone run say hi".to_string()]
vec!["execute as @a if block ~ ~-1 ~ minecraft:stone run say hi".to_string()]
);
let direct = Execute::Run(Box::new("say direct".into())).compile(

75
src/datapack/command/mod.rs
View File

@ -36,6 +36,8 @@ pub enum Command {
Group(Vec<Command>),
/// Comment to be added to the function
Comment(String),
/// Command that is a concatenation of two commands
Concat(Box<Command>, Box<Command>),
}
impl Command {
@ -59,6 +61,23 @@ impl Command {
Self::Execute(ex) => ex.compile(options, global_state, function_state),
Self::Group(commands) => compile_group(commands, options, global_state, function_state),
Self::Comment(comment) => vec!["#".to_string() + comment],
Self::Concat(a, b) => {
let a = a.compile(options, global_state, function_state);
let b = b.compile(options, global_state, function_state);
a.into_iter()
.flat_map(|a| {
b.iter().map(move |b| {
if a.is_empty() {
b.clone()
} else if b.is_empty() {
a.clone()
} else {
a.clone() + b
}
})
})
.collect()
}
}
}
@ -73,27 +92,36 @@ impl Command {
Self::UsesMacro(cmd) => cmd.line_count(),
Self::Execute(ex) => ex.get_count(options),
Self::Group(_) => 1,
Self::Concat(a, b) => a.get_count(options) + b.get_count(options) - 1,
}
}
/// Check whether the command is valid with the given pack format.
#[must_use]
pub fn validate(&self, pack_formats: &RangeInclusive<u8>) -> bool {
match self {
let command_valid = match self {
Self::Comment(_) | Self::Debug(_) | Self::Group(_) => true,
Self::Raw(cmd) => validate_raw_cmd(cmd, pack_formats),
Self::UsesMacro(cmd) => validate_raw_cmd(&cmd.compile(), pack_formats),
Self::Execute(ex) => ex.validate(pack_formats),
Self::Concat(a, b) => a.validate(pack_formats) && b.validate(pack_formats),
};
if pack_formats.start() < &16 {
command_valid && !self.contains_macro()
} else {
command_valid
}
}
/// Check whether the command contains a macro.
#[must_use]
pub fn contains_macro(&self, options: &CompileOptions) -> bool {
pub fn contains_macro(&self) -> bool {
match self {
Self::Raw(_) | Self::Comment(_) | Self::Execute(_) => false,
Self::Raw(_) | Self::Comment(_) => false,
Self::UsesMacro(s) | Self::Debug(s) => s.contains_macro(),
Self::Group(commands) => group_contains_macro(commands, options),
Self::Group(commands) => group_contains_macro(commands),
Self::Execute(ex) => ex.contains_macro(),
Self::Concat(a, b) => a.contains_macro() || b.contains_macro(),
}
}
@ -101,9 +129,26 @@ impl Command {
#[must_use]
pub fn get_macros(&self) -> HashSet<&str> {
match self {
Self::Raw(_) | Self::Comment(_) | Self::Execute(_) => HashSet::new(),
Self::Raw(_) | Self::Comment(_) => HashSet::new(),
Self::UsesMacro(s) | Self::Debug(s) => s.get_macros(),
Self::Group(commands) => group_get_macros(commands),
Self::Execute(ex) => ex.get_macros(),
Self::Concat(a, b) => {
let mut macros = a.get_macros();
macros.extend(b.get_macros());
macros
}
}
}
/// Check whether the command should not have a prefix.
#[must_use]
pub fn forbid_prefix(&self) -> bool {
match self {
Self::Comment(_) => true,
Self::Raw(_) | Self::Debug(_) | Self::Execute(_) | Self::UsesMacro(_) => false,
Self::Group(commands) => commands.len() == 1 && commands[0].forbid_prefix(),
Self::Concat(a, _) => a.forbid_prefix(),
}
}
}
@ -149,7 +194,7 @@ fn compile_group(
// only create a function if there are more than one command
if command_count > 1 {
let uid = function_state.request_uid();
let pass_macros = group_contains_macro(commands, options);
let pass_macros = group_contains_macro(commands);
// calculate a hashed path for the function in the `sb` subfolder
let function_path = {
@ -172,15 +217,11 @@ fn compile_group(
let mut function_invocation = format!("function {namespace}:{function_path}");
if pass_macros {
let macros_block =
group_get_macros(commands)
.into_iter()
.fold(String::new(), |mut s, m| {
use std::fmt::Write;
write!(&mut s, "{m}:$({m})").expect("can always write to string");
s
});
let macros_block = group_get_macros(commands)
.into_iter()
.map(|m| format!("{m}:$({m})"))
.collect::<Vec<_>>()
.join(",");
function_invocation.push_str(&format!(" {{{macros_block}}}"));
}
@ -193,8 +234,8 @@ fn compile_group(
}
}
fn group_contains_macro(commands: &[Command], options: &CompileOptions) -> bool {
commands.iter().any(|cmd| cmd.contains_macro(options))
fn group_contains_macro(commands: &[Command]) -> bool {
commands.iter().any(Command::contains_macro)
}
fn group_get_macros(commands: &[Command]) -> HashSet<&str> {

12
src/datapack/function.rs
View File

@ -65,8 +65,16 @@ impl Function {
.flat_map(|c| {
let cmds = c.compile(options, global_state, function_state);
if c.contains_macro(options) {
cmds.into_iter().map(|c| format!("${c}")).collect()
if c.contains_macro() {
cmds.into_iter()
.map(|c| {
if c.starts_with('#') {
c
} else {
format!("${c}")
}
})
.collect()
} else {
cmds
}

45
src/util/macro_string.rs
View File

@ -1,6 +1,6 @@
#![allow(clippy::module_name_repetitions)]
use std::{borrow::Cow, collections::HashSet};
use std::{borrow::Cow, collections::HashSet, ops::Add};
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
@ -102,3 +102,46 @@ impl From<&str> for MacroStringPart {
Self::String(value.to_string())
}
}
impl Add for MacroString {
type Output = Self;
fn add(self, rhs: Self) -> Self::Output {
match (self, rhs) {
(Self::String(mut s1), Self::String(s2)) => {
s1.push_str(&s2);
Self::String(s1)
}
(Self::String(s1), Self::MacroString(s2)) => Self::MacroString(
std::iter::once(MacroStringPart::String(s1))
.chain(s2)
.collect(),
),
(Self::MacroString(mut s1), Self::String(s2)) => {
s1.push(MacroStringPart::String(s2));
Self::MacroString(s1)
}
(Self::MacroString(mut s1), Self::MacroString(s2)) => {
s1.extend(s2);
Self::MacroString(s1)
}
}
}
}
impl Add<&str> for MacroString {
type Output = Self;
fn add(self, rhs: &str) -> Self::Output {
match self {
Self::String(mut s1) => {
s1.push_str(rhs);
Self::String(s1)
}
Self::MacroString(mut s1) => {
s1.push(MacroStringPart::String(rhs.to_string()));
Self::MacroString(s1)
}
}
}
}