Fix soft wrapping on \n #258407
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Fix soft wrapping on \n #258407
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rfon6ngy
reviewed
Jul 29, 2025
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| if (wrapOnEscapedLineFeeds) { | ||
| // disable checking of `\n` if there are no double quotes in the line | ||
| wrapOnEscapedLineFeeds = lineText.includes('"'); |
Contributor
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if we go that way, it should also be triggered for backtick and single quote (e.g. for JS)
| && lineText.includes('"') | ||
| ) { | ||
| visibleColumn += breakingColumn; | ||
| // Check if there's a odd number of backslashes |
Contributor
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good catch, my algorithm only expected 1 non-escaped backslash
Contributor
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thanks for the fix ! As suggested in the original PR, a better approach would be to let each languages define what is a literal declaration, and what is a literal-newline. (Maybe by reusing they tm.language ?) but that was over my skill to define such interface 😓 |
rfon6ngy
reviewed
Jul 29, 2025
| } | ||
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| // literal \n shall trigger a softwrap | ||
| if ( |
Contributor
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this "is-odd-backslash" snipped seems needed multiple times, it could be communalized.
Contributor
Author
"(?x)([_$[:alpha:]][_$[:alnum:]]*)(\\!)?(?=\\s*\n# function assignment |\n(=\\s*(\n ((async\\s+)?(\n (function\\s*[(<*]) |\n (function\\s+) |\n ([_$[:alpha:]][_$[:alnum:]]*\\s*=>)\n )) |\n ((async\\s*)?(\n ((<\\s*$)|((<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<])*\\>)*\\>)*>\\s*)?[\\(]\\s*((([\\{\\[]\\s*)?$)|((\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})\\s*((:\\s*\\{?$)|((\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+\\s*)?=\\s*)))|((\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\])\\s*((:\\s*\\[?$)|((\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+\\s*)?=\\s*)))))) |\n # sure shot arrow functions even if => is on new line\n(\n (<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<])*\\>)*\\>)*>\\s*)?\n [(]\\s*(\\/\\*([^\\*]|(\\*[^\\/]))*\\*\\/\\s*)*\n (\n ([)]\\s*:) | # ():\n ((\\.\\.\\.\\s*)?[_$[:alpha:]][_$[:alnum:]]*\\s*:) # [(]param: | [(]...param:\n )\n) |\n\n# arrow function possible to detect only with => on same line\n(\n (<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<])*\\>)*\\>)*>\\s*)? # typeparameters\n \\(\\s*(\\/\\*([^\\*]|(\\*[^\\/]))*\\*\\/\\s*)*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\])|(\\.\\.\\.\\s*[_$[:alpha:]]))([^()\\'\\\"\\`]|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\'([^\\'\\\\]|\\\\.)*\\')|(\\\"([^\\\"\\\\]|\\\\.)*\\\")|(\\`([^\\`\\\\]|\\\\.)*\\`))*)?\\) # parameters\n (\\s*:\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+)? # return type\n \\s*=> # arrow operator\n)\n ))\n)) |\n# typeannotation is fn type: < | () | (... | (param: | (param, | (param? | (param= | (param) =>\n(:\\s*(\n (<) |\n ([(]\\s*(\n ([)]) |\n (\\.\\.\\.) |\n ([_$[:alnum:]]+\\s*(\n ([:,?=])|\n ([)]\\s*=>)\n ))\n ))\n)) |\n(:\\s*(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))Function(?![_$[:alnum:]])(?:(?=\\.\\.\\.)|(?!\\.))) |\n(:\\s*((<\\s*$)|((<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<])*\\>)*\\>)*>\\s*)?[\\(]\\s*((([\\{\\[]\\s*)?$)|((\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})\\s*((:\\s*\\{?$)|((\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+\\s*)?=\\s*)))|((\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\])\\s*((:\\s*\\[?$)|((\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+\\s*)?=\\s*))))))) |\n(:\\s*(=>|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(<[^<>]*>)|[^<>(),=])+=\\s*(\n ((async\\s+)?(\n (function\\s*[(<*]) |\n (function\\s+) |\n ([_$[:alpha:]][_$[:alnum:]]*\\s*=>)\n )) |\n ((async\\s*)?(\n ((<\\s*$)|((<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<])*\\>)*\\>)*>\\s*)?[\\(]\\s*((([\\{\\[]\\s*)?$)|((\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})\\s*((:\\s*\\{?$)|((\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+\\s*)?=\\s*)))|((\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\])\\s*((:\\s*\\[?$)|((\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+\\s*)?=\\s*)))))) |\n # sure shot arrow functions even if => is on new line\n(\n (<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<])*\\>)*\\>)*>\\s*)?\n [(]\\s*(\\/\\*([^\\*]|(\\*[^\\/]))*\\*\\/\\s*)*\n (\n ([)]\\s*:) | # ():\n ((\\.\\.\\.\\s*)?[_$[:alpha:]][_$[:alnum:]]*\\s*:) # [(]param: | [(]...param:\n )\n) |\n\n# arrow function possible to detect only with => on same line\n(\n (<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<]|\\<\\s*(((const\\s+)?[_$[:alpha:]])|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\]))([^=<>]|=[^<])*\\>)*\\>)*>\\s*)? # typeparameters\n \\(\\s*(\\/\\*([^\\*]|(\\*[^\\/]))*\\*\\/\\s*)*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{([^\\{\\}]|\\{[^\\{\\}]*\\})*\\}))*\\})|(\\[([^\\[\\]]|(\\[([^\\[\\]]|\\[[^\\[\\]]*\\])*\\]))*\\])|(\\.\\.\\.\\s*[_$[:alpha:]]))([^()\\'\\\"\\`]|(\\(([^\\(\\)]|(\\(([^\\(\\)]|\\([^\\(\\)]*\\))*\\)))*\\))|(\\'([^\\'\\\\]|\\\\.)*\\')|(\\\"([^\\\"\\\\]|\\\\.)*\\\")|(\\`([^\\`\\\\]|\\\\.)*\\`))*)?\\) # parameters\n (\\s*:\\s*([^<>\\(\\)\\{\\}]|\\<([^<>]|\\<([^<>]|\\<[^<>]+\\>)+\\>)+\\>|\\([^\\(\\)]+\\)|\\{[^\\{\\}]+\\})+)? # return type\n \\s*=> # arrow operator\n)\n ))\n)))" |
bpasero
approved these changes
Oct 25, 2025
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almost Fixes #258022
I haven't been able to understand all the code yet
so soft wrapping seems to only work for 40% of
\nwhen changing the editor sizecc @alexdima @rfon6ngy
\nsoftwrap check tocreateLineBreaksFromPreviousLineBreaks(), which handles word wrap while the editor is changing size (Changing textEditor size breaks wrap on newline feature #258022)test https://github.com/microsoft/vscode/blob/main/extensions/typescript-basics/syntaxes/TypeScript.tmLanguage.json (minify json first)
"editor.wordWrap": "bounded"/"wordWrapColumn"(extending well past the 80char limit)lineText.includes('"')check, so we don't have to recompute it on every single\n\n"\\\n"now works