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-rw-r--r--Cargo.lock246
-rw-r--r--crates/ra_hir/src/lib.rs6
-rw-r--r--crates/ra_ide/Cargo.toml5
-rw-r--r--crates/ra_ide/src/hover.rs333
-rw-r--r--crates/rust-analyzer/src/handlers.rs2
5 files changed, 285 insertions, 307 deletions
diff --git a/Cargo.lock b/Cargo.lock
index 0c1d2e8b9..c0a9494e5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -52,17 +52,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
52checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8" 52checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
53 53
54[[package]] 54[[package]]
55name = "atty"
56version = "0.2.14"
57source = "registry+https://github.com/rust-lang/crates.io-index"
58checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
59dependencies = [
60 "hermit-abi",
61 "libc",
62 "winapi 0.3.9",
63]
64
65[[package]]
66name = "autocfg" 55name = "autocfg"
67version = "1.0.0" 56version = "1.0.0"
68source = "registry+https://github.com/rust-lang/crates.io-index" 57source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -95,27 +84,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
95checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693" 84checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
96 85
97[[package]] 86[[package]]
98name = "block-buffer"
99version = "0.7.3"
100source = "registry+https://github.com/rust-lang/crates.io-index"
101checksum = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
102dependencies = [
103 "block-padding",
104 "byte-tools",
105 "byteorder",
106 "generic-array",
107]
108
109[[package]]
110name = "block-padding"
111version = "0.1.5"
112source = "registry+https://github.com/rust-lang/crates.io-index"
113checksum = "fa79dedbb091f449f1f39e53edf88d5dbe95f895dae6135a8d7b881fb5af73f5"
114dependencies = [
115 "byte-tools",
116]
117
118[[package]]
119name = "bstr" 87name = "bstr"
120version = "0.2.13" 88version = "0.2.13"
121source = "registry+https://github.com/rust-lang/crates.io-index" 89source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -125,12 +93,6 @@ dependencies = [
125] 93]
126 94
127[[package]] 95[[package]]
128name = "byte-tools"
129version = "0.3.1"
130source = "registry+https://github.com/rust-lang/crates.io-index"
131checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
132
133[[package]]
134name = "byteorder" 96name = "byteorder"
135version = "1.3.4" 97version = "1.3.4"
136source = "registry+https://github.com/rust-lang/crates.io-index" 98source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -223,21 +185,6 @@ dependencies = [
223] 185]
224 186
225[[package]] 187[[package]]
226name = "clap"
227version = "2.33.1"
228source = "registry+https://github.com/rust-lang/crates.io-index"
229checksum = "bdfa80d47f954d53a35a64987ca1422f495b8d6483c0fe9f7117b36c2a792129"
230dependencies = [
231 "ansi_term",
232 "atty",
233 "bitflags",
234 "strsim",
235 "textwrap",
236 "unicode-width",
237 "vec_map",
238]
239
240[[package]]
241name = "cloudabi" 188name = "cloudabi"
242version = "0.1.0" 189version = "0.1.0"
243source = "registry+https://github.com/rust-lang/crates.io-index" 190source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -247,23 +194,6 @@ dependencies = [
247] 194]
248 195
249[[package]] 196[[package]]
250name = "comrak"
251version = "0.7.0"
252source = "registry+https://github.com/rust-lang/crates.io-index"
253checksum = "e17058cc536cf290563e88787d7b9e6030ce4742943017cc2ffb71f88034021c"
254dependencies = [
255 "clap",
256 "entities",
257 "lazy_static",
258 "pest",
259 "pest_derive",
260 "regex",
261 "twoway",
262 "typed-arena",
263 "unicode_categories",
264]
265
266[[package]]
267name = "console" 197name = "console"
268version = "0.11.3" 198version = "0.11.3"
269source = "registry+https://github.com/rust-lang/crates.io-index" 199source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -356,15 +286,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
356checksum = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198" 286checksum = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
357 287
358[[package]] 288[[package]]
359name = "digest"
360version = "0.8.1"
361source = "registry+https://github.com/rust-lang/crates.io-index"
362checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
363dependencies = [
364 "generic-array",
365]
366
367[[package]]
368name = "drop_bomb" 289name = "drop_bomb"
369version = "0.1.4" 290version = "0.1.4"
370source = "registry+https://github.com/rust-lang/crates.io-index" 291source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -398,12 +319,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
398checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f" 319checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
399 320
400[[package]] 321[[package]]
401name = "entities"
402version = "1.0.1"
