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Revision 93431 - (hide annotations)
Tue Nov 19 20:13:42 2013 UTC (5 years, 11 months ago) by zurfluhs
File size: 7600 byte(s)
Code Analysis: refactoring: use of STRING_32 throughout
1 zurfluhs 93168 note
2     description: "Summary description for {CA_CODE_ANALYZER}."
3     author: "Stefan Zurfluh"
4     date: "$Date$"
5     revision: "$Revision$"
6    
7     class
8     CA_CODE_ANALYZER
9    
10     inherit {NONE}
11     SHARED_EIFFEL_PROJECT
12 zurfluhs 93179 CA_SHARED_NAMES
13 zurfluhs 93168
14     create
15     make
16    
17     feature {NONE} -- Initialization
18    
19     make
20     -- Initialization for `Current'.
21     do
22     create settings
23     create rules.make
24     -- Adding example rules
25     rules.extend (create {CA_SELF_ASSIGNMENT_RULE}.make)
26     rules.extend (create {CA_UNUSED_ARGUMENT_RULE}.make)
27 zurfluhs 93216 rules.extend (create {CA_NPATH_RULE}.make)
28     rules.extend (create {CA_EMPTY_IF_RULE}.make)
29 zurfluhs 93299 rules.extend (create {CA_FEATURE_NEVER_CALLED_RULE}.make)
30 zurfluhs 93300 rules.extend (create {CA_CQ_SEPARATION_RULE}.make)
31 zurfluhs 93428 rules.extend (create {CA_UNNEEDED_OT_LOCAL_RULE}.make)
32 zurfluhs 93427 rules.extend (create {CA_UNNEEDED_OBJECT_TEST_RULE}.make)
33 zurfluhs 93377
34 zurfluhs 93298 -- Issues (contract violations, exceptions) with {EPA_CFG_BUILDER} and
35     -- classes from library 'program_analysis' in general.
36     -- rules.extend (create {CA_VARIABLE_NOT_READ_RULE}.make)
37 zurfluhs 93173
38     create classes_to_analyze.make
39     create rule_violations.make (100)
40 zurfluhs 93333 create completed_actions
41 zurfluhs 93426
42     create ignoredby.make (25)
43     create library_class.make (25)
44     create nonlibrary_class.make (25)
45 zurfluhs 93168 end
46    
47 zurfluhs 93173 feature -- Analysis interface
48 zurfluhs 93168
49 zurfluhs 93333 add_completed_action (a_action: PROCEDURE [ANY, TUPLE [BOOLEAN] ])
50     do
51     completed_actions.extend (a_action)
52     end
53    
54 zurfluhs 93173 analyze
55 zurfluhs 93333 require
56     not is_running
57 zurfluhs 93168 local
58 zurfluhs 93173 l_rules_checker: CA_ALL_RULES_CHECKER
59 zurfluhs 93389 l_task: CA_RULE_CHECKING_TASK
60 zurfluhs 93168 do
61 zurfluhs 93333 is_running := True
62 zurfluhs 93377 -- TODO: caching
63     rule_violations.wipe_out
64 zurfluhs 93333
65 zurfluhs 93173 create l_rules_checker.make
66 zurfluhs 93168 across rules as l_rules loop
67 zurfluhs 93377 l_rules.item.clear_violations
68 zurfluhs 93168 if l_rules.item.is_enabled then -- important: only add enabled rules
69 zurfluhs 93174 if system_wide_check or else (not l_rules.item.is_system_wide) then
70 zurfluhs 93377 -- do not add system wide rules if we check only parts of the system
71 zurfluhs 93181 if attached {CA_STANDARD_RULE} l_rules.item as l_std_rule then
72 zurfluhs 93426
73 zurfluhs 93181 l_std_rule.prepare_checking (l_rules_checker)
74 zurfluhs 93377 -- TODO: prepare rules of other types?
