patch from_dicts

Author: bcpeinhardt

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+## v2.0.1 - 26 September 2024
+- Patch to consider all headers in from_dicts.
+
 ## v2.0.0 - 24 September 2024
 - Now there are four public functions, `to_lists`, `to_dicts`, `from_lists` and `from_dicts`.
 

gleam.toml

@@ -1,5 +1,5 @@
 name = "gsv"
-version = "2.0.0"
+version = "2.0.1"
 gleam = ">= 0.32.0"
 description = "A simple csv parser and generator written in gleam "
 

src/gsv.gleam

@@ -124,11 +124,12 @@ pub fn from_dicts(
 ) -> String {
   case input {
     [] -> ""
-    [first_row, ..] -> {
+    _ -> {
       let headers =
-        first_row
-        |> dict.to_list
-        |> list.map(pair.first)
+        input
+        |> list.map(dict.keys)
+        |> list.flatten
+        |> list.unique
         |> list.sort(string.compare)
 
       let rows =

test/gsv_test.gleam

@@ -219,3 +219,18 @@ pub fn dicts_with_empty_values_test() {
     dict.from_list([#("age", "27"), #("name", "Austin")]),
   ])
 }
+
+pub fn dicts_with_missing_values_test() {
+  let data = [
+    dict.from_list([#("name", "Lucy"), #("score", "100"), #("colour", "Pink")]),
+    dict.from_list([
+      #("name", "Isaac"),
+      #("youtube", "@IsaacHarrisHolt"),
+      #("score", "99"),
+    ]),
+  ]
+  gsv.from_dicts(data, ",", gsv.Unix)
+  |> should.equal(
+    "colour,name,score,youtube\nPink,Lucy,100\nIsaac,99,@IsaacHarrisHolt",
+  )
+}