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Code Issues Releases Activity

JavaScript: String Single Character Escape Sequences (#415)

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https://tc39.es/ecma262#table-string-single-character-escape-sequences
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Steven Penny 2020-10-24 20:48:00 -05:00 committed by GitHub
parent 4453913798
commit 639fa3adc4
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3 changed files with 16 additions and 2 deletions
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1
lexers/j/javascript.go
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@ -49,6 +49,7 @@ var JavascriptRules = Rules{
{"`", LiteralStringBacktick, Pop(1)},
{`\\\\`, LiteralStringBacktick, nil},
{"\\\\`", LiteralStringBacktick, nil},
{"\\\\[^`\\\\]", LiteralStringBacktick, nil},
{`\$\{`, LiteralStringInterpol, Push("interp-inside")},
{`\$`, LiteralStringBacktick, nil},
{"[^`\\\\$]+", LiteralStringBacktick, nil},

3
lexers/testdata/javascript.actual vendored
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@ -1,2 +1,3 @@
sum = parseInt(num1) + parseInt(num2) // "+" means "add"
alert("Sum = " + sum) // "+" means combine into a string
alert("Sum = " + sum) // "+" means combine into a string
const filePath = String.raw`C:\Development\profile\aboutme.html`;

14
lexers/testdata/javascript.expected vendored
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@ -25,5 +25,17 @@
{"type":"NameOther","value":"sum"},
{"type":"Punctuation","value":")"},
{"type":"Text","value":" "},
{"type":"CommentSingle","value":"// \"+\" means combine into a string\n"}
{"type":"CommentSingle","value":"// \"+\" means combine into a string\n"},
{"type":"KeywordReserved","value":"const"},
{"type":"Text","value":" "},
{"type":"NameOther","value":"filePath"},
{"type":"Text","value":" "},
{"type":"Operator","value":"="},
{"type":"Text","value":" "},
{"type":"NameBuiltin","value":"String"},
{"type":"Punctuation","value":"."},
{"type":"NameOther","value":"raw"},
{"type":"LiteralStringBacktick","value":"`C:\\Development\\profile\\aboutme.html`"},
{"type":"Punctuation","value":";"},
{"type":"Text","value":"\n"}
]