75 zurfluhs 93181 end
76 zurfluhs 93174 end
77 zurfluhs 93168 end
78     end
79    
80 zurfluhs 93389 create l_task.make (l_rules_checker, rules, classes_to_analyze, agent analysis_completed)
81     rota.run_task (l_task)
82 zurfluhs 93173 end
83    
84     clear_classes_to_analyze
85     do
86     classes_to_analyze.wipe_out
87     end
88    
89     add_whole_system
90     local
91     l_groups: LIST [CONF_GROUP]
92     l_cluster: CLUSTER_I
93     do
94 zurfluhs 93168 from
95     l_groups := eiffel_universe.groups
96     l_groups.start
97     until
98     l_groups.after
99     loop
100     l_cluster ?= l_groups.item_for_iteration
101     -- Only load top-level clusters, as they are loaded recursively afterwards
102     if l_cluster /= Void and then l_cluster.parent_cluster = Void then
103 zurfluhs 93173 add_cluster (l_cluster)
104 zurfluhs 93168 end
105     l_groups.forth
106     end
107 zurfluhs 93174
108     system_wide_check := True
109 zurfluhs 93168 end
110    
111 zurfluhs 93173 add_cluster (a_cluster: CLUSTER_I)
112 zurfluhs 93168 local
113     l_conf_class: CONF_CLASS
114     l_class_i: CLASS_I
115     do
116 zurfluhs 93174 system_wide_check := False
117    
118 zurfluhs 93168 from
119     a_cluster.classes.start
120     until
121     a_cluster.classes.after
122     loop
123     l_conf_class := a_cluster.classes.item_for_iteration
124     l_class_i := eiffel_universe.class_named (l_conf_class.name, a_cluster)
125 zurfluhs 93173 add_class (l_class_i)
126 zurfluhs 93168 a_cluster.classes.forth
127     end
128     if a_cluster.sub_clusters /= Void then
129     from
130     a_cluster.sub_clusters.start
131     until
132     a_cluster.sub_clusters.after
133     loop
134 zurfluhs 93173 add_cluster (a_cluster.sub_clusters.item_for_iteration)
135 zurfluhs 93168 a_cluster.sub_clusters.forth
136     end
137     end
138     end
139    
140 zurfluhs 93333 add_group (a_group: CONF_GROUP)
141     require
142     a_group_not_void: a_group /= Void
143     local
144     l_conf_class: CONF_CLASS
145     l_class_i: CLASS_I
146     do
147     from
148     a_group.classes.start
149     until
150     a_group.classes.after
151     loop
152     l_conf_class := a_group.classes.item_for_iteration
153     l_class_i := eiffel_universe.class_named (l_conf_class.name, a_group)
154     add_class (l_class_i)
155     a_group.classes.forth
156     end
157     end
158    
159 zurfluhs 93173 add_classes (a_classes: ITERABLE[CLASS_I])
160 zurfluhs 93168 do
161 zurfluhs 93174 system_wide_check := False
162    
163 zurfluhs 93173 across a_classes as l_classes loop
164     add_class (l_classes.item)
165     end
166 zurfluhs 93168 end
167    
168 zurfluhs 93173 add_class (a_class: CLASS_I)
169     local
170     l_class_c: CLASS_C
171 zurfluhs 93168 do
172 zurfluhs 93174 system_wide_check := False
173    
174 zurfluhs 93173 if a_class.is_compiled then
175     l_class_c := a_class.compiled_class
176     check l_class_c /= Void end
177     classes_to_analyze.extend (l_class_c)
178 zurfluhs 93426
179     extract_indexes (l_class_c)
180 zurfluhs 93173 else
181     print ("Class " + a_class.name + " not compiled (skipped).%N")
182 zurfluhs 93168 end
183     end
184    
185 zurfluhs 93173 feature -- Properties
186 zurfluhs 93168
187 zurfluhs 93333 is_running: BOOLEAN
188    
189 zurfluhs 93168 analysis_successful: BOOLEAN
190    
191     rules: LINKED_LIST[CA_RULE]
192    
193 zurfluhs 93173 rule_violations: detachable HASH_TABLE[SORTED_TWO_WAY_LIST[CA_RULE_VIOLATION], CLASS_C]
194 zurfluhs 93168
195     feature {NONE} -- Implementation
196    
197 zurfluhs 93389 analysis_completed
198     do
199     across classes_to_analyze as l_classes loop
