stringtables: support single quotes (#1233)

Author: BrettMayson

libs/stringtable/src/project.rs

@@ -172,7 +172,8 @@ fn process_keys(
         }
     }
     let mut offset = 0;
-    let regex = Regex::new(r#"(?m)ID\s?=\s?\"([^\"]+?)\""#).expect("Failed to compile regex");
+    let regex =
+        Regex::new(r#"(?m)ID\s?=\s?['\"]([^'\"]+?)['\"]"#).expect("Failed to compile regex");
     for (linenum, line) in source.lines().enumerate() {
         let result = regex.captures_iter(line);
         for cap in result {

libs/stringtable/tests/lints.rs

@@ -23,6 +23,7 @@ macro_rules! lint {
 }
 
 lint!(l01_sorted);
+lint!(l02_usage_single_quotes);
 lint!(l03_no_newlines_in_tags);
 
 fn lint(file: &str) -> String {

libs/stringtable/tests/lints/l02_usage_single_quotes.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<Project name="test">
+    <Package name="test">
+        <Key ID='MyID'>
+            <English>My ID</English>
+        </Key>
+    </Package>
+</Project>

libs/stringtable/tests/snapshots/lints__simple_l02_usage_single_quotes.snap

@@ -0,0 +1,6 @@
+---
+source: libs/stringtable/tests/lints.rs
+expression: lint(stringify! (l02_usage_single_quotes))
+---
+warning[L-L02U]: There are 1 unused keys in stringtables.
+ = note: A list has been generated in .hemttout/unused_stringtables.txt