403source = "registry+https://github.com/rust-lang/crates.io-index"
404checksum = "b5320ae4c3782150d900b79807611a59a99fc9a1d61d686faafc24b93fc8d7ca"
405
406[[package]]
407name = "env_logger" 322name = "env_logger"
408version = "0.7.1" 323version = "0.7.1"
409source = "registry+https://github.com/rust-lang/crates.io-index" 324source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -413,12 +328,6 @@ dependencies = [
413] 328]
414 329
415[[package]] 330[[package]]
416name = "fake-simd"
417version = "0.1.2"
418source = "registry+https://github.com/rust-lang/crates.io-index"
419checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
420
421[[package]]
422name = "filetime" 331name = "filetime"
423version = "0.2.10" 332version = "0.2.10"
424source = "registry+https://github.com/rust-lang/crates.io-index" 333source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -502,12 +411,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
502checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7" 411checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
503 412
504[[package]] 413[[package]]
505name = "generic-array" 414name = "getopts"
506version = "0.12.3" 415version = "0.2.21"
507source = "registry+https://github.com/rust-lang/crates.io-index" 416source = "registry+https://github.com/rust-lang/crates.io-index"
508checksum = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec" 417checksum = "14dbbfd5c71d70241ecf9e6f13737f7b5ce823821063188d7e46c41d371eebd5"
509dependencies = [ 418dependencies = [
510 "typenum", 419 "unicode-width",
511] 420]
512 421
513[[package]] 422[[package]]
@@ -964,12 +873,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
964checksum = "0b631f7e854af39a1739f401cf34a8a013dfe09eac4fa4dba91e9768bd28168d" 873checksum = "0b631f7e854af39a1739f401cf34a8a013dfe09eac4fa4dba91e9768bd28168d"
965 874
966[[package]] 875[[package]]
967name = "opaque-debug"
968version = "0.2.3"
969source = "registry+https://github.com/rust-lang/crates.io-index"
970checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
971
972[[package]]
973name = "parking_lot" 876name = "parking_lot"
974version = "0.11.0" 877version = "0.11.0"
975source = "registry+https://github.com/rust-lang/crates.io-index" 878source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1025,49 +928,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
1025checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e" 928checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
1026 929
1027[[package]] 930[[package]]
1028name = "pest"
1029version = "2.1.3"
1030source = "registry+https://github.com/rust-lang/crates.io-index"
1031checksum = "10f4872ae94d7b90ae48754df22fd42ad52ce740b8f370b03da4835417403e53"
1032dependencies = [
1033 "ucd-trie",
1034]
1035
1036[[package]]
1037name = "pest_derive"
1038version = "2.1.0"
1039source = "registry+https://github.com/rust-lang/crates.io-index"
1040checksum = "833d1ae558dc601e9a60366421196a8d94bc0ac980476d0b67e1d0988d72b2d0"
1041dependencies = [
1042 "pest",
1043 "pest_generator",
1044]
1045
1046[[package]]
1047name = "pest_generator"
1048version = "2.1.3"
1049source = "registry+https://github.com/rust-lang/crates.io-index"
1050checksum = "99b8db626e31e5b81787b9783425769681b347011cc59471e33ea46d2ea0cf55"
1051dependencies = [
1052 "pest",
1053 "pest_meta",
1054 "proc-macro2",
1055 "quote",
1056 "syn",
1057]
1058
1059[[package]]
1060name = "pest_meta"
1061version = "2.1.3"
1062source = "registry+https://github.com/rust-lang/crates.io-index"
1063checksum = "54be6e404f5317079812fc8f9f5279de376d8856929e21c184ecf6bbd692a11d"
1064dependencies = [
1065 "maplit",
1066 "pest",
1067 "sha-1",
1068]
1069
1070[[package]]
1071name = "petgraph" 931name = "petgraph"
1072version = "0.5.1" 932version = "0.5.1"
1073source = "registry+https://github.com/rust-lang/crates.io-index" 933source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1111,6 +971,27 @@ dependencies = [
1111] 971]
1112 972
1113[[package]] 973[[package]]
974name = "pulldown-cmark"
975version = "0.7.1"
976source = "registry+https://github.com/rust-lang/crates.io-index"
977checksum = "3e142c3b8f49d2200605ee6ba0b1d757310e9e7a72afe78c36ee2ef67300ee00"
978dependencies = [
979 "bitflags",
980 "getopts",
981 "memchr",
982 "unicase",
983]
984
985[[package]]
986name = "pulldown-cmark-to-cmark"
987version = "4.0.2"
988source = "registry+https://github.com/rust-lang/crates.io-index"
989checksum = "cffb594e453d29e238ac190362a4a291daec00396717a8d1670863121ac56958"
990dependencies = [
991 "pulldown-cmark",
992]
993
994[[package]]
1114name = "quote" 995name = "quote"
1115version = "1.0.7" 996version = "1.0.7"
1116source = "registry+https://github.com/rust-lang/crates.io-index" 997source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1264,20 +1145,21 @@ dependencies = [
1264name = "ra_ide" 1145name = "ra_ide"
1265version = "0.1.0" 1146version = "0.1.0"
