
prelude ";;; generated by SMT-LIB strings"

theory BuiltIn

  syntax type string "String"

  meta "literal:keep" type string

end

theory string.String

  remove prop concat_assoc
  remove prop concat_empty
  remove prop length_empty
  remove prop length_concat
  remove prop at_out_of_range
  remove prop at_empty
  remove prop at_length
  remove prop concat_at
  remove prop substring_out_of_range
  remove prop substring_of_length_zero_or_less
  remove prop substring_of_empty
  remove prop substring_smaller
  remove prop substring_smaller_x
  remove prop substring_length
  remove prop substring_at
  remove prop prefixof_substring
  remove prop prefixof_concat
  remove prop prefixof_empty
  remove prop prefixof_empty2
  remove prop suffixof_substring
  remove prop suffixof_concat
  remove prop suffixof_empty
  remove prop suffixof_empty2
  remove prop contains_prefixof
  remove prop contains_suffixof
  remove prop contains_empty
  remove prop contains_empty2
  remove prop contains_substring
  remove prop contains_concat
  remove prop contains_at
  remove prop indexof_empty
  remove prop indexof_empty1
  remove prop indexof_contains
  remove prop contains_indexof
  remove prop not_contains_indexof
  remove prop substring_indexof
  remove prop indexof_out_of_range
  remove prop indexof_in_range
  remove prop indexof_contains_substring
  remove prop replace_empty
  remove prop replace_not_contains
  remove prop replace_empty2
  remove prop replace_substring_indexof
  remove prop to_int_gt_minus_1
  remove prop to_int_empty
  remove prop from_int_negative
  remove prop from_int_to_int

  syntax function concat     "(str.++ %1 %2)"
  syntax function length     "(str.len %1)"
  syntax function indexof    "(str.indexof %1 %2 %3)"
  syntax function replace    "(str.replace %1 %2 %3)"
  syntax function substring  "(str.substr %1 %2 %3)"
  syntax function s_at       "(str.at %1 %2)"
  syntax predicate contains  "(str.contains %1 %2)"
  syntax predicate prefixof  "(str.prefixof %1 %2)"
  syntax predicate suffixof  "(str.suffixof %1 %2)"

  (* syntax function is_digit  "(str.is_digit %1)" *)
  syntax function to_int     "(str.to_int %1)"
  syntax function from_int   "(str.from_int %1)"

  syntax predicate lt        "(str.< %1 %2)"
  syntax predicate le        "(str.<= %1 %2)"

  syntax function replaceall "(str.replace_all %1 %2 %3)"


end

theory string.StringRealization

  prelude ";;; SMT-LIB2: string theory"

  syntax function concat     "(str.++ %1 %2)"
  syntax function length     "(str.len %1)"
  syntax function indexof    "(str.indexof %1 %2 %3)"
  syntax function replace    "(str.replace %1 %2 %3)"
  syntax function substring  "(str.substr %1 %2 %3)"
  syntax function s_at       "(str.at %1 %2)"
  syntax predicate contains  "(str.contains %1 %2)"
  syntax predicate prefixof  "(str.prefixof %1 %2)"
  syntax predicate suffixof  "(str.suffixof %1 %2)"

  (* syntax function is_digit  "(str.is_digit %1)" *)
  syntax function to_int     "(str.to_int %1)"
  syntax function from_int   "(str.from_int %1)"

  syntax predicate lt        "(str.< %1 %2)"
  syntax predicate le        "(str.<= %1 %2)"

  syntax function replaceall "(str.replace_all %1 %2 %3)"



end