Cap error on error line

src/parser/parser.nim

@@ -7,6 +7,7 @@ import std/collections/tables
 import results
 import fusion/matching
 import fp/maybe
+import ../utils/str
 
 {.experimental: "caseStmtMacros".}
 
@@ -106,23 +107,30 @@ proc `$`*(x: ParserError): string =
     of charMismatchErr(expected: @expected, parser: @parser, index: @index, unexpected: @unexpected):
       # TODO: Only works for single line right now
       let original = parser.state.stream
+      .deleteAfterNewline(parser.state.position)
       let errSpace = " ".repeat(max(0, index))
       
+
+      $index & $parser &
       &"""Parsing Error (Character Mismatch Error):
 {original}
 {errSpace}^ Expected '{expected}' but got '{unexpected}'"""
     of choiceMismatchErr(expected: @expected, parser: @parser, index: @index, unexpected: @unexpected):
       let original = parser.state.stream
+      .deleteAfterNewline(parser.state.position)
       let errSpace = " ".repeat(max(0, index))
 
+      $index & $parser &
       &"""Parsing Error (Character Mismatch Error):
 {original}
 {errSpace}^ Expected '{expected}' but got '{unexpected}'"""
 
     of endOfStringErr(parser: @parser, index: @index):
       let original = parser.state.stream
+      .deleteAfterNewline(parser.state.position)
       let errSpace = " ".repeat(max(0, index))
 
+      $index & $parser &
       &"""Parsing Error (EndOfString Expected):
 {original}
 {errSpace}^ Expected 'EndOfString' at {index} but got {original.len - 1}"""