1266dependencies = [ 1147dependencies = [
1267 "comrak",
1268 "either", 1148 "either",
1269 "indexmap", 1149 "indexmap",
1270 "insta", 1150 "insta",
1271 "itertools", 1151 "itertools",
1152 "lazy_static",
1272 "log", 1153 "log",
1273 "maplit", 1154 "maplit",
1155 "pulldown-cmark",
1156 "pulldown-cmark-to-cmark",
1274 "ra_assists", 1157 "ra_assists",
1275 "ra_cfg", 1158 "ra_cfg",
1276 "ra_db", 1159 "ra_db",
1277 "ra_fmt", 1160 "ra_fmt",
1278 "ra_hir", 1161 "ra_hir",
1279 "ra_hir_def", 1162 "ra_hir_def",
1280 "ra_hir_expand",
1281 "ra_ide_db", 1163 "ra_ide_db",
1282 "ra_parser", 1164 "ra_parser",
1283 "ra_prof", 1165 "ra_prof",
@@ -1794,18 +1676,6 @@ dependencies = [
1794] 1676]
1795 1677
1796[[package]] 1678[[package]]
1797name = "sha-1"
1798version = "0.8.2"
1799source = "registry+https://github.com/rust-lang/crates.io-index"
1800checksum = "f7d94d0bede923b3cea61f3f1ff57ff8cdfd77b400fb8f9998949e0cf04163df"
1801dependencies = [
1802 "block-buffer",
1803 "digest",
1804 "fake-simd",
1805 "opaque-debug",
1806]
1807
1808[[package]]
1809name = "sharded-slab" 1679name = "sharded-slab"
1810version = "0.0.9" 1680version = "0.0.9"
1811source = "registry+https://github.com/rust-lang/crates.io-index" 1681source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1840,12 +1710,6 @@ name = "stdx"
1840version = "0.1.0" 1710version = "0.1.0"
1841 1711
1842[[package]] 1712[[package]]
1843name = "strsim"
1844version = "0.8.0"
1845source = "registry+https://github.com/rust-lang/crates.io-index"
1846checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
1847
1848[[package]]
1849name = "superslice" 1713name = "superslice"
1850version = "1.0.0" 1714version = "1.0.0"
1851source = "registry+https://github.com/rust-lang/crates.io-index" 1715source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1925,15 +1789,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
1925checksum = "f03e7efdedc3bc78cb2337f1e2785c39e45f5ef762d9e4ebb137fff7380a6d8a" 1789checksum = "f03e7efdedc3bc78cb2337f1e2785c39e45f5ef762d9e4ebb137fff7380a6d8a"
1926 1790
1927[[package]] 1791[[package]]
1928name = "textwrap"
1929version = "0.11.0"
1930source = "registry+https://github.com/rust-lang/crates.io-index"
1931checksum = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
1932dependencies = [
1933 "unicode-width",
1934]
1935
1936[[package]]
1937name = "thin-dst" 1792name = "thin-dst"
1938version = "1.1.0" 1793version = "1.1.0"
1939source = "registry+https://github.com/rust-lang/crates.io-index" 1794source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2046,40 +1901,15 @@ dependencies = [
2046] 1901]
2047 1902
2048[[package]] 1903[[package]]
2049name = "twoway" 1904name = "unicase"
2050version = "0.2.1" 1905version = "2.6.0"
2051source = "registry+https://github.com/rust-lang/crates.io-index" 1906source = "registry+https://github.com/rust-lang/crates.io-index"
2052checksum = "6b40075910de3a912adbd80b5d8bad6ad10a23eeb1f5bf9d4006839e899ba5bc" 1907checksum = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
2053dependencies = [ 1908dependencies = [
2054 "memchr", 1909 "version_check",
2055 "unchecked-index",
2056] 1910]
2057 1911
2058[[package]] 1912[[package]]
2059name = "typed-arena"
2060version = "1.7.0"
2061source = "registry+https://github.com/rust-lang/crates.io-index"
2062checksum = "a9b2228007eba4120145f785df0f6c92ea538f5a3635a612ecf4e334c8c1446d"
2063
2064[[package]]
2065name = "typenum"
2066version = "1.12.0"
2067source = "registry+https://github.com/rust-lang/crates.io-index"
2068checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
2069
2070[[package]]
2071name = "ucd-trie"
2072version = "0.1.3"
2073source = "registry+https://github.com/rust-lang/crates.io-index"
2074checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
2075
2076[[package]]
2077name = "unchecked-index"
2078version = "0.2.2"
2079source = "registry+https://github.com/rust-lang/crates.io-index"
2080checksum = "eeba86d422ce181a719445e51872fa30f1f7413b62becb52e95ec91aa262d85c"
2081
2082[[package]]
2083name = "unicode-bidi" 1913name = "unicode-bidi"
2084version = "0.3.4" 1914version = "0.3.4"
2085source = "registry+https://github.com/rust-lang/crates.io-index" 1915source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2116,12 +1946,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
2116checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564" 1946checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
2117 1947
2118[[package]] 1948[[package]]
2119name = "unicode_categories"
2120version = "0.1.1"
2121source = "registry+https://github.com/rust-lang/crates.io-index"
2122checksum = "39ec24b3121d976906ece63c9daad25b85969647682eee313cb5779fdd69e14e"
2123
2124[[package]]
2125name = "url" 1949name = "url"
2126version = "2.1.1" 1950version = "2.1.1"
