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// The MIT License (MIT)
// Copyright (c) 2014 Y. T. CHUNG
// 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.
//! Ini
use std::collections::HashMap;
use std::collections::hash_map::{IntoIter, Iter, IterMut, Keys};
use std::collections::hash_map::Entry;
use std::fs::{File, OpenOptions};
use std::ops::{Index, IndexMut};
use std::char;
use std::io::{self, Read, Write};
use std::fmt::{self, Display};
use std::path::Path;
use std::str::Chars;
use std::borrow::Borrow;
use std::hash::Hash;
use std::cmp::Eq;
use std::error;
#[derive(Debug, PartialEq, Copy, Clone)]
pub enum EscapePolicy {
/// escape absolutely nothing (dangerous)
Nothing,
/// only escape the most necessary things
Basics,
/// escape basics and non-ascii characters
BasicsUnicode,
/// Escape reserved symbols.
Reserved,
/// Escape reserved symbols and non-ascii characters
ReservedUnicode,
/// Escape everything that some INI implementations assume
Everything,
}
impl EscapePolicy {
fn escape_basics(&self) -> bool {
match *self {
EscapePolicy::Nothing => false,
_ => true,
}
}
fn escape_reserved(&self) -> bool {
match *self {
EscapePolicy::Reserved => true,
EscapePolicy::ReservedUnicode => true,
EscapePolicy::Everything => true,
_ => false,
}
}
fn escape_unicode(&self) -> bool {
match *self {
EscapePolicy::BasicsUnicode => true,
EscapePolicy::ReservedUnicode => true,
EscapePolicy::Everything => true,
_ => false,
}
}
/// Given a character this returns true if it should be escaped as
/// per this policy or false if not.
pub fn should_escape(&self, c: char) -> bool {
match c {
'\\' | '\x00'...'\x1f' | '\x7f'...'\u{00ff}' => self.escape_basics(),
';' | '#' | '=' | ':' => self.escape_reserved(),
'\u{0080}'...'\u{FFFF}' => self.escape_unicode(),
_ => false,
}
}
}
// Escape non-INI characters
//
//
// * `\\` \ (a single backslash, escaping the escape character)
// * `\0` Null character
// * `\a` Bell/Alert/Audible
// * `\b` Backspace, Bell character for some applications
// * `\t` Tab character
// * `\r` Carriage return
// * `\n` Line feed
// * `\;` Semicolon
// * `\#` Number sign
// * `\=` Equals sign
// * `\:` Colon
// * `\x????` Unicode character with hexadecimal code point corresponding to ????
fn escape_str(s: &str, policy: EscapePolicy) -> String {
let mut escaped: String = String::with_capacity(s.len());
for c in s.chars() {
// if we know this is not something to escape as per policy, we just
// write it and continue.
if !policy.should_escape(c) {
escaped.push(c);
continue;
}
match c {
'\\' => escaped.push_str("\\\\"),
'\0' => escaped.push_str("\\0"),
'\x01'...'\x06' | '\x0e'...'\x1f' | '\x7f'...'\u{00ff}' => {
escaped.push_str(&format!("\\x{:04x}", c as isize)[..])
}
'\x07' => escaped.push_str("\\a"),
'\x08' => escaped.push_str("\\b"),
'\x0c' => escaped.push_str("\\f"),
'\x0b' => escaped.push_str("\\v"),
'\n' => escaped.push_str("\\n"),
'\t' => escaped.push_str("\\t"),
'\r' => escaped.push_str("\\r"),
'\u{0080}'...'\u{FFFF}' => escaped.push_str(&format!("\\x{:04x}", c as isize)[..]),
_ => {
escaped.push('\\');
escaped.push(c);
}
}
}
escaped
}
/// A setter which could be used to set key-value pair in a specified section
pub struct SectionSetter<'a> {
ini: &'a mut Ini,
section_name: Option<String>,
}
impl<'a> SectionSetter<'a> {
fn new(ini: &'a mut Ini, section_name: Option<String>) -> SectionSetter<'a> {
SectionSetter {
ini: ini,
section_name: section_name,
}
}
/// Set key-value pair in this section
pub fn set<K, V>(&'a mut self, key: K, value: V) -> &'a mut SectionSetter<'a>
where
K: Into<String>,
V: Into<String>,
{
{
let prop = match self.ini.sections.entry(self.section_name.clone()) {
Entry::Vacant(entry) => entry.insert(HashMap::new()),
Entry::Occupied(entry) => entry.into_mut(),
};
prop.insert(key.into(), value.into());
}
self
}
/// Delete the entry in this section with `key`
pub fn delete<K>(&'a mut self, key: &K) -> &'a mut SectionSetter<'a>
where
String: Borrow<K>,
K: Hash + Eq + ?Sized,
{
if let Some(prop) = self.ini.sections.get_mut(&self.section_name) {
prop.remove(key);
}
self
}
/// Get the entry in this section with `key`
pub fn get<K>(&'a mut self, key: &K) -> Option<&'a str>
where
String: Borrow<K>,
K: Hash + Eq + ?Sized,
{
self.ini
.sections
.get(&self.section_name)
.and_then(|prop| prop.get(key).map(|s| &s[..]))
