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Don't mark lone backslashes as escape sequences

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This commit is contained in:
Martin Jambon 2023-06-23 13:12:10 -07:00
parent 98fdcad2a0
commit 71fe2fd68b
2 changed files with 7 additions and 11 deletions
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8
corpus/strings.txt
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@ -57,9 +57,7 @@ ENV KEY "expansions: $FOO ${BAR}"
(env_instruction (env_instruction
(env_pair (env_pair
(unquoted_string) (unquoted_string)
(double_quoted_string (double_quoted_string)))
(double_quoted_escape_sequence)
(double_quoted_escape_sequence))))
(env_instruction (env_instruction
(env_pair (env_pair
(unquoted_string) (unquoted_string)
@ -106,9 +104,7 @@ ENV KEY 'not escape sequences: \a \n'
(env_instruction (env_instruction
(env_pair (env_pair
(unquoted_string) (unquoted_string)
(single_quoted_string (single_quoted_string))))
(single_quoted_escape_sequence)
(single_quoted_escape_sequence)))))
========================== ==========================
Unquoted strings Unquoted strings

10
grammar.js
View file

@ -391,6 +391,7 @@ module.exports = grammar({
choice( choice(
token.immediate(/[^"\n\\\$]+/), token.immediate(/[^"\n\\\$]+/),
$.double_quoted_escape_sequence, $.double_quoted_escape_sequence,
"\\",
$._immediate_expansion $._immediate_expansion
) )
), ),
@ -404,7 +405,8 @@ module.exports = grammar({
repeat( repeat(
choice( choice(
token.immediate(/[^'\n\\]+/), token.immediate(/[^'\n\\]+/),
$.single_quoted_escape_sequence $.single_quoted_escape_sequence,
"\\",
) )
), ),
"'" "'"
@ -422,16 +424,14 @@ module.exports = grammar({
double_quoted_escape_sequence: ($) => token.immediate( double_quoted_escape_sequence: ($) => token.immediate(
choice( choice(
"\\\\", "\\\\",
"\\\"", "\\\""
"\\"
) )
), ),
single_quoted_escape_sequence: ($) => token.immediate( single_quoted_escape_sequence: ($) => token.immediate(
choice( choice(
"\\\\", "\\\\",
"\\'", "\\'"
"\\"
) )
), ),