2127source = "registry+https://github.com/rust-lang/crates.io-index" 1951source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2134,10 +1958,10 @@ dependencies = [
2134] 1958]
2135 1959
2136[[package]] 1960[[package]]
2137name = "vec_map" 1961name = "version_check"
2138version = "0.8.2" 1962version = "0.9.2"
2139source = "registry+https://github.com/rust-lang/crates.io-index" 1963source = "registry+https://github.com/rust-lang/crates.io-index"
2140checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191" 1964checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
2141 1965
2142[[package]] 1966[[package]]
2143name = "vfs" 1967name = "vfs"
diff --git a/crates/ra_hir/src/lib.rs b/crates/ra_hir/src/lib.rs
index 3364a822f..fe34b30bc 100644
--- a/crates/ra_hir/src/lib.rs
+++ b/crates/ra_hir/src/lib.rs
@@ -66,12 +66,14 @@ pub use hir_def::{
66 body::scope::ExprScopes, 66 body::scope::ExprScopes,
67 builtin_type::BuiltinType, 67 builtin_type::BuiltinType,
68 docs::Documentation, 68 docs::Documentation,
69 item_scope::ItemInNs,
69 nameres::ModuleSource, 70 nameres::ModuleSource,
70 path::{ModPath, Path, PathKind}, 71 path::{ModPath, Path, PathKind},
71 type_ref::Mutability, 72 type_ref::Mutability,
72}; 73};
73pub use hir_expand::{ 74pub use hir_expand::{
74 hygiene::Hygiene, name::Name, HirFileId, InFile, MacroCallId, MacroCallLoc, MacroDefId, 75 hygiene::Hygiene,
75 MacroFile, Origin, 76 name::{AsName, Name},
77 HirFileId, InFile, MacroCallId, MacroCallLoc, MacroDefId, MacroFile, Origin,
76}; 78};
77pub use hir_ty::{display::HirDisplay, CallableDef}; 79pub use hir_ty::{display::HirDisplay, CallableDef};
diff --git a/crates/ra_ide/Cargo.toml b/crates/ra_ide/Cargo.toml
index 1bc095c5b..642b71937 100644
--- a/crates/ra_ide/Cargo.toml
+++ b/crates/ra_ide/Cargo.toml
@@ -17,9 +17,11 @@ itertools = "0.9.0"
17log = "0.4.8" 17log = "0.4.8"
18rustc-hash = "1.1.0" 18rustc-hash = "1.1.0"
19rand = { version = "0.7.3", features = ["small_rng"] } 19rand = { version = "0.7.3", features = ["small_rng"] }
20comrak = "0.7.0"
21url = "*" 20url = "*"
22maplit = "*" 21maplit = "*"
22lazy_static = "*"
23pulldown-cmark-to-cmark = "4.0.2"
24pulldown-cmark = "0.7.0"
23 25
24stdx = { path = "../stdx" } 26stdx = { path = "../stdx" }
25 27
@@ -36,7 +38,6 @@ ra_ssr = { path = "../ra_ssr" }
36ra_project_model = { path = "../ra_project_model" } 38ra_project_model = { path = "../ra_project_model" }
37ra_hir_def = { path = "../ra_hir_def" } 39ra_hir_def = { path = "../ra_hir_def" }
38ra_tt = { path = "../ra_tt" } 40ra_tt = { path = "../ra_tt" }
39ra_hir_expand = { path = "../ra_hir_expand" }
40ra_parser = { path = "../ra_parser" } 41ra_parser = { path = "../ra_parser" }
41 42
42# ra_ide should depend only on the top-level `hir` package. if you need 43# ra_ide should depend only on the top-level `hir` package. if you need
diff --git a/crates/ra_ide/src/hover.rs b/crates/ra_ide/src/hover.rs
index 34fc36a1f..82aa24f4f 100644
--- a/crates/ra_ide/src/hover.rs
+++ b/crates/ra_ide/src/hover.rs
@@ -1,23 +1,25 @@
1use std::collections::{HashMap, HashSet};
1use std::iter::once; 2use std::iter::once;
2 3
3use hir::{ 4use hir::{
4 Adt, AsAssocItem, AssocItemContainer, FieldSource, HasSource, HirDisplay, ModuleDef, 5 db::DefDatabase, Adt, AsAssocItem, AsName, AssocItemContainer, AttrDef, Crate, Documentation,
5 ModuleSource, Semantics, Documentation, AttrDef, Crate, ModPath, Hygiene 6 FieldSource, HasSource, HirDisplay, Hygiene, ItemInNs, ModPath, ModuleDef, ModuleSource,
7 Semantics, Module
6}; 8};
7use itertools::Itertools; 9use itertools::Itertools;
10use lazy_static::lazy_static;
11use maplit::{hashmap, hashset};
12use pulldown_cmark::{CowStr, Event, Options, Parser, Tag};
13use pulldown_cmark_to_cmark::cmark;
8use ra_db::SourceDatabase; 14use ra_db::SourceDatabase;
9use ra_ide_db::{ 15use ra_ide_db::{
10 defs::{classify_name, classify_name_ref, Definition}, 16 defs::{classify_name, classify_name_ref, Definition},
11 RootDatabase, 17 RootDatabase,
12}; 18};
13use ra_syntax::{ast, match_ast, AstNode, SyntaxKind::*, SyntaxToken, SyntaxNode, TokenAtOffset, ast::Path}; 19use ra_syntax::{
14use ra_hir_def::{item_scope::ItemInNs, db::DefDatabase, resolver::HasResolver}; 20 ast, ast::Path, match_ast, AstNode, SyntaxKind::*, SyntaxNode, SyntaxToken, TokenAtOffset,
15use ra_tt::{Literal, Ident, Punct, TokenTree, Leaf}; 21};
16use ra_hir_expand::name::AsName; 22use ra_tt::{Ident, Leaf, Literal, Punct, TokenTree};
17use maplit::{hashset, hashmap};
18
19use comrak::{parse_document,format_commonmark, ComrakOptions, Arena};
20use comrak::nodes::NodeValue;
21use url::Url; 23use url::Url;
22 24
23use crate::{ 25use crate::{
@@ -389,80 +391,143 @@ fn hover_text_from_name_kind(db: &RootDatabase, def: Definition) -> Option<Strin
389 } 391 }
390} 392}
391 393
394// Rewrites a markdown document, resolving links using `callback` and additionally striping prefixes/suffixes on link titles.