}
}
/// Properties type (key-value pairs)
pub type Properties = HashMap<String, String>; // Key-value pairs
/// Ini struct
#[derive(Clone)]
pub struct Ini {
sections: HashMap<Option<String>, Properties>,
}
impl Ini {
/// Create an instance
pub fn new() -> Ini {
Ini {
sections: HashMap::new(),
}
}
/// Set with a specified section, `None` is for the general section
pub fn with_section<'b, S>(&'b mut self, section: Option<S>) -> SectionSetter<'b>
where
S: Into<String>,
{
SectionSetter::new(self, section.map(|s| s.into()))
}
/// Get the immmutable general section
pub fn general_section(&self) -> &Properties {
self.section(None::<String>)
.expect("There is no general section in this Ini")
}
/// Get the mutable general section
pub fn general_section_mut(&mut self) -> &mut Properties {
self.section_mut(None::<String>)
.expect("There is no general section in this Ini")
}
/// Get a immutable section
pub fn section<'a, S>(&'a self, name: Option<S>) -> Option<&'a Properties>
where
S: Into<String>,
{
self.sections.get(&name.map(|s| s.into()))
}
/// Get a mutable section
pub fn section_mut<'a, S>(&'a mut self, name: Option<S>) -> Option<&'a mut Properties>
where
S: Into<String>,
{
self.sections.get_mut(&name.map(|s| s.into()))
}
/// Get the entry
pub fn entry<'a>(&'a mut self, name: Option<String>) -> Entry<Option<String>, Properties> {
self.sections.entry(name.map(|s| s.into()))
}
/// Clear all entries
pub fn clear<'a>(&mut self) {
self.sections.clear()
}
/// Iterate with sections
pub fn sections<'a>(&'a self) -> Keys<'a, Option<String>, Properties> {
self.sections.keys()
}
/// Set key-value to a section
pub fn set_to<S>(&mut self, section: Option<S>, key: String, value: String)
where
S: Into<String>,
{
self.with_section(section).set(key, value);
}
/// Get the value from a section with key
///
/// Example:
///
/// ```
/// use ini::Ini;
/// let input = "[sec]\nabc = def\n";
/// let ini = Ini::load_from_str(input).unwrap();
/// assert_eq!(ini.get_from(Some("sec"), "abc"), Some("def"));
/// ```
pub fn get_from<'a, S>(&'a self, section: Option<S>, key: &str) -> Option<&'a str>
where
S: Into<String>,
{
match self.sections.get(§ion.map(|s| s.into())) {
None => None,
Some(ref prop) => match prop.get(key) {
Some(p) => Some(&p[..]),
None => None,
},
}
}
/// Get the value from a section with key, return the default value if it does not exist
///
/// Example:
///
/// ```
/// use ini::Ini;
/// let input = "[sec]\n";
/// let ini = Ini::load_from_str(input).unwrap();
/// assert_eq!(ini.get_from_or(Some("sec"), "key", "default"), "default");
/// ```
pub fn get_from_or<'a, S>(&'a self, section: Option<S>, key: &str, default: &'a str) -> &'a str
where
S: Into<String>,
{
match self.sections.get(§ion.map(|s| s.into())) {
None => default,
Some(ref prop) => match prop.get(key) {
Some(p) => &p[..],
None => default,
},
}
}
/// Get the mutable from a section with key
pub fn get_from_mut<'a, S>(&'a mut self, section: Option<S>, key: &str) -> Option<&'a str>
where
S: Into<String>,
{
match self.sections.get_mut(§ion.map(|s| s.into())) {
None => None,
Some(prop) => prop.get_mut(key).map(|s| &s[..]),
}
}
/// Delete a section, return the properties if it exists
pub fn delete<S>(&mut self, section: Option<S>) -> Option<Properties>
where
S: Into<String>,
{
self.sections.remove(§ion.map(|s| s.into()))
}
pub fn delete_from<S>(&mut self, section: Option<S>, key: &str) -> Option<String>
