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Revision 93758 - (hide annotations)
Wed Dec 18 11:41:28 2013 UTC (6 years, 1 month ago) by zurfluhs
File size: 9439 byte(s)
Code Analysis: cont. rule implementation
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 zurfluhs 93475 create settings.make
23 zurfluhs 93168 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 93526 rules.extend (create {CA_NPATH_RULE}.make (settings.preference_manager))
28 zurfluhs 93216 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 93526 rules.extend (create {CA_NESTED_COMPLEXITY_RULE}.make (settings.preference_manager))
34 zurfluhs 93544 rules.extend (create {CA_MANY_ARGUMENTS_RULE}.make (settings.preference_manager))
35 zurfluhs 93546 rules.extend (create {CA_CREATION_PROC_EXPORTED_RULE}.make)
36 zurfluhs 93588 rules.extend (create {CA_VARIABLE_NOT_READ_RULE}.make)
37 zurfluhs 93638 rules.extend (create {CA_SEMICOLON_ARGUMENTS_RULE}.make)
38 zurfluhs 93659 rules.extend (create {CA_VERY_LONG_ROUTINE_RULE}.make (settings.preference_manager))
39 zurfluhs 93660 rules.extend (create {CA_VERY_BIG_CLASS_RULE}.make (settings.preference_manager))
40 zurfluhs 93662 rules.extend (create {CA_FEATURE_SECTION_COMMENT_RULE}.make)
41 zurfluhs 93663 rules.extend (create {CA_FEATURE_NOT_COMMENTED_RULE}.make)
42 zurfluhs 93670 rules.extend (create {CA_BOOLEAN_RESULT_RULE}.make)
43 zurfluhs 93671 rules.extend (create {CA_BOOLEAN_COMPARISON_RULE}.make)
44 zurfluhs 93681 rules.extend (create {CA_VERY_SHORT_IDENTIFIER_RULE}.make (settings.preference_manager))
45     rules.extend (create {CA_VERY_LONG_IDENTIFIER_RULE}.make (settings.preference_manager))
46 zurfluhs 93683 rules.extend (create {CA_MISSING_IS_EQUAL_RULE}.make)
47 zurfluhs 93712 rules.extend (create {CA_SIMPLIFIABLE_BOOLEAN_RULE}.make)
48     rules.extend (create {CA_SELF_COMPARISON_RULE}.make)
49     rules.extend (create {CA_TODO_RULE}.make)
50     rules.extend (create {CA_WRONG_LOOP_ITERATION_RULE}.make)
51 zurfluhs 93714 rules.extend (create {CA_INSPECT_INSTRUCTIONS_RULE}.make (settings.preference_manager))
52 zurfluhs 93732 rules.extend (create {CA_ATTRIBUTE_TO_LOCAL_RULE}.make)
53 zurfluhs 93734 rules.extend (create {CA_EMPTY_EFFECTIVE_ROUTINE_RULE}.make)
54 zurfluhs 93736 rules.extend (create {CA_IF_ELSE_NOT_EQUAL_RULE}.make)
55 zurfluhs 93737 rules.extend (create {CA_SHORT_CIRCUIT_IF_RULE}.make)
56 zurfluhs 93738 rules.extend (create {CA_ITERABLE_LOOP_RULE}.make)
57 zurfluhs 93743 rules.extend (create {CA_COUNT_EQUALS_ZERO_RULE}.make)
58 zurfluhs 93745 rules.extend (create {CA_DEEPLY_NESTED_IF_RULE}.make (settings.preference_manager))
59 zurfluhs 93758 -- Not yet correct.
