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|
pub struct StringProcesser {
content: Vec<String>,
}
impl From<String> for StringProcesser {
fn from(value: String) -> Self {
Self {
content: Self::process_string(value),
}
}
}
impl From<&str> for StringProcesser {
fn from(value: &str) -> Self {
Self {
content: Self::process_string(value.to_string()),
}
}
}
impl StringProcesser {
/// Process the string into an intermediate format
fn process_string(input: String) -> Vec<String> {
let mut result = String::new();
let mut prev_space = false;
for c in input.chars() {
match c {
'a'..='z' | 'A'..='Z' | '0'..='9' => {
result.push(c);
prev_space = false;
}
'_' | ',' | '.' | '-' | ' ' => {
if !prev_space {
result.push(' ');
prev_space = true;
}
}
_ => {}
}
}
let mut processed = String::new();
let mut chars = result.chars().peekable();
while let Some(c) = chars.next() {
processed.push(c);
if let Some(&next) = chars.peek() {
if c.is_lowercase() && next.is_uppercase() {
processed.push(' ');
}
}
}
processed
.to_lowercase()
.split_whitespace()
.map(|s| s.to_string())
.collect()
}
/// Convert to camelCase format (brewCoffee)
pub fn to_camel_case(&self) -> String {
let mut result = String::new();
for (i, word) in self.content.iter().enumerate() {
if i == 0 {
result.push_str(&word.to_lowercase());
} else {
let mut chars = word.chars();
if let Some(first) = chars.next() {
result.push_str(&first.to_uppercase().collect::<String>());
result.push_str(&chars.collect::<String>().to_lowercase());
}
}
}
result
}
/// Convert to PascalCase format (BrewCoffee)
pub fn to_pascal_case(&self) -> String {
let mut result = String::new();
for word in &self.content {
let mut chars = word.chars();
if let Some(first) = chars.next() {
result.push_str(&first.to_uppercase().collect::<String>());
result.push_str(&chars.collect::<String>().to_lowercase());
}
}
result
}
/// Convert to kebab-case format (brew-coffee)
pub fn to_kebab_case(&self) -> String {
self.content.join("-").to_lowercase()
}
/// Convert to snake_case format (brew_coffee)
pub fn to_snake_case(&self) -> String {
self.content.join("_").to_lowercase()
}
/// Convert to dot.case format (brew.coffee)
pub fn to_dot_case(&self) -> String {
self.content.join(".").to_lowercase()
}
/// Convert to Title Case format (Brew Coffee)
pub fn to_title_case(&self) -> String {
let mut result = String::new();
for word in &self.content {
let mut chars = word.chars();
if let Some(first) = chars.next() {
result.push_str(&first.to_uppercase().collect::<String>());
result.push_str(&chars.collect::<String>().to_lowercase());
}
result.push(' ');
}
result.pop();
result
}
/// Convert to lower case format (brew coffee)
pub fn to_lower_case(&self) -> String {
self.content.join(" ").to_lowercase()
}
/// Convert to UPPER CASE format (BREW COFFEE)
pub fn to_upper_case(&self) -> String {
self.content.join(" ").to_uppercase()
}
}
|
