Version 1.19.0 - #348

Merged

tilo merged 37 commits into

mainfrom

Aug 10, 2026

Commits on Jul 22, 2026

Remove auto-conversion of exponent forms (issue #345)

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133afa7

Commits on Aug 9, 2026

Trigger CI

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74add3c
Writer: wrap quoted fields in the configured quote_char (not hard-coded ")

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f7dc19e
Reader#each: don't clear chunk_size on the blockless Enumerator path

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45d2207
C path: strip Ruby's String#strip character set in trim_field (parity)

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b97c764
C path: match nil_values_matching against the raw string value (parity)

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dc4d523
Validate quote_char: :auto as an error (no auto-detection exists)

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d6a9927
Header disambiguation: don't steal the name of a real column

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c6ca2c2
Don't mutate the caller's user_provided_headers array

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0485e9b
Column selection: match the row-key type with strings_as_keys

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2eb2ad7

Commits on Aug 10, 2026

Stitch quoted multiline headers like data rows

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e16c8c4
C path: drop the '' String header key too (parity)

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7730ac9
Ruby parser: gate byte-level fast paths on col_sep.bytesize (parity)

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62f5c61
Ruby parser: parse lines with invalid encoding leniently (parity)

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7bed949
Rubocop style autocorrect (self-assignment, empty lines)

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f95ff4e
Add -1e400 and 1e-400 to the exponent-stays-String contract rows

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f6d4f25
Ruby parser: guard byteindex skip-ahead against mid-character offsets

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3427e89
C path: treat trailing \r as line-terminator when row_sep is LF (parity)

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9e096d9
nil_values_matching: run the full transform pipeline on the C path

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926c9c2
Multiline stitch gate: match the parser exactly; add parity fuzz spec

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2c1843c
C path: don't consume a partial multi-char separator at end-of-line

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917322d
C/Ruby parity: empty-line nil padding, nil header key, prefix corners

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966545c
C path: freeze the shared empty string and tag it UTF-8

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4c10b22
Ruby path: use the shared frozen empty string for empty values (parity)

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546928f
field_size_limit: check raw field size in C before conversion; minimum 4096

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1506e58
field_size_limit spec: test the exact boundary (limit + 1, not + 100)

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5d7651e
Ruby path: implement the headers only: short-cut (parity + speed)

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dd0d31c
C path: count NUL-only fields as row-blank (parity)

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5f8cbd9
Validate and normalize the Hash form of convert_values_to_numeric

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8e0ce43
options.md: revert verbose convert_values_to_numeric validation note

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91cb69e
convert_values_to_numeric: reject empty only:/except: lists

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de66779
Cover the remaining untested lines — line coverage back to 100%

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818d81c
Parity fuzz: add combined option sets

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b3ed548
Run all parsing specs on both the C and Ruby paths (parity loops)

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fa8e95f
CHANGELOG: condense the 1.19.0 entry; measured RSpec test counts

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df10793
Docs: upgrade wizard 1.18→1.19 step; quote_char single-byte note

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d79b02a
Docs: one-line notes for the remaining 1.19.0 behavior changes

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22d4832