From 825ad5f816657bb6602467784491f3430320b4a5 Mon Sep 17 00:00:00 2001
From: Dirkjan Ochtman <dirkjan@ochtman.nl>
Date: Fri, 6 Jan 2017 11:19:36 +0100
Subject: Add initial filter e for HTML escaping

---
 Cargo.lock            | 7 +++++++
 askama/Cargo.toml     | 1 +
 askama/src/filters.rs | 8 ++++++++
 askama/src/lib.rs     | 2 ++
 4 files changed, 18 insertions(+)
 create mode 100644 askama/src/filters.rs

diff --git a/Cargo.lock b/Cargo.lock
index 4c1a6a6..54facb2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,6 +11,7 @@ name = "askama"
 version = "0.1.0"
 dependencies = [
  "askama_derive 0.1.0",
+ "htmlescape 0.3.1 (git+https://github.com/veddan/rust-htmlescape)",
 ]
 
 [[package]]
@@ -22,6 +23,11 @@ dependencies = [
  "syn 0.10.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "htmlescape"
+version = "0.3.1"
+source = "git+https://github.com/veddan/rust-htmlescape#1699b539179798e705ad8464128492a0a0092876"
+
 [[package]]
 name = "nom"
 version = "2.0.1"
@@ -47,6 +53,7 @@ version = "0.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [metadata]
+"checksum htmlescape 0.3.1 (git+https://github.com/veddan/rust-htmlescape)" = "<none>"
 "checksum nom 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ffc564b2727f758993db55d4ffed0d84bbd7f387a66509516768c8f786bb0b10"
 "checksum quote 0.3.10 (registry+https://github.com/rust-lang/crates.io-index)" = "6732e32663c9c271bfc7c1823486b471f18c47a2dbf87c066897b7b51afc83be"
 "checksum syn 0.10.5 (registry+https://github.com/rust-lang/crates.io-index)" = "1a437f8b4353179418870f014113876cd4cd4f642e42dbc5ed4f328d5f808246"
diff --git a/askama/Cargo.toml b/askama/Cargo.toml
index b2e0fbe..7864818 100644
--- a/askama/Cargo.toml
+++ b/askama/Cargo.toml
@@ -6,3 +6,4 @@ workspace = ".."
 
 [dependencies]
 askama_derive = { path = "../askama_derive" }
+htmlescape = { git = "https://github.com/veddan/rust-htmlescape" }
diff --git a/askama/src/filters.rs b/askama/src/filters.rs
new file mode 100644
index 0000000..08feed3
--- /dev/null
+++ b/askama/src/filters.rs
@@ -0,0 +1,8 @@
+extern crate htmlescape;
+
+use std::fmt;
+
+pub fn e(s: &fmt::Display) -> String {
+    let s = format!("{}", s);
+    htmlescape::encode_minimal(&s)
+}
diff --git a/askama/src/lib.rs b/askama/src/lib.rs
index 2412b1f..f89683f 100644
--- a/askama/src/lib.rs
+++ b/askama/src/lib.rs
@@ -7,6 +7,8 @@ pub trait Template {
     fn render(&self) -> String;
 }
 
+pub mod filters;
+
 #[cfg(test)]
 mod tests {
 
-- 
cgit