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Support heapsize #2

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Merged
merged 1 commit into from
Feb 4, 2016
Merged

Support heapsize #2

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11 changes: 11 additions & 0 deletions Cargo.toml
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Expand Up @@ -9,3 +9,14 @@ license = "MIT"
repository = "https://github.com/pyfisch/rust-language-tags"
documentation = "http://pyfisch.github.io/rust-language-tags/language_tags/"
keywords = ["language", "internationalization", "translation", "http", "html"]

[dependencies.heapsize]
version = "0.2.2"
optional = true

[dependencies.heapsize_plugin]
version = "0.1.2"
optional = true

[features]
heap_size = ["heapsize", "heapsize_plugin"]
6 changes: 6 additions & 0 deletions src/lib.rs
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@@ -1,5 +1,7 @@
#![deny(missing_docs)]
#![cfg_attr(test, deny(warnings))]
#![cfg_attr(feature = "heap_size", feature(custom_derive, plugin))]
#![cfg_attr(feature = "heap_size", plugin(heapsize_plugin))]

//! Language tags can be used identify human languages, scripts e.g. Latin script, countries and
//! other regions.
Expand Down Expand Up @@ -47,6 +49,9 @@
//!
//! There is also the `langtag!` macro for creating language tags.

#[cfg(feature = "heap_size")]
extern crate heapsize;

use std::ascii::AsciiExt;
use std::cmp::Ordering;
use std::collections::{BTreeMap, BTreeSet};
Expand Down Expand Up @@ -212,6 +217,7 @@ const DEPRECATED_REGION: [(&'static str, &'static str); 6] = [("BU", "MM"),
/// but excludes languages not intended primarily for human
/// communication, such as programming languages.
#[derive(Debug, Default, Eq, Clone)]
#[cfg_attr(feature = "heap_size", derive(HeapSizeOf))]
pub struct LanguageTag {
/// Language subtags are used to indicate the language, ignoring all
/// other aspects such as script, region or spefic invariants.
Expand Down