where
S: Into<String>,
{
match self.section_mut(section) {
None => return None,
Some(prop) => prop.remove(key),
}
}
}
impl<'q> Index<&'q Option<String>> for Ini {
type Output = Properties;
fn index<'a>(&'a self, index: &'q Option<String>) -> &'a Properties {
match self.sections.get(index) {
Some(p) => p,
None => panic!("Section `{:?}` does not exist", index),
}
}
}
impl<'i> IndexMut<&'i Option<String>> for Ini {
fn index_mut<'a>(&'a mut self, index: &Option<String>) -> &'a mut Properties {
match self.sections.get_mut(index) {
Some(p) => p,
None => panic!("Section `{:?}` does not exist", index),
}
}
}
impl<'q> Index<&'q str> for Ini {
type Output = Properties;
fn index<'a>(&'a self, index: &'q str) -> &'a Properties {
match self.sections.get(&Some(index.into())) {
Some(p) => p,
None => panic!("Section `{}` does not exist", index),
}
}
}
impl<'q> IndexMut<&'q str> for Ini {
fn index_mut<'a>(&'a mut self, index: &'q str) -> &'a mut Properties {
match self.sections.get_mut(&Some(index.into())) {
Some(p) => p,
None => panic!("Section `{}` does not exist", index),
}
}
}
impl Ini {
/// Write to a file
pub fn write_to_file<P: AsRef<Path>>(&self, filename: P) -> io::Result<()> {
self.write_to_file_policy(filename, EscapePolicy::Basics)
}
/// Write to a file
pub fn write_to_file_policy<P: AsRef<Path>>(
&self,
filename: P,
policy: EscapePolicy,
) -> io::Result<()> {
let mut file = try!(
OpenOptions::new()
.write(true)
.truncate(true)
.create(true)
.open(filename.as_ref())
);
self.write_to_policy(&mut file, policy)
}
/// Write to a writer
pub fn write_to<W: Write>(&self, writer: &mut W) -> io::Result<()> {
self.write_to_policy(writer, EscapePolicy::Basics)
}
/// Write to a writer
pub fn write_to_policy<W: Write>(
&self,
writer: &mut W,
policy: EscapePolicy,
) -> io::Result<()> {
let mut firstline = true;
match self.sections.get(&None) {
Some(props) => {
for (k, v) in props.iter() {
let k_str = escape_str(&k[..], policy);
let v_str = escape_str(&v[..], policy);
try!(write!(writer, "{}={}\n", k_str, v_str));
}
firstline = false;
}
None => {}
}
for (section, props) in self.sections.iter().filter(|&(ref s, _)| s.is_some()) {
if firstline {
firstline = false;
} else {
try!(writer.write_all(b"\n"));
}
if let &Some(ref section) = section {
try!(write!(writer, "[{}]\n", escape_str(§ion[..], policy)));
for (k, v) in props.iter() {
let k_str = escape_str(&k[..], policy);
let v_str = escape_str(&v[..], policy);
try!(write!(writer, "{}={}\n", k_str, v_str));
}
}
}
Ok(())
}
}
impl Ini {
/// Load from a string
pub fn load_from_str(buf: &str) -> Result<Ini, Error> {
let mut parser = Parser::new(buf.chars(), false);
parser.parse()
}
/// Load from a string, but do not interpret '\' as an escape character
pub fn load_from_str_noescape(buf: &str) -> Result<Ini, Error> {
let mut parser = Parser::new(buf.chars(), true);
parser.parse()
}
/// Load from a reader
pub fn read_from<R: Read>(reader: &mut R) -> Result<Ini, Error> {
let mut s = String::new();
try!(reader.read_to_string(&mut s).map_err(|err| Error {
line: 0,
col: 0,
msg: format!("{}", err),
}));
let mut parser = Parser::new(s.chars(), false);
parser.parse()
}
/// Load from a reader, but do not interpret '\' as an escape character
pub fn read_from_noescape<R: Read>(reader: &mut R) -> Result<Ini, Error> {
let mut s = String::new();
try!(reader.read_to_string(&mut s).map_err(|err| Error {