60     -- rules.extend (create {CA_UNNEEDED_HELPER_VARIABLE_RULE}.make (settings.preference_manager))
61 zurfluhs 93173
62 zurfluhs 93526 settings.initialize_rule_settings (rules)
63    
64 zurfluhs 93173 create classes_to_analyze.make
65     create rule_violations.make (100)
66 zurfluhs 93333 create completed_actions
67 zurfluhs 93426
68     create ignoredby.make (25)
69     create library_class.make (25)
70     create nonlibrary_class.make (25)
71 zurfluhs 93168 end
72    
73 zurfluhs 93173 feature -- Analysis interface
74 zurfluhs 93168
75 zurfluhs 93712 add_completed_action (a_action: PROCEDURE [ANY, TUPLE [BOOLEAN]])
76 zurfluhs 93333 do
77     completed_actions.extend (a_action)
78     end
79    
80 zurfluhs 93173 analyze
81 zurfluhs 93333 require
82     not is_running
83 zurfluhs 93168 local
84 zurfluhs 93173 l_rules_checker: CA_ALL_RULES_CHECKER
85 zurfluhs 93389 l_task: CA_RULE_CHECKING_TASK
86 zurfluhs 93168 do
87 zurfluhs 93333 is_running := True
88 zurfluhs 93377 -- TODO: caching
89     rule_violations.wipe_out
90 zurfluhs 93333
91 zurfluhs 93173 create l_rules_checker.make
92 zurfluhs 93168 across rules as l_rules loop
93 zurfluhs 93377 l_rules.item.clear_violations
94 zurfluhs 93526 if l_rules.item.is_enabled.value then -- important: only add enabled rules
95 zurfluhs 93174 if system_wide_check or else (not l_rules.item.is_system_wide) then
96 zurfluhs 93377 -- do not add system wide rules if we check only parts of the system
97 zurfluhs 93181 if attached {CA_STANDARD_RULE} l_rules.item as l_std_rule then
98 zurfluhs 93426
99 zurfluhs 93181 l_std_rule.prepare_checking (l_rules_checker)
100 zurfluhs 93377 -- TODO: prepare rules of other types?
101 zurfluhs 93181 end
102 zurfluhs 93174 end
103 zurfluhs 93168 end
104     end
105    
106 zurfluhs 93389 create l_task.make (l_rules_checker, rules, classes_to_analyze, agent analysis_completed)
107     rota.run_task (l_task)
108 zurfluhs 93173 end
109    
110     clear_classes_to_analyze
111     do
112     classes_to_analyze.wipe_out
113     end
114    
115     add_whole_system
116     local
117     l_groups: LIST [CONF_GROUP]
118     l_cluster: CLUSTER_I
119     do
120 zurfluhs 93168 from
121     l_groups := eiffel_universe.groups
122     l_groups.start
123     until
124     l_groups.after
125     loop
126     l_cluster ?= l_groups.item_for_iteration
127     -- Only load top-level clusters, as they are loaded recursively afterwards
128     if l_cluster /= Void and then l_cluster.parent_cluster = Void then
129 zurfluhs 93173 add_cluster (l_cluster)
130 zurfluhs 93168 end
131     l_groups.forth
132     end
133 zurfluhs 93174
134     system_wide_check := True
135 zurfluhs 93168 end
136    
137 zurfluhs 93173 add_cluster (a_cluster: CLUSTER_I)
138 zurfluhs 93168 local
139     l_conf_class: CONF_CLASS
140     l_class_i: CLASS_I
141     do
142 zurfluhs 93174 system_wide_check := False
143    
144 zurfluhs 93168 from
145     a_cluster.classes.start
146     until
147     a_cluster.classes.after
148     loop
149     l_conf_class := a_cluster.classes.item_for_iteration
150     l_class_i := eiffel_universe.class_named (l_conf_class.name, a_cluster)
151 zurfluhs 93173 add_class (l_class_i)
152 zurfluhs 93168 a_cluster.classes.forth
153     end
154     if a_cluster.sub_clusters /= Void then
155     from
156     a_cluster.sub_clusters.start
157     until
158     a_cluster.sub_clusters.after
159     loop
160 zurfluhs 93173 add_cluster (a_cluster.sub_clusters.item_for_iteration)
161 zurfluhs 93168 a_cluster.sub_clusters.forth
162     end
163     end
164     end
165    
166 zurfluhs 93333 add_group (a_group: CONF_GROUP)
167     require
168     a_group_not_void: a_group /= Void
169     local
170     l_conf_class: CONF_CLASS
171     l_class_i: CLASS_I
172     do
173     from
174     a_group.classes.start
175     until
176     a_group.classes.after
177     loop
178     l_conf_class := a_group.classes.item_for_iteration
179     l_class_i := eiffel_universe.class_named (l_conf_class.name, a_group)
