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properly handle escape sequences in string literals

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This commit is contained in:
mhoffm
2021-06-12 22:36:10 +02:00
parent 67680e4cda
commit 52247dee63
6 changed files with 2369 additions and 2020 deletions
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197
test/corpus/literals.txt
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@@ -101,59 +101,6 @@ small_pi = 3.14E-10
(literal_value
(numeric_lit)))))))
==================
string literal one line
==================
foo = "bar"
---
(config_file
(body
(attribute
(identifier)
(expression
(expr_term
(literal_value
(string_lit)))))))
==================
string literal escaped newline
==================
foo = "bar\nbaz"
---
(config_file
(body
(attribute
(identifier)
(expression
(expr_term
(literal_value
(string_lit)))))))
==================
string literal multi line error
==================
foo = "
bar"
---
(config_file
(body
(attribute
(identifier)
(expression
(expr_term
(literal_value
(string_lit (ERROR (UNEXPECTED 'b')))))))))
==================
bool literal true
==================
@@ -205,3 +152,147 @@ foo = null
(literal_value
(null_lit)))))))
==================
string literal one line
==================
foo = "bar"
---
(config_file
(body
(attribute
(identifier)
(expression
(expr_term
(literal_value
(string_lit)))))))
==================
string literal escaped newline
==================
foo = "bar\nbaz"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (escape_sequence))))))))
==================
string literal escaped tab
==================
foo = "bar\tbaz"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (escape_sequence))))))))
==================
string literal escaped "
==================
foo = "bar\"baz"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (escape_sequence))))))))
==================
string literal escaped \
==================
foo = "bar\\baz"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (escape_sequence))))))))
==================
string literal escaped \uFFFF
==================
foo = "bar\uFFFFbaz"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (escape_sequence))))))))
==================
string bad escape sequence
==================
foo = "bar\pbaz"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (ERROR (UNEXPECTED 'p')))))))))
==================
string bad escape sequence 2
==================
foo = "bar\uZZ"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (ERROR (UNEXPECTED 'Z')))))))))
==================
string literal multi line error
==================
foo = "
bar"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (ERROR (UNEXPECTED 'b')))))))))
==================
string literal unescaped tab
==================
foo = "foo bar"
---
(config_file
(body
(attribute
(identifier)
(expression (expr_term (literal_value (string_lit (ERROR (UNEXPECTED 'b')))))))))