line: 0,
col: 0,
msg: format!("{}", err),
}));
let mut parser = Parser::new(s.chars(), true);
parser.parse()
}
/// Load from a file
pub fn load_from_file<P: AsRef<Path>>(filename: P) -> Result<Ini, Error> {
let mut reader = match File::open(filename.as_ref()) {
Err(e) => {
return Err(Error {
line: 0,
col: 0,
msg: format!("Unable to open `{:?}`: {}", filename.as_ref(), e),
})
}
Ok(r) => r,
};
Ini::read_from(&mut reader)
}
/// Load from a file, but do not interpret '\' as an escape character
pub fn load_from_file_noescape<P: AsRef<Path>>(filename: P) -> Result<Ini, Error> {
let mut reader = match File::open(filename.as_ref()) {
Err(e) => {
return Err(Error {
line: 0,
col: 0,
msg: format!("Unable to open `{:?}`: {}", filename.as_ref(), e),
})
}
Ok(r) => r,
};
Ini::read_from_noescape(&mut reader)
}
}
/// Iterator for sections
pub struct SectionIterator<'a> {
mapiter: Iter<'a, Option<String>, Properties>,
}
/// Iterator for mutable sections
pub struct SectionMutIterator<'a> {
mapiter: IterMut<'a, Option<String>, Properties>,
}
impl<'a> Ini {
/// Immutable iterate though sections
pub fn iter(&'a self) -> SectionIterator<'a> {
SectionIterator {
mapiter: self.sections.iter(),
}
}
/// Mutable iterate though sections
/// *Deprecated! Use `iter_mut` instead!*
pub fn mut_iter(&'a mut self) -> SectionMutIterator<'a> {
SectionMutIterator {
mapiter: self.sections.iter_mut(),
}
}
/// Mutable iterate though sections
pub fn iter_mut(&'a mut self) -> SectionMutIterator<'a> {
SectionMutIterator {
mapiter: self.sections.iter_mut(),
}
}
}
impl<'a> Iterator for SectionIterator<'a> {
type Item = (&'a Option<String>, &'a Properties);
#[inline]
fn next(&mut self) -> Option<(&'a Option<String>, &'a Properties)> {
self.mapiter.next()
}
}
impl<'a> Iterator for SectionMutIterator<'a> {
type Item = (&'a Option<String>, &'a mut Properties);
#[inline]
fn next(&mut self) -> Option<(&'a Option<String>, &'a mut Properties)> {
self.mapiter.next()
}
}
impl<'a> IntoIterator for &'a Ini {
type Item = (&'a Option<String>, &'a Properties);
type IntoIter = SectionIterator<'a>;
fn into_iter(self) -> SectionIterator<'a> {
self.iter()
}
}
impl<'a> IntoIterator for &'a mut Ini {
type Item = (&'a Option<String>, &'a mut Properties);
type IntoIter = SectionMutIterator<'a>;
fn into_iter(self) -> SectionMutIterator<'a> {
self.iter_mut()
}
}
pub struct SectionIntoIter {
iter: IntoIter<Option<String>, Properties>,
}
impl Iterator for SectionIntoIter {
type Item = (Option<String>, Properties);
fn next(&mut self) -> Option<Self::Item> {
self.iter.next()
}
}
impl IntoIterator for Ini {
type Item = (Option<String>, Properties);
type IntoIter = SectionIntoIter;
fn into_iter(self) -> SectionIntoIter {
SectionIntoIter {
iter: self.sections.into_iter(),
}
}
}
// Ini parser
struct Parser<'a> {
ch: Option<char>,
rdr: Chars<'a>,
line: usize,
col: usize,
literal: bool,
}
#[derive(Debug)]
/// Parse error
pub struct Error {
pub line: usize,
pub col: usize,
pub msg: String,
}
impl Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}:{} {}", self.line, self.col, self.msg)
}
}
impl error::Error for Error {
fn description(&self) -> &str {
self.msg.as_str()
}
fn cause(&self) -> Option<&error::Error> {
None
}
}
impl<'a> Parser<'a> {
// Create a parser
pub fn new(rdr: Chars<'a>, literal: bool) -> Parser<'a> {
let mut p = Parser {
ch: None,
line: 0,
col: 0,
rdr: rdr,
