Synth_Magic
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data-generator
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inital commit : release 1.0.0

This commit is contained in:
Synth Magic 2022-06-11 11:59:31 +08:00
parent 885a8ec459
commit 60b8becda6
9 changed files with 135 additions and 37 deletions
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2
.gitignore vendored
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@ -1 +1 @@
/target
/target

7
Cargo.lock generated
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@ -2,6 +2,12 @@
# It is not intended for manual editing.
version = 3
[[package]]
name = "anyhow"
version = "1.0.57"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "08f9b8508dccb7687a1d6c4ce66b2b0ecef467c94667de27d8d7fe1f8d2a9cdc"
[[package]]
name = "atty"
version = "0.2.14"
@ -80,6 +86,7 @@ checksum = "0bca1619ff57dd7a56b58a8e25ef4199f123e78e503fe1653410350a1b98ae65"
name = "data_generator"
version = "0.1.0"
dependencies = [
"anyhow",
"clap",
"colorful",
"rand",

2
Cargo.toml
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@ -9,4 +9,4 @@ edition = "2021"
colorful = "0.2.1"
clap = { version = "3.1.18", features = ["derive"] }
rand = "0.8.5"
anyhow = "1.0.57"

9
LICENSE Normal file
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@ -0,0 +1,9 @@
MIT License
Copyright (c) 2022 Caviar-X
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

1
README.md Normal file
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TODO

13
src/cli.rs
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@ -1,13 +0,0 @@
use clap::Parser;
/// A simple DSL which allows you to create data simple and fast
#[derive(Parser,Debug)]
#[clap(author = "Caviar-X",version = "0.0.1",about,long_about = None)]
pub struct Args {
/// The generate times
#[clap(short, long, default_value_t = 10)]
count : u8,
/// The name of the file
#[clap(short, long)]
file : String
}

1
src/lib.rs
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@ -1,2 +1 @@
pub mod cli;
pub mod parser;

35
src/main.rs
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@ -1,5 +1,34 @@
use clap::Parser as ClapParser;
use colorful::*;
use data_generator::parser::Parser;
fn main() {
let p = Parser::new_with_context("{int from 0 to 1e5}".into());
println!("{:?}",p.next_token());
use std::fs::File;
use std::io::Write;
/// A simple DSL which allows you to create data simple and fast
#[derive(ClapParser, Debug, Clone)]
#[clap(author = "Caviar-X",version = "1.0.0",about,long_about = None)]
pub struct Args {
/// The generate times
#[clap(short, long, default_value_t = 10)]
pub count: u8,
/// The name of the file
#[clap(short, long)]
pub file: String,
}
fn main() {
let params: Args = Args::parse();
for i in 1..=params.count {
let mut data: File = File::create(format!("{}.in", i)).expect("Failed to create file");
let mut parser: Parser = Parser::new(params.clone().file);
loop {
let clone = parser.clone();
let token: Option<Vec<&str>> = parser.next_token();
if token == None {
break;
}
if let Some(t) = token {
write!(data, "{} ", clone.parse(t).unwrap()).expect("Failed to write data");
}
}
eprintln!("{}", format!("Generating file {}.in", i).color(Color::Blue));
}
}

102
src/parser.rs
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@ -1,9 +1,12 @@
use anyhow::*;
use colorful::*;
use rand::prelude::*;
use std::fs::*;
use std::iter::repeat_with;
#[derive(Clone, Debug)]
pub struct Parser {
pub file: Option<String>,
position: usize,
pub position: usize,
context: String,
}
impl Parser {
@ -22,45 +25,108 @@ impl Parser {
}
}
pub fn next_token(&mut self) -> Option<Vec<&str>> {
if self.position == self.context.len() {
if self.position == (self.context.len() - 1) {
return None;
}
let substr: &str = self
.context
.get(self.position..self.context.len())
.get(self.position..)
.expect("Failed to get token");
let (l, r) = (
substr.find('{').expect("Failed to get token") + 1,
substr.find('}').expect("Failed to get token"),
);
self.position += (r - l) + 2;
self.position += (r - l) + 2; //plus {}
Some(
substr
.get(l..r)
.get((l)..(r))
.expect("Failed to get token")
.split_whitespace()
.collect::<Vec<&str>>(),
)
}
fn parse(&self, tokens: Vec<&str>) -> Option<String> {
fn is_vailid_token(&self, token: &str) -> bool {
self.parse(vec![token]).is_ok() || token.parse::<f64>().is_ok()
}
pub fn parse(&self, tokens: Vec<&str>) -> Result<String> {
if tokens.len() != 1 {
return self.parse_statements(tokens);
}
match tokens[0] {
"short" | "i16" => random::<i16>().to_string(),
"int" | "i32" => random::<i32>().to_string(),
"long long" | "i64" => random::<i64>().to_string(),
"int128_t" | "i128" => random::<i128>().to_string(),
"unsigned short" | "u16" => random::<u16>().to_string(),
"unsigned int" | "u32" => random::<u32>().to_string(),
"unsigned long long" | "u64" => Some(random::<u64>().to_string()),
"uint128_t" | "u128" => Some(random::<u128>().to_string()),
_ => {
None
"short" | "i16" => Ok(random::<i16>().to_string()),
"int" | "i32" => Ok(random::<i32>().to_string()),
"i64" => Ok(random::<i64>().to_string()),
"int128_t" | "i128" => Ok(random::<i128>().to_string()),
"u16" => Ok(random::<u16>().to_string()),
"u32" => Ok(random::<u32>().to_string()),
"u64" => Ok(random::<u64>().to_string()),
"uint128_t" | "u128" => Ok(random::<u128>().to_string()),
"bigint" => {
let mut iter = repeat_with(|| thread_rng().gen_range(48_u8..57_u8) as char)
.take(random::<u16>() as usize);
let num = iter.position(|x| x != '0');
return Ok(if num == None {
"0".into()
} else {
iter.clone().collect::<Vec<char>>()[num.unwrap() as usize..]
.iter()
.collect::<String>()
});
}
"string" => Ok(
repeat_with(|| thread_rng().gen_range(20_u8..126_u8) as char)
.take(random::<u16>() as usize)
.collect::<String>(),
),
"char" => Ok(random::<char>().to_string()),
_ => bail!(
"{}",
format!(
"failed to parse at position {} : read undeclared tokens",
self.position + 1
)
.color(Color::Red)
.bold()
),
}
}
fn parse_statements(&self, tokens: Vec<&str>) -> String {
todo!()
pub fn parse_statements(&self, tokens: Vec<&str>) -> Result<String> {
let mut ret: Result<String> = Ok(String::new());
for (c, i) in tokens.clone().into_iter().enumerate() {
if ret.is_err() {
break;
}
match i {
"to" => {
ret = Ok(thread_rng()
.gen_range(
tokens[c - 1].parse::<u128>().expect("Failed to parse")
..tokens[c + 1].parse::<u128>().expect("Failed to parse"),
)
.to_string());
}
_ => {
if !self.is_vailid_token(i) {
ret = Err(anyhow!(
"{}",
format!(
"failed to parse at position {} : read undeclared tokens",
self.position + 1
)
.color(Color::Red)
.bold()
));
}
}
}
}
ret
}
}
#[cfg(test)]
mod tests {
#[test]
fn test_parse() {
todo!();
}
}