parse: merge `fn` syntax + cleanup item parsing - #68728

Merged

bors merged 11 commits into

rust-lang:masterfrom

Centril:towards-fn-merge

Feb 14, 2020

Commits on Feb 13, 2020

parser: extract common foreign item code for each kind
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9fed2d5
parser: unify item list parsing.
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7737d0f
parser: extract `recover_missing_kw_before_item`
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511dfdb
parser: introduce `parse_item_kind` as central `ItemInfo` logic.
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73d5970
parser_item_mod: avoid cloning outer attributes
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20ba687
parser: remove `Option<Vec<Attribute>>` in `ItemInfo`.
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c202603
parser: make `eat_macro_def` redundant.
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fd64b3b
parser: fuse `trait` parsing & layer with `is_path_start_item`
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15e07a6
parser: extract `recover_const_mut`.
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46d3ef5
parser: misc small item related improvements & cleanups.
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aaaf0ba
parser: inline parse_assoc_macro_invoc
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ad72c3a