literal: literal,
};
p.bump();
p
}
fn eof(&self) -> bool {
self.ch.is_none()
}
fn bump(&mut self) {
self.ch = self.rdr.next();
match self.ch {
Some('\n') => {
self.line += 1;
self.col = 0;
}
Some(..) => {
self.col += 1;
}
None => {}
}
}
fn error<U>(&self, msg: String) -> Result<U, Error> {
Err(Error {
line: self.line,
col: self.col,
msg: msg.clone(),
})
}
/// Consume all the white space until the end of the line or a tab
fn parse_whitespace(&mut self) {
while let Some(c) = self.ch {
if !c.is_whitespace() && c != '\n' && c != '\t' && c != '\r' {
break;
}
self.bump();
}
}
/// Consume all the white space except line break
fn parse_whitespace_except_line_break(&mut self) {
while let Some(c) = self.ch {
if (c == '\n' || c == '\r' || !c.is_whitespace()) && c != '\t' {
break;
}
self.bump();
}
}
/// Parse the whole INI input
pub fn parse(&mut self) -> Result<Ini, Error> {
let mut result = Ini::new();
let mut curkey: String = "".into();
let mut cursec: Option<String> = None;
self.parse_whitespace();
while let Some(cur_ch) = self.ch {
match cur_ch {
';' | '#' => {
self.parse_comment();
}
'[' => match self.parse_section() {
Ok(sec) => {
let msec = &sec[..].trim();
cursec = Some(msec.to_string());
result
.sections
.entry(cursec.clone())
.or_insert(HashMap::new());
self.bump();
}
Err(e) => return Err(e),
},
'=' | ':' => {
if (&curkey[..]).is_empty() {
return self.error("Missing key".to_string());
}
match self.parse_val() {
Ok(val) => {
let mval = val[..].trim().to_owned();
let sec = result
.sections
.entry(cursec.clone())
.or_insert(HashMap::new());
sec.insert(curkey, mval);
curkey = "".into();
}
Err(e) => return Err(e),
}
}
_ => match self.parse_key() {
Ok(key) => {
let mkey: String = key[..].trim().to_owned();
curkey = mkey.into();
}
Err(e) => return Err(e),
},
}
self.parse_whitespace();
}
Ok(result)
}
fn parse_comment(&mut self) {
while let Some(c) = self.ch {
self.bump();
if c == '\n' {
break;
}
}
}
fn parse_str_until(&mut self, endpoint: &[Option<char>]) -> Result<String, Error> {
let mut result: String = String::new();
while !endpoint.contains(&self.ch) {
match self.ch {
None => {
return self.error(format!("Expecting \"{:?}\" but found EOF.", endpoint));
}
Some('\\') if !self.literal => {
self.bump();
if self.eof() {
return self.error(format!("Expecting \"{:?}\" but found EOF.", endpoint));
}
match self.ch.unwrap() {
'0' => result.push('\0'),
'a' => result.push('\x07'),
'b' => result.push('\x08'),
't' => result.push('\t'),
'r' => result.push('\r'),
'n' => result.push('\n'),
'\n' => (),
'x' => {
// Unicode 4 character
let mut code: String = String::with_capacity(4);
for _ in 0..4 {
self.bump();
if self.eof() {
return self.error(format!(
"Expecting \"{:?}\" but found EOF.",
endpoint
));
} else if let Some('\\') = self.ch {
self.bump();
if self.ch != Some('\n') {
return self.error(format!(
"Expecting \"\\\\n\" but \
found \"{:?}\".",
self.ch
));
}
}
code.push(self.ch.unwrap());
}
let r = u32::from_str_radix(&code[..], 16);
match r {
Ok(c) => result.push(char::from_u32(c).unwrap()),
Err(_) => return self.error("Unknown character.".to_string()),
}
}
c => result.push(c),
}
}
Some(c) => {
result.push(c);
}
}
self.bump();
}
Ok(result)
}
fn parse_section(&mut self) -> Result<String, Error> {
// Skip [
self.bump();
self.parse_str_until(&[Some(']')])
}
fn parse_key(&mut self) -> Result<String, Error> {
self.parse_str_until(&[Some('='), Some(':')])