200     rule_violations.extend (create {SORTED_TWO_WAY_LIST[CA_RULE_VIOLATION]}.make, l_classes.item)
201     end
202    
203     across rules as l_rules loop
204     across l_rules.item.violations as l_v loop
205 zurfluhs 93426 -- check the ignore list
206     if is_violation_valid (l_v.item) then
207     rule_violations.at (l_v.item.affected_class).extend (l_v.item)
208     end
209 zurfluhs 93389 end
210     end
211    
212     clear_classes_to_analyze
213    
214     is_running := False
215     completed_actions.call ([True])
216     completed_actions.wipe_out
217     end
218    
219 zurfluhs 93426 is_violation_valid (a_viol: CA_RULE_VIOLATION): BOOLEAN
220     local
221     l_affected_class: CLASS_C
222     l_rule: CA_RULE
223     do
224     l_affected_class := a_viol.affected_class
225     l_rule := a_viol.rule
226    
227     Result := True
228    
229     if (ignoredby.has (l_affected_class))
230     and then (ignoredby.at (l_affected_class)).has (l_rule.id) then
231     Result := False
232     end
233    
234     if (not l_rule.checks_library_classes) and then library_class.at (l_affected_class) = True then
235     Result := False
236     end
237    
238     if (not l_rule.checks_nonlibrary_classes) and then nonlibrary_class.at (l_affected_class) = True then
239     Result := False
240     end
241     end
242    
243 zurfluhs 93168 settings: CA_SETTINGS
244    
245 zurfluhs 93389 classes_to_analyze: LINKED_SET [CLASS_C]
246 zurfluhs 93168
247 zurfluhs 93174 system_wide_check: BOOLEAN
248    
249 zurfluhs 93389 completed_actions: ACTION_SEQUENCE [TUPLE [BOOLEAN]]
250 zurfluhs 93298
251 zurfluhs 93389 frozen rota: detachable ROTA_S
252     -- Access to rota service
253     local
254     l_service_consumer: SERVICE_CONSUMER [ROTA_S]
255     do
256     create l_service_consumer
257     if l_service_consumer.is_service_available and then l_service_consumer.service.is_interface_usable then
258     Result := l_service_consumer.service
259     end
260     end
261    
262 zurfluhs 93426
263     feature {NONE} -- Class-wide Options (From Indexing Clauses)
264    
265     extract_indexes (a_class: CLASS_C)
266     local
267     l_ast: CLASS_AS
268 zurfluhs 93431 l_item: STRING_32
269     l_ignoredby: LINKED_LIST [STRING_32]
270 zurfluhs 93426 do
271     create l_ignoredby.make
272     l_ignoredby.compare_objects
273     library_class.force (False, a_class)
274     nonlibrary_class.force (False, a_class)
275     l_ast := a_class.ast
276    
277     across l_ast.internal_top_indexes as l_indexes loop
278    
279 zurfluhs 93431 if l_indexes.item.tag.name_32.is_equal ("ca_ignoredby") then
280 zurfluhs 93426 across l_indexes.item.index_list as l_list loop
281     l_item := l_list.item.string_value_32
282     l_item.prune_all ('%"')
283     l_ignoredby.extend (l_item)
284     end
285 zurfluhs 93431 elseif l_indexes.item.tag.name_32.is_equal ("ca_library") then
286 zurfluhs 93426 if not l_indexes.item.index_list.is_empty then
287     l_item := l_indexes.item.index_list.first.string_value_32
288     l_item.to_lower
289     l_item.prune_all ('%"')
290     if l_item.is_equal ("true") then
291     library_class.force (True, a_class)
292     elseif l_item.is_equal ("false") then
293     nonlibrary_class.force (True, a_class)
294     end
295     end
296     end
297     end
298    
299     ignoredby.force (l_ignoredby, a_class)
300     end
301    
302 zurfluhs 93431 ignoredby: HASH_TABLE [LINKED_LIST [STRING_32], CLASS_C]
303 zurfluhs 93426
304     library_class, nonlibrary_class: HASH_TABLE [BOOLEAN, CLASS_C]
305    
306     invariant
307     -- law_of_non_contradiction: one class must not be both a library_class and a nonlibrary_class
308    
309 zurfluhs 93168 end

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