395fn map_links<'e>(
396 events: impl Iterator<Item = Event<'e>>,
397 callback: impl Fn(&str, &str) -> String,
398) -> impl Iterator<Item = Event<'e>> {
399 let mut in_link = false;
400 let mut link_text = CowStr::Borrowed("");
401 events.map(move |evt| match evt {
402 Event::Start(Tag::Link(..)) => {
403 in_link = true;
404 evt
405 }
406 Event::End(Tag::Link(link_type, target, _)) => {
407 in_link = false;
408 let target = callback(&target, &link_text);
409 Event::End(Tag::Link(link_type, CowStr::Boxed(target.into()), CowStr::Borrowed("")))
410 }
411 Event::Text(s) if in_link => {
412 link_text = s.clone();
413 Event::Text(CowStr::Boxed(strip_prefixes_suffixes(&s).into()))
414 }
415 Event::Code(s) if in_link => {
416 link_text = s.clone();
417 Event::Code(CowStr::Boxed(strip_prefixes_suffixes(&s).into()))
418 }
419 _ => evt,
420 })
421}
422
392/// Rewrite documentation links in markdown to point to local documentation/docs.rs 423/// Rewrite documentation links in markdown to point to local documentation/docs.rs
393fn rewrite_links(db: &RootDatabase, markdown: &str, definition: &Definition) -> Option<String> { 424fn rewrite_links(db: &RootDatabase, markdown: &str, definition: &Definition) -> Option<String> {
394 let arena = Arena::new(); 425 let doc = Parser::new_with_broken_link_callback(
395 let doc = parse_document(&arena, markdown, &ComrakOptions::default()); 426 markdown,
396 427 Options::empty(),
397 iter_nodes(doc, &|node| { 428 Some(&|label, _| Some((/*url*/ label.to_string(), /*title*/ label.to_string()))),
398 match &mut node.data.borrow_mut().value { 429 );
399 &mut NodeValue::Link(ref mut link) => { 430
400 match Url::parse(&String::from_utf8(link.url.clone()).unwrap()) { 431 let doc = map_links(doc, |target, title: &str| {
401 // If this is a valid absolute URL don't touch it 432 match Url::parse(target) {
402 Ok(_) => (), 433 // If this is a valid absolute URL don't touch it
403 // Otherwise there are two main possibilities 434 Ok(_) => target.to_string(),
404 // path-based links: `../../module/struct.MyStruct.html` 435 // Otherwise there are two main possibilities
405 // module-based links (AKA intra-doc links): `super::super::module::MyStruct` 436 // path-based links: `../../module/struct.MyStruct.html`
406 Err(_) => { 437 // module-based links (AKA intra-doc links): `super::super::module::MyStruct`
407 let link_str = String::from_utf8(link.url.clone()).unwrap(); 438 Err(_) => {
408 let link_text = String::from_utf8(link.title.clone()).unwrap(); 439 let resolved = try_resolve_intra(db, definition, title, &target)
409 let resolved = try_resolve_intra(db, definition, &link_text, &link_str) 440 .or_else(|| try_resolve_path(db, definition, &target));
410 .or_else(|| try_resolve_path(db, definition, &link_str)); 441
411 442 if let Some(resolved) = resolved {
412 if let Some(resolved) = resolved { 443 resolved
413 link.url = resolved.as_bytes().to_vec(); 444 } else {
414 } 445 target.to_string()
415
416 }
417 } 446 }
418 }, 447 }
419 _ => ()
420 } 448 }
421 }); 449 });
422 let mut out = Vec::new(); 450 let mut out = String::new();
423 format_commonmark(doc, &ComrakOptions::default(), &mut out).ok()?; 451 cmark(doc, &mut out, None).ok();
424 Some(String::from_utf8(out).unwrap().trim().to_string()) 452 Some(out)
425} 453}
426 454
427#[derive(PartialEq, Eq, Hash, Copy, Clone, Debug)] 455#[derive(PartialEq, Eq, Hash, Copy, Clone, Debug)]
428enum Namespace { 456enum Namespace {
429 Types, 457 Types,
430 Values, 458 Values,
431 Macros 459 Macros,
432} 460}
433 461
462lazy_static!(
463 /// Map of namespaces to identifying prefixes and suffixes as defined by RFC1946.
464 static ref NS_MAP: HashMap<Namespace, (HashSet<&'static str>, HashSet<&'static str>)> = hashmap!{
465 Namespace::Types => (hashset!{"type", "struct", "enum", "mod", "trait", "union", "module"}, hashset!{}),
466 Namespace::Values => (hashset!{"value", "function", "fn", "method", "const", "static", "mod", "module"}, hashset!{"()"}),
467 Namespace::Macros => (hashset!{"macro"}, hashset!{"!"})
468 };
469);
470
434impl Namespace { 471impl Namespace {
435 /// Extract the specified namespace from an intra-doc-link if one exists. 472 /// Extract the specified namespace from an intra-doc-link if one exists.
436 fn from_intra_spec(s: &str) -> Option<Self> { 473 fn from_intra_spec(s: &str) -> Option<Self> {
437 let ns_map = hashmap!{ 474 NS_MAP
438 Self::Types => (hashset!{"type", "struct", "enum", "mod", "trait", "union", "module"}, hashset!{}),
439 Self::Values => (hashset!{"value", "function", "fn", "method", "const", "static", "mod", "module"}, hashset!{"()"}),
440 Self::Macros => (hashset!{"macro"}, hashset!{"!"})
441 };
442
443 ns_map
444 .iter() 475 .iter()
445 .filter(|(_ns, (prefixes, suffixes))| { 476 .filter(|(_ns, (prefixes, suffixes))| {
446 prefixes.iter().map(|prefix| s.starts_with(prefix) && s.chars().nth(prefix.len()+1).map(|c| c == '@' || c == ' ').unwrap_or(false)).any(|cond| cond) || 477 prefixes
447 suffixes.iter().map(|suffix| s.starts_with(suffix) && s.chars().nth(suffix.len()+1).map(|c| c == '@' || c == ' ').unwrap_or(false)).any(|cond| cond) 478 .iter()
479 .map(|prefix| {
480 s.starts_with(prefix)
481 && s.chars()
482 .nth(prefix.len() + 1)
483 .map(|c| c == '@' || c == ' ')
484 .unwrap_or(false)
485 })
486 .any(|cond| cond)
487 || suffixes
488 .iter()
489 .map(|suffix| {
490 s.starts_with(suffix)
491 && s.chars()
492 .nth(suffix.len() + 1)
493 .map(|c| c == '@' || c == ' ')
494 .unwrap_or(false)
495 })
496 .any(|cond| cond)
448 }) 497 })
449 .map(|(ns, (_, _))| *ns) 498 .map(|(ns, (_, _))| *ns)
450 .next() 499 .next()
451 } 500 }
452} 501}
453 502
503// Strip prefixes, suffixes, and inline code marks from the given string.
504fn strip_prefixes_suffixes(mut s: &str) -> &str {
505 s = s.trim_matches('`');
506 NS_MAP.iter().for_each(|(_, (prefixes, suffixes))| {
507 prefixes.iter().for_each(|prefix| s = s.trim_start_matches(prefix));
508 suffixes.iter().for_each(|suffix| s = s.trim_end_matches(suffix));
509 });
510 s.trim_start_matches("@").trim()
511}
512
454/// Try to resolve path to local documentation via intra-doc-links (i.e. `super::gateway::Shard`). 513/// Try to resolve path to local documentation via intra-doc-links (i.e. `super::gateway::Shard`).