}
fn parse_val(&mut self) -> Result<String, Error> {
self.bump();
// Issue #35: Allow empty value
self.parse_whitespace_except_line_break();
match self.ch {
None => Ok(String::new()),
Some('"') => {
self.bump();
self.parse_str_until(&[Some('"')]).and_then(|s| {
self.bump(); // Eats the last "
Ok(s)
})
}
Some('\'') => {
self.bump();
self.parse_str_until(&[Some('\'')]).and_then(|s| {
self.bump(); // Eats the last '
Ok(s)
})
}
_ => self.parse_str_until(&[Some('\n'), Some('\r'), Some(';'), Some('#'), None]),
}
}
}
// ------------------------------------------------------------------------------
#[cfg(test)]
mod test {
use ini::*;
#[test]
fn load_from_str_with_valid_input() {
let input = "[sec1]\nkey1=val1\nkey2=377\n[sec2]foo=bar\n";
let opt = Ini::load_from_str(input);
assert!(opt.is_ok());
let output = opt.unwrap();
assert_eq!(output.sections.len(), 2);
assert!(output.sections.contains_key(&Some("sec1".into())));
let sec1 = &output.sections[&Some("sec1".into())];
assert_eq!(sec1.len(), 2);
let key1: String = "key1".into();
assert!(sec1.contains_key(&key1));
let key2: String = "key2".into();
assert!(sec1.contains_key(&key2));
let val1: String = "val1".into();
assert_eq!(sec1[&key1], val1);
let val2: String = "377".into();
assert_eq!(sec1[&key2], val2);
}
#[test]
fn load_from_str_without_ending_newline() {
let input = "[sec1]\nkey1=val1\nkey2=377\n[sec2]foo=bar";
let opt = Ini::load_from_str(input);
assert!(opt.is_ok());
}
#[test]
fn test_parse_comment() {
let input = "; abcdefghijklmn\n";
let opt = Ini::load_from_str(input);
assert!(opt.is_ok());
}
#[test]
fn test_inline_comment() {
let input = "
[section name]
name = hello # abcdefg
gender = mail ; abdddd
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(ini.get_from(Some("section name"), "name").unwrap(), "hello");
}
#[test]
fn test_sharp_comment() {
let input = "
[section name]
name = hello
# abcdefg
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(ini.get_from(Some("section name"), "name").unwrap(), "hello");
}
#[test]
fn test_iter() {
let input = "
[section name]
name = hello # abcdefg
gender = mail ; abdddd
";
let mut ini = Ini::load_from_str(input).unwrap();
for (_, _) in &mut ini {}
for (_, _) in &ini {}
for (_, _) in ini {}
}
#[test]
fn test_colon() {
let input = "
[section name]
name: hello # abcdefg
gender : mail ; abdddd
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(ini.get_from(Some("section name"), "name").unwrap(), "hello");
assert_eq!(
ini.get_from(Some("section name"), "gender").unwrap(),
"mail"
);
}
#[test]
fn test_string() {
let input = "
[section name]
# This is a comment
Key = \"Value\"
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(ini.get_from(Some("section name"), "Key").unwrap(), "Value");
}
#[test]
fn test_string_multiline() {
let input = "
[section name]
# This is a comment
Key = \"Value
Otherline\"
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(
ini.get_from(Some("section name"), "Key").unwrap(),
"Value\nOtherline"
);
}
#[test]
fn test_string_comment() {
let input = "
[section name]
# This is a comment
Key = \"Value # This is not a comment ; at all\"
Stuff = Other
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(
ini.get_from(Some("section name"), "Key").unwrap(),
"Value # This is not a comment ; at all"
);
}
#[test]
fn test_string_single() {
let input = "
[section name]
# This is a comment
Key = 'Value'
