Fix deprecation warnings on latest stdlib version

Author: richard-viney

gleam.toml

@@ -12,7 +12,7 @@ links = [
 ]
 
 [dependencies]
-gleam_stdlib = ">= 0.19.0 and < 2.0.0"
+gleam_stdlib = ">= 0.43.0 and < 2.0.0"
 
 [dev-dependencies]
-gleeunit = "~> 1.0"
+gleeunit = ">= 1.2.0 and < 2.0.0"

manifest.toml

@@ -2,10 +2,10 @@
 # You typically do not need to edit this file
 
 packages = [
-  { name = "gleam_stdlib", version = "0.37.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "5398BD6C2ABA17338F676F42F404B9B7BABE1C8DC7380031ACB05BBE1BCF3742" },
-  { name = "gleeunit", version = "1.1.2", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleeunit", source = "hex", outer_checksum = "72CDC3D3F719478F26C4E2C5FED3E657AC81EC14A47D2D2DEBB8693CA3220C3B" },
+  { name = "gleam_stdlib", version = "0.43.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "69EF22E78FDCA9097CBE7DF91C05B2A8B5436826D9F66680D879182C0860A747" },
+  { name = "gleeunit", version = "1.2.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleeunit", source = "hex", outer_checksum = "F7A7228925D3EE7D0813C922E062BFD6D7E9310F0BEE585D3A42F3307E3CFD13" },
 ]
 
 [requirements]
-gleam_stdlib = { version = ">= 0.19.0 and < 2.0.0" }
-gleeunit = { version = "~> 1.0" }
+gleam_stdlib = { version = ">= 0.43.0 and < 2.0.0" }
+gleeunit = { version = ">= 1.2.0 and < 2.0.0" }

src/gleam/json.gleam

@@ -3,7 +3,7 @@ import gleam/dynamic.{type Dynamic}
 import gleam/list
 import gleam/option.{type Option, None, Some}
 import gleam/result
-import gleam/string_builder.{type StringBuilder}
+import gleam/string_tree.{type StringTree}
 
 pub type Json
 
@@ -102,8 +102,8 @@ fn decode_to_dynamic(json: BitArray) -> Result(Dynamic, DecodeError) {
 
 /// Convert a JSON value into a string.
 ///
-/// Where possible prefer the `to_string_builder` function as it is faster than
-/// this function, and BEAM VM IO is optimised for sending `StringBuilder` data.
+/// Where possible prefer the `to_string_tree` function as it is faster than
+/// this function, and BEAM VM IO is optimised for sending `StringTree` data.
 ///
 /// ## Examples
 ///
@@ -133,13 +133,27 @@ fn do_to_string(a: Json) -> String
 /// string_builder.from_string("[1,2,3]")
 /// ```
 ///
-pub fn to_string_builder(json: Json) -> StringBuilder {
-  do_to_string_builder(json)
+@deprecated("Use `json.to_string_tree` instead.")
+pub fn to_string_builder(json: Json) -> StringTree {
+  to_string_tree(json)
 }
 
+/// Convert a JSON value into a string tree.
+///
+/// Where possible prefer this function to the `to_string` function as it is
+/// slower than this function, and BEAM VM IO is optimised for sending
+/// `StringTree` data.
+///
+/// ## Examples
+///
+/// ```gleam
+/// > to_string_tree(array([1, 2, 3], of: int))
+/// string_tree.from_string("[1,2,3]")
+/// ```
+///
 @external(erlang, "gleam_json_ffi", "json_to_iodata")
 @external(javascript, "../gleam_json_ffi.mjs", "json_to_string")
-fn do_to_string_builder(a: Json) -> StringBuilder
+pub fn to_string_tree(json: Json) -> StringTree
 
 /// Encode a string into JSON, using normal JSON escaping.
 ///

test/gleam_json_test.gleam

@@ -2,7 +2,7 @@ import gleam/dynamic
 import gleam/json.{type Json}
 import gleam/option.{None, Some}
 import gleam/string
-import gleam/string_builder
+import gleam/string_tree
 import gleeunit
 import gleeunit/should
 
@@ -146,8 +146,8 @@ fn should_encode(data: Json, expected: String) {
   |> should.equal(expected)
 
   data
-  |> json.to_string_builder
-  |> string_builder.to_string
+  |> json.to_string_tree
+  |> string_tree.to_string
   |> should.equal(json.to_string(data))
 }