455/// 514///
456/// See [RFC1946](https://github.com/rust-lang/rfcs/blob/master/text/1946-intra-rustdoc-links.md). 515/// See [RFC1946](https://github.com/rust-lang/rfcs/blob/master/text/1946-intra-rustdoc-links.md).
457fn try_resolve_intra(db: &RootDatabase, definition: &Definition, link_text: &str, link_target: &str) -> Option<String> { 516fn try_resolve_intra(
458 eprintln!("try_resolve_intra"); 517 db: &RootDatabase,
459 518 definition: &Definition,
519 link_text: &str,
520 link_target: &str,
521) -> Option<String> {
460 // Set link_target for implied shortlinks 522 // Set link_target for implied shortlinks
461 let link_target = if link_target.is_empty() { 523 let link_target =
462 link_text.trim_matches('`') 524 if link_target.is_empty() { link_text.trim_matches('`') } else { link_target };
463 } else { 525
464 link_target 526 // Namespace disambiguation
465 }; 527 let namespace = Namespace::from_intra_spec(link_target);
528
529 // Strip prefixes/suffixes
530 let link_target = strip_prefixes_suffixes(link_target);
466 531
467 // Parse link as a module path 532 // Parse link as a module path
468 // This expects a full document, which a single path isn't, but we can just ignore the errors. 533 // This expects a full document, which a single path isn't, but we can just ignore the errors.
@@ -473,17 +538,17 @@ fn try_resolve_intra(db: &RootDatabase, definition: &Definition, link_text: &str
473 // Resolve it relative to symbol's location (according to the RFC this should consider small scopes 538 // Resolve it relative to symbol's location (according to the RFC this should consider small scopes
474 let resolver = definition.resolver(db)?; 539 let resolver = definition.resolver(db)?;
475 540
476 // Namespace disambiguation
477 let namespace = Namespace::from_intra_spec(link_target);
478
479 let resolved = resolver.resolve_module_path_in_items(db, &modpath); 541 let resolved = resolver.resolve_module_path_in_items(db, &modpath);
480 let (defid, namespace) = match namespace { 542 let (defid, namespace) = match namespace {
481 // TODO: .or(resolved.macros) 543 // TODO: .or(resolved.macros)
482 None => resolved.types.map(|t| (t.0, Namespace::Types)).or(resolved.values.map(|t| (t.0, Namespace::Values)))?, 544 None => resolved
545 .types
546 .map(|t| (t.0, Namespace::Types))
547 .or(resolved.values.map(|t| (t.0, Namespace::Values)))?,
483 Some(ns @ Namespace::Types) => (resolved.types?.0, ns), 548 Some(ns @ Namespace::Types) => (resolved.types?.0, ns),
484 Some(ns @ Namespace::Values) => (resolved.values?.0, ns), 549 Some(ns @ Namespace::Values) => (resolved.values?.0, ns),
485 // TODO: 550 // TODO:
486 Some(Namespace::Macros) => None? 551 Some(Namespace::Macros) => None?,
487 }; 552 };
488 553
489 // Get the filepath of the final symbol 554 // Get the filepath of the final symbol
@@ -494,23 +559,28 @@ fn try_resolve_intra(db: &RootDatabase, definition: &Definition, link_text: &str
494 Namespace::Types => ItemInNs::Types(defid), 559 Namespace::Types => ItemInNs::Types(defid),
495 Namespace::Values => ItemInNs::Values(defid), 560 Namespace::Values => ItemInNs::Values(defid),
496 // TODO: 561 // TODO:
497 Namespace::Macros => None? 562 Namespace::Macros => None?,
498 }; 563 };
499 let import_map = db.import_map(krate.into()); 564 let import_map = db.import_map(krate.into());
500 let path = import_map.path_of(ns)?; 565 let path = import_map.path_of(ns)?;
501 566
502 Some( 567 Some(
503 get_doc_url(db, &krate)? 568 get_doc_url(db, &krate)?
504 .join(&format!("{}/", krate.display_name(db)?)).ok()? 569 .join(&format!("{}/", krate.display_name(db)?))
505 .join(&path.segments.iter().map(|name| format!("{}", name)).join("/")).ok()? 570 .ok()?
506 .join(&get_symbol_filename(db, &Definition::ModuleDef(def))?).ok()? 571 .join(&path.segments.iter().map(|name| format!("{}", name)).join("/"))
507 .into_string() 572 .ok()?
573 .join(&get_symbol_filename(db, &Definition::ModuleDef(def))?)
574 .ok()?
575 .into_string(),
508 ) 576 )
509} 577}
510 578
511/// Try to resolve path to local documentation via path-based links (i.e. `../gateway/struct.Shard.html`). 579/// Try to resolve path to local documentation via path-based links (i.e. `../gateway/struct.Shard.html`).
512fn try_resolve_path(db: &RootDatabase, definition: &Definition, link: &str) -> Option<String> { 580fn try_resolve_path(db: &RootDatabase, definition: &Definition, link: &str) -> Option<String> {
513 eprintln!("try_resolve_path"); 581 if !link.contains("#") && !link.contains(".html") {
582 return None;
583 }
514 let ns = if let Definition::ModuleDef(moddef) = definition { 584 let ns = if let Definition::ModuleDef(moddef) = definition {
515 ItemInNs::Types(moddef.clone().into()) 585 ItemInNs::Types(moddef.clone().into())
516 } else { 586 } else {
@@ -522,11 +592,15 @@ fn try_resolve_path(db: &RootDatabase, definition: &Definition, link: &str) -> O
522 // TODO: It should be possible to fall back to not-necessarilly-public paths if we can't find a public one, 592 // TODO: It should be possible to fall back to not-necessarilly-public paths if we can't find a public one,
523 // then hope rustdoc was run locally with `--document-private-items` 593 // then hope rustdoc was run locally with `--document-private-items`
524 let base = import_map.path_of(ns)?; 594 let base = import_map.path_of(ns)?;
525 let base = once(format!("{}", krate.display_name(db)?)).chain(base.segments.iter().map(|name| format!("{}", name))).join("/"); 595 let base = once(format!("{}", krate.display_name(db)?))