Stuff = Other
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(ini.get_from(Some("section name"), "Key").unwrap(), "Value");
}
#[test]
fn test_string_includes_quote() {
let input = "
[Test]
Comment[tr]=İnternet'e erişin
Comment[uk]=Доступ до Інтернету
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(
ini.get_from(Some("Test"), "Comment[tr]").unwrap(),
"İnternet'e erişin"
);
}
#[test]
fn test_string_single_multiline() {
let input = "
[section name]
# This is a comment
Key = 'Value
Otherline'
Stuff = Other
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(
ini.get_from(Some("section name"), "Key").unwrap(),
"Value\nOtherline"
);
}
#[test]
fn test_string_single_comment() {
let input = "
[section name]
# This is a comment
Key = 'Value # This is not a comment ; at all'
";
let ini = Ini::load_from_str(input).unwrap();
assert_eq!(
ini.get_from(Some("section name"), "Key").unwrap(),
"Value # This is not a comment ; at all"
);
}
#[test]
fn load_from_str_with_valid_empty_input() {
let input = "key1=\nkey2=val2\n";
let opt = Ini::load_from_str(input);
assert!(opt.is_ok());
let output = opt.unwrap();
assert_eq!(output.sections.len(), 1);
assert!(output.sections.contains_key(&None::<String>));
let sec1 = &output.sections[&None::<String>];
assert_eq!(sec1.len(), 2);
let key1: String = "key1".into();
assert!(sec1.contains_key(&key1));
let key2: String = "key2".into();
assert!(sec1.contains_key(&key2));
let val1: String = "".into();
assert_eq!(sec1[&key1], val1);
let val2: String = "val2".into();
assert_eq!(sec1[&key2], val2);
}
#[test]
fn load_from_str_with_crlf() {
let input = "key1=val1\r\nkey2=val2\r\n";
let opt = Ini::load_from_str(input);
assert!(opt.is_ok());
let output = opt.unwrap();
assert_eq!(output.sections.len(), 1);
assert!(output.sections.contains_key(&None::<String>));
let sec1 = &output.sections[&None::<String>];
assert_eq!(sec1.len(), 2);
let key1: String = "key1".into();
assert!(sec1.contains_key(&key1));
let key2: String = "key2".into();
assert!(sec1.contains_key(&key2));
let val1: String = "val1".into();
assert_eq!(sec1[&key1], val1);
let val2: String = "val2".into();
assert_eq!(sec1[&key2], val2);
}
#[test]
fn load_from_str_with_cr() {
let input = "key1=val1\rkey2=val2\r";
let opt = Ini::load_from_str(input);
assert!(opt.is_ok());
let output = opt.unwrap();
assert_eq!(output.sections.len(), 1);
assert!(output.sections.contains_key(&None::<String>));
let sec1 = &output.sections[&None::<String>];
assert_eq!(sec1.len(), 2);
let key1: String = "key1".into();
assert!(sec1.contains_key(&key1));
let key2: String = "key2".into();
assert!(sec1.contains_key(&key2));
let val1: String = "val1".into();
assert_eq!(sec1[&key1], val1);
let val2: String = "val2".into();
assert_eq!(sec1[&key2], val2);
}
#[test]
fn get_with_non_static_key() {
let input = "key1=val1\nkey2=val2\n";
let opt = Ini::load_from_str(input).unwrap();
let sec1 = &opt.sections[&None::<String>];
let key = "key1".to_owned();
sec1.get(&key).unwrap();
}
#[test]
fn load_from_str_noescape() {
let input = "path=C:\\Windows\\Some\\Folder\\";
let opt = Ini::load_from_str_noescape(input);
assert!(opt.is_ok());
let output = opt.unwrap();
assert_eq!(output.sections.len(), 1);
let sec = &output.sections[&None::<String>];
assert_eq!(sec.len(), 1);
assert!(sec.contains_key("path"));
assert_eq!(sec["path"], "C:\\Windows\\Some\\Folder\\");
}
}