=====================================
simple literal
=====================================

~s(content)
~r{content}
~w[content]
~a<content>
~b"content"
~c'content'
~d|content|
~e/content/

---

(source
  (sigil (sigil_name) (string_content))
  (sigil (sigil_name) (string_content))
  (sigil (sigil_name) (string_content))
  (sigil (sigil_name) (string_content))
  (sigil (sigil_name) (string_content))
  (sigil (sigil_name) (string_content))
  (sigil (sigil_name) (string_content))
  (sigil (sigil_name) (string_content)))


=====================================
multiple lines
=====================================

~s"line 1
line 2"

---

(source
  (sigil
    (sigil_name)
    (string_content)))

=====================================
interpolation
=====================================

~s"hey #{name}!"
~r/hey #{
  name
}!/
~w{##{name}#}

---

(source
  (sigil
    (sigil_name)
    (string_content)
    (interpolation
      (identifier))
    (string_content))
  (sigil
    (sigil_name)
    (string_content)
    (interpolation
      (identifier))
    (string_content))
  (sigil
    (sigil_name)
    (string_content)
    (interpolation
      (identifier))
    (string_content)))

=====================================
nested interpolation
=====================================

~s{this is #{~s{number #{1}}}!}

---

(source
  (sigil
    (sigil_name)
    (string_content)
    (interpolation
      (sigil
        (sigil_name)
        (string_content)
        (interpolation
          (integer))))
    (string_content)))

=====================================
escape sequence
=====================================

~s{_\}_\n_\t_\r_\e_\\_\1_\x3f_\u0065\u0301_}

---

(source
  (sigil
    (sigil_name)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (string_content)
    (escape_sequence)
    (escape_sequence)
    (string_content)))

=====================================
escaped interpolation
=====================================

~s/\#{1}/

---

(source
  (sigil
    (sigil_name)
    (escape_sequence)
    (string_content)))

=====================================
upper sigil / no interpolation
=====================================

~S"hey #{name}!"

---

(source
  (sigil
    (sigil_name)
    (string_content)))

=====================================
upper sigil / no escape sequence
=====================================

~S"\n"

---

(source
  (sigil
    (sigil_name)
    (string_content)))

=====================================
upper sigil / escape terminator
=====================================

~S"content \" content"
~S{content \} content}
~S/content \/ content/

---

(source
  (sigil
    (sigil_name)
    (string_content)
    (escape_sequence)
    (string_content))
  (sigil
    (sigil_name)
    (string_content)
    (escape_sequence)
    (string_content))
  (sigil
    (sigil_name)
    (string_content)
    (escape_sequence)
    (string_content)))

=====================================
heredoc delimiter
=====================================

~s"""
text
with "quotes"
"""

~s'''
text
with 'quotes'
'''

---

(source
  (sigil
    (sigil_name)
    (string_content))
  (sigil
    (sigil_name)
    (string_content)))

=====================================
modifiers
=====================================

~r/left|right/i
~r/left|right/iUx

---

(source
  (sigil
    (sigil_name)
    (string_content)
    (sigil_modifiers))
  (sigil
    (sigil_name)
    (string_content)
    (sigil_modifiers)))

=====================================
[error] accepts only a single character
=====================================

~mysigil"content"

---

(source
  (sigil
    (sigil_name)
    (ERROR)
    (string_content)))