596 .chain(base.segments.iter().map(|name| format!("{}", name)))
597 .join("/");
526 598
527 get_doc_url(db, &krate) 599 get_doc_url(db, &krate)
528 .and_then(|url| url.join(&base).ok()) 600 .and_then(|url| url.join(&base).ok())
529 .and_then(|url| get_symbol_filename(db, definition).as_deref().map(|f| url.join(f).ok()).flatten()) 601 .and_then(|url| {
602 get_symbol_filename(db, definition).as_deref().map(|f| url.join(f).ok()).flatten()
603 })
530 .and_then(|url| url.join(link).ok()) 604 .and_then(|url| url.join(link).ok())
531 .map(|url| url.into_string()) 605 .map(|url| url.into_string())
532} 606}
@@ -566,31 +640,25 @@ fn get_symbol_filename(db: &RootDatabase, definition: &Definition) -> Option<Str
566 ModuleDef::Adt(adt) => match adt { 640 ModuleDef::Adt(adt) => match adt {
567 Adt::Struct(s) => format!("struct.{}.html", s.name(db)), 641 Adt::Struct(s) => format!("struct.{}.html", s.name(db)),
568 Adt::Enum(e) => format!("enum.{}.html", e.name(db)), 642 Adt::Enum(e) => format!("enum.{}.html", e.name(db)),
569 Adt::Union(u) => format!("union.{}.html", u.name(db)) 643 Adt::Union(u) => format!("union.{}.html", u.name(db)),
570 }, 644 },
571 ModuleDef::Module(_) => "index.html".to_string(), 645 ModuleDef::Module(_) => "index.html".to_string(),
572 ModuleDef::Trait(t) => format!("trait.{}.html", t.name(db)), 646 ModuleDef::Trait(t) => format!("trait.{}.html", t.name(db)),
573 ModuleDef::TypeAlias(t) => format!("type.{}.html", t.name(db)), 647 ModuleDef::TypeAlias(t) => format!("type.{}.html", t.name(db)),
574 ModuleDef::BuiltinType(t) => format!("primitive.{}.html", t.as_name()), 648 ModuleDef::BuiltinType(t) => format!("primitive.{}.html", t.as_name()),
575 ModuleDef::Function(f) => format!("fn.{}.html", f.name(db)), 649 ModuleDef::Function(f) => format!("fn.{}.html", f.name(db)),
576 ModuleDef::EnumVariant(ev) => format!("enum.{}.html#variant.{}", ev.parent_enum(db).name(db), ev.name(db)), 650 ModuleDef::EnumVariant(ev) => {
651 format!("enum.{}.html#variant.{}", ev.parent_enum(db).name(db), ev.name(db))
652 }
577 ModuleDef::Const(c) => format!("const.{}.html", c.name(db)?), 653 ModuleDef::Const(c) => format!("const.{}.html", c.name(db)?),
578 // TODO: Check this is the right prefix 654 // TODO: Check this is the right prefix
579 ModuleDef::Static(s) => format!("static.{}.html", s.name(db)?) 655 ModuleDef::Static(s) => format!("static.{}.html", s.name(db)?),
580 }, 656 },
581 Definition::Macro(m) => format!("macro.{}.html", m.name(db)?), 657 Definition::Macro(m) => format!("macro.{}.html", m.name(db)?),
582 _ => None? 658 _ => None?,
583 }) 659 })
584} 660}
585 661
586fn iter_nodes<'a, F>(node: &'a comrak::nodes::AstNode<'a>, f: &F)
587 where F : Fn(&'a comrak::nodes::AstNode<'a>) {
588 f(node);
589 for c in node.children() {
590 iter_nodes(c, f);
591 }
592}
593
594fn pick_best(tokens: TokenAtOffset<SyntaxToken>) -> Option<SyntaxToken> { 662fn pick_best(tokens: TokenAtOffset<SyntaxToken>) -> Option<SyntaxToken> {
595 return tokens.max_by_key(priority); 663 return tokens.max_by_key(priority);
596 fn priority(n: &SyntaxToken) -> usize { 664 fn priority(n: &SyntaxToken) -> usize {
@@ -614,12 +682,11 @@ mod tests {
614 use crate::mock_analysis::analysis_and_position; 682 use crate::mock_analysis::analysis_and_position;
615 683
616 fn trim_markup(s: &str) -> String { 684 fn trim_markup(s: &str) -> String {
617 s 685 s.trim()
618 .replace("``` rust", "```rust") 686 .replace("````", "```")
619 .replace("-----", "___") 687 .replace("---", "___")
620 .replace("\n\n___\n\n", "\n___\n\n")
621 .replace("\\<-", "<-") 688 .replace("\\<-", "<-")
622 .trim_start_matches("test\n```\n\n") 689 .replace("```\n\n___", "```\n___")
623 .trim_start_matches("```rust\n") 690 .trim_start_matches("```rust\n")
624 .trim_start_matches("test\n```\n\n```rust\n") 691 .trim_start_matches("test\n```\n\n```rust\n")
625 .trim_end_matches("\n```") 692 .trim_end_matches("\n```")
@@ -873,7 +940,10 @@ fn main() {
873 ", 940 ",
874 ); 941 );
875 let hover = analysis.hover(position).unwrap().unwrap(); 942 let hover = analysis.hover(position).unwrap().unwrap();
876 assert_eq!(trim_markup_opt(hover.info.first()).as_deref(), Some("test::Option\n```\n\n```rust\nSome")); 943 assert_eq!(
