-
-
Notifications
You must be signed in to change notification settings - Fork 149
/
semantic_tokens.clj
244 lines (205 loc) · 7.12 KB
/
semantic_tokens.clj
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
(ns clojure-lsp.feature.semantic-tokens
(:require
[clojure.string :as string])
(:import
[clojure.lang PersistentVector]))
(set! *warn-on-reflection* true)
(def token-types
[:namespace
:type
:function
:macro
:keyword
:class
:variable
:method
:event
:interface])
(def token-types-str
(->> token-types
(map name)
vec))
(def token-modifiers
[:definition
:defaultLibrary
:implementation])
(def token-modifiers-str
(->> token-modifiers
(map name)
vec))
(defn ^:private rpad-seq [s n x]
(take n (concat s (repeat x))))
(defn ^:private token-modifiers->decimal-bit
[modifiers]
(as-> token-modifiers $
(mapv #(if (contains? (set modifiers) %) 1 0) $)
(rpad-seq $ 8 "0")
(reverse $)
(string/join "" $)
(Integer/parseInt $ 2)))
(defn ^:private decimal-bit->token-modifiers
[decimal-bit]
(->> decimal-bit
Integer/toBinaryString
reverse
(map-indexed #(when (= \1 %2) (nth token-modifiers %1)))
(remove nil?)
vec))
(defn ^:private element-inside-range?
[{element-row :name-row element-end-row :name-end-row}
{:keys [name-row name-end-row]}]
(and (>= ^Long element-row ^Long name-row)
(<= ^Long element-end-row ^Long name-end-row)))
(defn ^:private element->absolute-token
([element token-type]
(element->absolute-token element token-type []))
([{:keys [name-row name-col name-end-col]}
token-type
token-modifier]
[(dec ^Long name-row)
(dec ^Long name-col)
(- ^Long name-end-col ^Long name-col)
(.indexOf ^PersistentVector token-types token-type)
(token-modifiers->decimal-bit token-modifier)]))
(defn ^:private java-class-element->absolute-tokens
[element]
(cond
;; TODO Color only until /
;; clj-kondo needs to return more info to handle File/createTempFile and java.io.File/createTempFile
;;
;; (string/includes? class "/")
;; (let [slash (string/index-of class "/")
;; class-pos (assoc element :name-end-col slash)]
;; [(element->absolute-token class-pos :class)])
:else
[(element->absolute-token element :class)]))
(defn ^:private var-definition-element->absolute-tokens
[{:keys [defined-by protocol-ns] :as element}]
(cond
(and (not protocol-ns)
(contains? #{'clojure.core/defprotocol
'clojure.core/definterface} defined-by))
[(element->absolute-token element :interface [])]
defined-by
[(element->absolute-token element :function [:definition])]
:else
nil))
(defn ^:private var-usage-element->absolute-tokens
[{:keys [name alias macro name-col to] :as element}]
(let [name-str ^String (str name)]
(cond
(and macro
(not alias))
[(element->absolute-token element :macro)]
(and macro
alias)
(let [slash (+ name-col (count (str alias)))
alias-pos (assoc element :name-end-col slash)
slash-pos (assoc element :name-col slash :name-end-col (inc slash))
name-pos (assoc element :name-col (inc slash))]
[(element->absolute-token alias-pos :type)
(element->absolute-token slash-pos :event)
(element->absolute-token name-pos :macro)])
alias
(let [slash (+ name-col (count (str alias)))
slash-pos (assoc element :name-col slash :name-end-col (inc slash))
alias-pos (assoc element :name-end-col slash)
name-pos (assoc element :name-col (inc slash))]
[(element->absolute-token alias-pos :type)
(element->absolute-token slash-pos :event)
(element->absolute-token name-pos :function)])
(identical? :clj-kondo/unknown-namespace to)
nil
(and (string/starts-with? name-str "*")
(string/ends-with? name-str "*")
(> (count name-str) 2))
[(element->absolute-token element :variable [:defaultLibrary])]
:else
[(element->absolute-token element :function)])))
(defn ^:private keywords->absolute-tokens
[{:keys [ns alias name-col auto-resolved namespace-from-prefix] :as element}]
(cond
(and ns
(or (not auto-resolved)
alias)
(not namespace-from-prefix))
(let [slash (+ (if alias 2 1) name-col (count (str (or alias ns))))
ns-pos (assoc element :name-end-col slash)
slash-pos (assoc element :name-col slash :name-end-col (inc slash))
name-pos (assoc element :name-col (inc slash))]
[(element->absolute-token ns-pos :type)
(element->absolute-token slash-pos :event)
(element->absolute-token name-pos :keyword)])
:else
[(element->absolute-token element :keyword)]))
(defn ^:private elements->absolute-tokens
[elements]
(->> elements
(sort-by (juxt :name-row :name-col))
(keep
(fn [{:keys [bucket] :as element}]
(cond
(identical? :var-usages bucket)
(var-usage-element->absolute-tokens element)
(identical? :var-definitions bucket)
(var-definition-element->absolute-tokens element)
(#{:locals :local-usages} bucket)
[(element->absolute-token element :variable)]
(identical? :namespace-definitions bucket)
[(element->absolute-token element :namespace)]
(and (contains? #{:keyword-definitions :keyword-usages} bucket)
(not (:str element))
(not (:keys-destructuring element)))
(keywords->absolute-tokens element)
(#{:java-class-definitions
:java-class-usages} bucket)
(java-class-element->absolute-tokens element)
(identical? :instance-invocations bucket)
[(element->absolute-token element :method)]
(identical? :protocol-impls bucket)
[(element->absolute-token element :method [:implementation])])))
(mapcat identity)))
(defn ^:private absolute-token->relative-token
[[[previous-row previous-col _ _ _]
[row col length token-type token-modifier :as token]]]
(cond
(nil? previous-row)
token
(= ^Long previous-row ^Long row)
[0
(- ^Long col ^Long previous-col)
length
token-type
token-modifier]
:else
[(- ^Long row ^Long previous-row)
col
length
token-type
token-modifier]))
(defn ^:private absolute-tokens->relative-tokens [absolute-tokens]
(->> absolute-tokens
(cons nil)
(partition 2 1)
(mapcat absolute-token->relative-token)
doall))
(defn full-tokens [uri db]
(let [buckets (get-in db [:analysis uri])]
(->> buckets
(mapcat val)
elements->absolute-tokens
absolute-tokens->relative-tokens)))
(defn range-tokens
[uri range db]
(let [buckets (get-in db [:analysis uri])]
(->> buckets
(mapcat val)
(filter #(element-inside-range? % range))
elements->absolute-tokens
absolute-tokens->relative-tokens)))
(defn element->token-type [element]
(->> [element]
elements->absolute-tokens
(mapv (fn [[_ _ _ type modifier]]
{:token-type (nth token-types type type)
:token-modifier (decimal-bit->token-modifiers modifier)}))))