Module rustc_lexer::unescape

Utilities for validating string and char literals and turning them into values they represent.

Enums

• CStrUnit
  A unit within CStr. Must not be a nul character.
• EscapeError
  Errors and warnings that can occur during string unescaping.
• Mode
  What kind of literal do we parse.

Functions

• ascii_check 🔒
• byte_from_char
• is_ascii 🔒
• scan_escape 🔒
• scan_unicode 🔒
• skip_ascii_whitespace 🔒
• unescape_byte
  Takes a contents of a byte literal (without quotes), and returns an unescaped byte or an error.
• unescape_c_string
• unescape_char
  Takes a contents of a char literal (without quotes), and returns an unescaped char or an error.
• unescape_char_or_byte 🔒
• unescape_literal
  Takes a contents of a literal (without quotes) and produces a sequence of escaped characters or errors. Values are returned through invoking of the provided callback.
• unescape_raw_str_or_raw_byte_str 🔒
  Takes a contents of a string literal (without quotes) and produces a sequence of characters or errors. NOTE: Raw strings do not perform any explicit character escaping, here we only produce errors on bare CR.
• unescape_str_common 🔒
  Takes a contents of a string literal (without quotes) and produces a sequence of escaped characters or errors.