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-rwxr-xr-xhistory.txt3
-rw-r--r--threads.js4
2 files changed, 5 insertions, 2 deletions
diff --git a/history.txt b/history.txt
index abe22be..7a02a86 100755
--- a/history.txt
+++ b/history.txt
@@ -2015,4 +2015,5 @@ ______
* Localization and Portuguese translation updates, thanks, Manuel!
* Catalan translation update, thanks, Bernat!!
* Threads: Text comparisons are now case-sensitive („fixes“ #175)
-* Threads: fixed # 179 - don’t identify primitive (static) C-Slots as implicit formal parameters
+* Threads: fixed #179 - don’t identify primitive (static) C-Slots as implicit formal parameters
+* Threads: fixed #249 - preserve variable value types with edge cases (empty string, Boolean false)
diff --git a/threads.js b/threads.js
index 2259850..3ff7a50 100644
--- a/threads.js
+++ b/threads.js
@@ -2954,7 +2954,9 @@ VariableFrame.prototype.getVar = function (name, upvars) {
};
VariableFrame.prototype.addVar = function (name, value) {
- this.vars[name] = (value === 0 ? 0 : value || null);
+ this.vars[name] = (value === 0 ? 0
+ : value === false ? false
+ : value === '' ? '' : value || null);
};
VariableFrame.prototype.deleteVar = function (name) {