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authorJulian Jørgensen Teule <jjte@trifork.com>2024-03-05 16:13:07 +0100
committerJulian Jørgensen Teule <jjte@trifork.com>2024-03-05 16:13:07 +0100
commitb27e72f5ac588506941b74c1f421235eb59e69d5 (patch)
treeb7031cd505c3accb33c784d329c8e595af1247af
Initial commit
-rw-r--r--.gitignore1
-rw-r--r--Cargo.lock7
-rw-r--r--Cargo.toml8
-rw-r--r--src/commands/mod.rs2
-rw-r--r--src/commands/parser.rs77
-rw-r--r--src/commands/start.rs12
-rw-r--r--src/main.rs5
7 files changed, 112 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..7ff5c21
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "tidsreg"
+version = "0.1.0"
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..2321cd0
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "tidsreg"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/src/commands/mod.rs b/src/commands/mod.rs
new file mode 100644
index 0000000..5a61ce8
--- /dev/null
+++ b/src/commands/mod.rs
@@ -0,0 +1,2 @@
+mod start;
+mod parser;
diff --git a/src/commands/parser.rs b/src/commands/parser.rs
new file mode 100644
index 0000000..e75840c
--- /dev/null
+++ b/src/commands/parser.rs
@@ -0,0 +1,77 @@
+
+pub enum ParseResult<'a, T> {
+ Success(T, &'a str),
+ Failure(String),
+}
+
+pub trait Parse<'a> {
+ type Res;
+
+ fn parse(self, input: &'a str) -> ParseResult<'a, Self::Res>;
+}
+
+pub struct Text(String);
+
+impl<'a> Parse<'a> for Text {
+ type Res = Text;
+
+ fn parse(self, input: &'a str) -> ParseResult<'a, Text> {
+ let mut value = String::new();
+
+ let mut it = input.chars();
+ let mut escape_next = false;
+ while let Some(c) = it.next() {
+ if c == '\\' && !escape_next {
+ escape_next = true;
+ continue;
+ } else if c == ';' {
+ break;
+ }
+ value.push(c);
+
+ escape_next = false;
+ }
+
+ ParseResult::Success(Text(value), it.as_str())
+ }
+}
+
+pub struct Branch<T> {
+ choices: Vec<(&'static str, Option<char>, T)>,
+}
+
+impl<'a, T> Parse<'a> for Branch<T> {
+ type Res = T;
+
+ fn parse(self, input: &'a str) -> ParseResult<'a, T> {
+ let choices: Vec<&'static str> = self.choices.iter().map(|x| x.0).collect();
+
+ for (long, short_op, res) in self.choices {
+ let rest = if input.starts_with(long) {
+ Some(&input[long.len()..])
+ } else if let Some(short) = short_op {
+ if input.starts_with(short) {
+ Some(&input[1..])
+ } else {
+ None
+ }
+ } else { None };
+
+ if let Some(rest) = rest {
+ return ParseResult::Success(res, rest);
+ }
+ }
+
+ return ParseResult::Failure(format!("Expected one of [{}]", choices.join(", ")));
+ }
+}
+
+impl<T> Branch<T> {
+ pub fn new() -> Branch<T> {
+ Branch { choices: Vec::new() }
+ }
+
+ pub fn add(&mut self, long: &'static str, short: Option<char>, res: T) {
+ self.choices.push((long, short, res));
+ }
+}
diff --git a/src/commands/start.rs b/src/commands/start.rs
new file mode 100644
index 0000000..a122d5c
--- /dev/null
+++ b/src/commands/start.rs
@@ -0,0 +1,12 @@
+use crate::commands::parser::{Text, Parse};
+
+pub enum Commands {
+ Start(Text),
+}
+
+impl<'a> Parse<'a> for Commands {
+ type Res = Commands;
+
+ fn parse(self
+}
+
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..b97e52d
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,5 @@
+mod commands;
+
+fn main() {
+ println!("Hello, world!");
+}