Template file parsing fix

CHANGELOG.md

@@ -10,6 +10,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+## [0.26.2]
+
+### Fixed
+- Fixed a rare bug where prompt templates created on MacOS will come with metadata that breaks the prompt loader. From now on, it ignores any dotfiles (hidden files starting with ".").
+
 ## [0.26.1]
 
 ### Fixed

Project.toml

@@ -1,7 +1,7 @@
 name = "PromptingTools"
 uuid = "670122d1-24a8-4d70-bfce-740807c42192"
 authors = ["J S @svilupp and contributors"]
-version = "0.26.1"
+version = "0.26.2"
 
 [deps]
 AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"

src/templates.jl

@@ -234,7 +234,7 @@ function load_templates!(dir_templates::Union{String, Nothing} = nothing;
     for template_path in load_paths
         for (root, dirs, files) in walkdir(template_path)
             for file in files
-                if endswith(file, ".json")
+                if endswith(file, ".json") && !startswith(file, ".")
                     template_name = Symbol(split(basename(file), ".")[begin])
                     template, metadata_msgs = load_template(joinpath(root, file))
                     # add to store

test/templates.jl

@@ -1,6 +1,7 @@
 using PromptingTools: AbstractChatMessage, SystemMessage, UserMessage, MetadataMessage
 using PromptingTools: render
-using PromptingTools: load_templates!, aitemplates, create_template
+using PromptingTools: load_templates!, aitemplates, create_template, AITemplateMetadata,
+                      save_conversation
 using PromptingTools: TestEchoOpenAISchema
 
 @testset "Template rendering" begin
@@ -76,6 +77,26 @@ end
     filter!(x -> x.name != :PirateGreetingX, PT.TEMPLATE_METADATA)
 end
 
+@testset "load_templates!-filtering" begin
+    tpl = create_template(; system = "a", user = "b")
+    mktempdir() do dir
+        ## File to be visible
+        fn = joinpath(dir, "x1.json")
+        save_conversation(fn, tpl)
+
+        ## File to be invisible
+        fn = joinpath(dir, "._x2.json")
+        save_conversation(fn, tpl)
+
+        store = Dict{Symbol, Any}()
+        PT.load_templates!(dir;
+            remember_path = false, store,
+            metadata_store = Vector{AITemplateMetadata}())
+        @test length(store) == 1
+        @test haskey(store, :x1)
+    end
+end
+
 @testset "Templates - Echo aigenerate call" begin
     # E2E test for aigenerate with rendering template and filling the placeholders
     template_name = :JudgeIsItTrue