944 trim_markup_opt(hover.info.first()).as_deref(),
945 Some("test::Option\n```\n\n```rust\nSome")
946 );
877 947
878 let (analysis, position) = analysis_and_position( 948 let (analysis, position) = analysis_and_position(
879 " 949 "
@@ -1408,7 +1478,7 @@ fn func(foo: i32) { if true { <|>foo; }; }
1408 /// [Foo](struct.Foo.html) 1478 /// [Foo](struct.Foo.html)
1409 pub struct B<|>ar 1479 pub struct B<|>ar
1410 ", 1480 ",
1411 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"] 1481 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"],
1412 ); 1482 );
1413 } 1483 }
1414 1484
@@ -1421,7 +1491,7 @@ fn func(foo: i32) { if true { <|>foo; }; }
1421 /// [Foo](Foo) 1491 /// [Foo](Foo)
1422 pub struct B<|>ar 1492 pub struct B<|>ar
1423 ", 1493 ",
1424 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"] 1494 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"],
1425 ); 1495 );
1426 } 1496 }
1427 1497
@@ -1434,7 +1504,20 @@ fn func(foo: i32) { if true { <|>foo; }; }
1434 /// [Foo] 1504 /// [Foo]
1435 pub struct B<|>ar 1505 pub struct B<|>ar
1436 ", 1506 ",
1437 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"] 1507 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"],
1508 );
1509 }
1510
1511 #[test]
1512 fn test_hover_intra_link_shortlink_code() {
1513 check_hover_result(
1514 r"
1515 //- /lib.rs
1516 pub struct Foo;
1517 /// [`Foo`]
1518 pub struct B<|>ar
1519 ",
1520 &["pub struct Bar\n```\n___\n\n[`Foo`](https://docs.rs/test/*/test/struct.Foo.html)"],
1438 ); 1521 );
1439 } 1522 }
1440 1523
@@ -1448,7 +1531,75 @@ fn func(foo: i32) { if true { <|>foo; }; }
1448 /// [Foo()] 1531 /// [Foo()]
1449 pub struct B<|>ar 1532 pub struct B<|>ar
1450 ", 1533 ",
1451 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"] 1534 &["pub struct Bar\n```\n___\n\n[Foo](https://docs.rs/test/*/test/struct.Foo.html)"],
1535 );
1536 }
1537
1538 #[test]
1539 fn test_hover_intra_link_shortlink_namspaced_code() {
1540 check_hover_result(
1541 r"
1542 //- /lib.rs
1543 pub struct Foo;
1544 /// [`struct Foo`]
1545 pub struct B<|>ar
1546 ",
1547 &["pub struct Bar\n```\n___\n\n[`Foo`](https://docs.rs/test/*/test/struct.Foo.html)"],
1548 );
1549 }
1550
1551 #[test]
1552 fn test_hover_intra_link_shortlink_namspaced_code_with_at() {
1553 check_hover_result(
1554 r"
1555 //- /lib.rs
1556 pub struct Foo;
1557 /// [`struct@Foo`]
1558 pub struct B<|>ar
1559 ",
1560 &["pub struct Bar\n```\n___\n\n[`Foo`](https://docs.rs/test/*/test/struct.Foo.html)"],
1561 );
1562 }
1563
1564 #[test]
1565 fn test_hover_intra_link_reference() {
1566 check_hover_result(
1567 r"
1568 //- /lib.rs
1569 pub struct Foo;
1570 /// [my Foo][foo]
1571 ///
1572 /// [foo]: Foo
1573 pub struct B<|>ar
1574 ",
1575 &["pub struct Bar\n```\n___\n\n[my Foo](https://docs.rs/test/*/test/struct.Foo.html)"],
1576 );
1577 }
1578
1579 #[test]
1580 fn test_hover_external_url() {
1581 check_hover_result(
1582 r"
1583 //- /lib.rs
1584 pub struct Foo;
1585 /// [external](https://www.google.com)
1586 pub struct B<|>ar
1587 ",
1588 &["pub struct Bar\n```\n___\n\n[external](https://www.google.com)"],
1589 );
1590 }
1591
1592 // Check that we don't rewrite links which we can't identify
1593 #[test]
1594 fn test_hover_unknown_target() {
1595 check_hover_result(
1596 r"
1597 //- /lib.rs
1598 pub struct Foo;
1599 /// [baz](Baz)
1600 pub struct B<|>ar
1601 ",
1602 &["pub struct Bar\n```\n___\n\n[baz](Baz)"],
1452 ); 1603 );
1453 } 1604 }
1454 1605
diff --git a/crates/rust-analyzer/src/handlers.rs b/crates/rust-analyzer/src/handlers.rs
index 6c0d3e19c..c8c8b886d 100644
--- a/crates/rust-analyzer/src/handlers.rs
+++ b/crates/rust-analyzer/src/handlers.rs
@@ -547,7 +547,7 @@ pub(crate) fn handle_hover(
547) -> Result<Option<lsp_ext::Hover>> { 547) -> Result<Option<lsp_ext::Hover>> {
548 let _p = profile("handle_hover"); 548 let _p = profile("handle_hover");
549 let position = from_proto::file_position(&snap, params.text_document_position_params)?; 549 let position = from_proto::file_position(&snap, params.text_document_position_params)?;
550 let info = match snap.analysis().hover(position)? { 550 let info = match snap.analysis.hover(position)? {
551 None => return Ok(None), 551 None => return Ok(None),
552 Some(info) => info, 552 Some(info) => info,
553 }; 553 };