Use new splitter functions to improve performance

birdie_snapshots/highlight_comments_ansi.accepted

···
 ---
 
 
-%%% This a comment for the entire module
-
-%% This is a doc comment for the main function
-main() ->
-  % A comment within a function
-  nil. % This one is after the line
-
+%%% This a comment for the entire module
+
+%% This is a doc comment for the main function
+main() ->
+  % A comment within a function
+  nil. % This one is after the line
+

manifest.toml

···
   { name = "justin", version = "1.0.1", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "justin", source = "hex", outer_checksum = "7FA0C6DB78640C6DC5FBFD59BF3456009F3F8B485BF6825E97E1EB44E9A1E2CD" },
   { name = "rank", version = "1.0.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "rank", source = "hex", outer_checksum = "5660E361F0E49CBB714CC57CC4C89C63415D8986F05B2DA0C719D5642FAD91C9" },
   { name = "simplifile", version = "2.3.0", build_tools = ["gleam"], requirements = ["filepath", "gleam_stdlib"], otp_app = "simplifile", source = "hex", outer_checksum = "0A868DAC6063D9E983477981839810DC2E553285AB4588B87E3E9C96A7FB4CB4" },
-  { name = "splitter", version = "1.0.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "splitter", source = "hex", outer_checksum = "128FC521EE33B0012E3E64D5B55168586BC1B9C8D7B0D0CA223B68B0D770A547" },
+  { name = "splitter", version = "1.1.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "splitter", source = "hex", outer_checksum = "05564A381580395DCDEFF4F88A64B021E8DAFA6540AE99B4623962F52976AA9D" },
   { name = "term_size", version = "1.0.1", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "term_size", source = "hex", outer_checksum = "D00BD2BC8FB3EBB7E6AE076F3F1FF2AC9D5ED1805F004D0896C784D06C6645F1" },
   { name = "trie_again", version = "1.1.3", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "trie_again", source = "hex", outer_checksum = "365FE609649F3A098D1D7FC7EA5222EE422F0B3745587BF2AB03352357CA70BB" },
 ]

src/pearl.gleam

···
     | "^_" as sequence <> source
     | "^?" as sequence <> source -> #(advance(lexer, source), sequence)
 
-    "x{" <> source -> lex_brace_escape_sequence(advance(lexer, source))
+    "x{" <> _source -> lex_brace_escape_sequence(lexer)
     "x" <> source -> lex_hex_escape_sequence(advance(lexer, source))
 
     "0" as char <> source
···
 }
 
 fn lex_brace_escape_sequence(lexer: Lexer) -> #(Lexer, String) {
-  case splitter.split(lexer.splitters.brace_escape_sequence, lexer.source) {
-    #(before, "}", after) -> #(advance(lexer, after), "x{" <> before <> "}")
-    #(before, separator, after) -> #(
-      advance(error(lexer, UnterminatedEscapeSequence), separator <> after),
-      "x{" <> before,
-    )
+  case
+    splitter.split_after(lexer.splitters.brace_escape_sequence, lexer.source)
+  {
+    #(before, "") -> #(error(lexer, UnterminatedEscapeSequence), before)
+    #(before, after) -> #(advance(lexer, after), before)
   }
 }
 
···
 }
 
 fn lex_until_end_of_line(lexer: Lexer) -> #(Lexer, String) {
-  let #(before, split, after) =
-    splitter.split(lexer.splitters.until_end_of_line, lexer.source)
-  #(advance(lexer, split <> after), before)
+  let #(before, after) =
+    splitter.split_after(lexer.splitters.until_end_of_line, lexer.source)
+  #(advance(lexer, after), before)
 }
 
 fn lex_whitespace(lexer: Lexer, lexed: String) -> #(Lexer, Token) {

test/pearl_test.gleam

···
 
 pub fn unterminated_escape_sequence3_test() {
   let src = "\"\\x{123\""
-  assert_errors(src, [
-    pearl.UnterminatedEscapeSequence,
-    pearl.UnterminatedStringLiteral,
-  ])
+  assert_errors(src, [pearl.UnterminatedEscapeSequence])
 }
 
 pub fn unterminated_escape_sequence4_test() {