[JSC] The line starts of a source come with its code, and positions are kept - #734

Merged

dylan-conway merged 9 commits into

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claude/error-stack-positions

Sep 26, 2026

Commits on Sep 26, 2026

[JSC] Line start table: about one byte per line, an embedder can supply it, and positions are kept
dylan-conway
committed
da7256c
Keep the position in the text, which every source that shares the code has in common
dylan-conway
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5cdec80
[JSC] The line starts of a source come with its code
dylan-conway
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7c233f1
line-start-table-positions.js: get the line of a syntax error from a parse alone
dylan-conway
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40f2c0f
[JSC] U+2028 and U+2029 in a string get to shiftLineTerminator() in every mode
dylan-conway
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4e54cc3
[JSC] The line starts come from a scan of the text when its code is compiled, not from the lexer
dylan-conway
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8662e2b
[JSC] The rest of the last commit: the scan, the table and the tests
dylan-conway
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9e20a36
builtin-position-counts-from-the-builtin.js: a build with assertions keeps the expression info of builtins
dylan-conway
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3f5d317
[JSC] The lexer notes where the lines start, and nothing scans a source that is parsed
dylan-conway
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af5518a