180     add_class (l_class_i)
181     a_group.classes.forth
182     end
183     end
184    
185 zurfluhs 93173 add_classes (a_classes: ITERABLE[CLASS_I])
186 zurfluhs 93168 do
187 zurfluhs 93174 system_wide_check := False
188    
189 zurfluhs 93173 across a_classes as l_classes loop
190     add_class (l_classes.item)
191     end
192 zurfluhs 93168 end
193    
194 zurfluhs 93173 add_class (a_class: CLASS_I)
195     local
196     l_class_c: CLASS_C
197 zurfluhs 93168 do
198 zurfluhs 93174 system_wide_check := False
199    
200 zurfluhs 93173 if a_class.is_compiled then
201     l_class_c := a_class.compiled_class
202     check l_class_c /= Void end
203     classes_to_analyze.extend (l_class_c)
204 zurfluhs 93426
205     extract_indexes (l_class_c)
206 zurfluhs 93173 else
207     print ("Class " + a_class.name + " not compiled (skipped).%N")
208 zurfluhs 93168 end
209     end
210    
211 zurfluhs 93173 feature -- Properties
212 zurfluhs 93168
213 zurfluhs 93333 is_running: BOOLEAN
214    
215 zurfluhs 93168 analysis_successful: BOOLEAN
216    
217     rules: LINKED_LIST[CA_RULE]
218    
219 zurfluhs 93173 rule_violations: detachable HASH_TABLE[SORTED_TWO_WAY_LIST[CA_RULE_VIOLATION], CLASS_C]
220 zurfluhs 93168
221 zurfluhs 93475 preferences: PREFERENCES
222     do Result := settings.preferences end
223    
224 zurfluhs 93168 feature {NONE} -- Implementation
225    
226 zurfluhs 93389 analysis_completed
227     do
228     across classes_to_analyze as l_classes loop
229     rule_violations.extend (create {SORTED_TWO_WAY_LIST[CA_RULE_VIOLATION]}.make, l_classes.item)
230     end
231    
232     across rules as l_rules loop
233     across l_rules.item.violations as l_v loop
234 zurfluhs 93426 -- check the ignore list
235     if is_violation_valid (l_v.item) then
236     rule_violations.at (l_v.item.affected_class).extend (l_v.item)
237     end
238 zurfluhs 93389 end
239     end
240    
241     clear_classes_to_analyze
242    
243     is_running := False
244     completed_actions.call ([True])
245     completed_actions.wipe_out
246     end
247    
248 zurfluhs 93426 is_violation_valid (a_viol: CA_RULE_VIOLATION): BOOLEAN
249     local
250     l_affected_class: CLASS_C
251     l_rule: CA_RULE
252     do
253     l_affected_class := a_viol.affected_class
254     l_rule := a_viol.rule
255    
256     Result := True
257    
258     if (ignoredby.has (l_affected_class))
259     and then (ignoredby.at (l_affected_class)).has (l_rule.id) then
260     Result := False
261     end
262    
263     if (not l_rule.checks_library_classes) and then library_class.at (l_affected_class) = True then
264     Result := False
265     end
266    
267     if (not l_rule.checks_nonlibrary_classes) and then nonlibrary_class.at (l_affected_class) = True then
268     Result := False
269     end
270     end
271    
272 zurfluhs 93168 settings: CA_SETTINGS
273    
274 zurfluhs 93389 classes_to_analyze: LINKED_SET [CLASS_C]
275 zurfluhs 93168
276 zurfluhs 93174 system_wide_check: BOOLEAN
277    
278 zurfluhs 93389 completed_actions: ACTION_SEQUENCE [TUPLE [BOOLEAN]]
279 zurfluhs 93298
280 zurfluhs 93389 frozen rota: detachable ROTA_S
281     -- Access to rota service
282     local
283     l_service_consumer: SERVICE_CONSUMER [ROTA_S]
284     do
285     create l_service_consumer
286     if l_service_consumer.is_service_available and then l_service_consumer.service.is_interface_usable then
287     Result := l_service_consumer.service
288     end
289     end
290    
291 zurfluhs 93426
292     feature {NONE} -- Class-wide Options (From Indexing Clauses)
293    
294     extract_indexes (a_class: CLASS_C)
295     local
296     l_ast: CLASS_AS
297 zurfluhs 93431 l_item: STRING_32
298     l_ignoredby: LINKED_LIST [STRING_32]
299 zurfluhs 93426 do
300     create l_ignoredby.make
301     l_ignoredby.compare_objects
302     library_class.force (False, a_class)
303     nonlibrary_class.force (False, a_class)
304     l_ast := a_class.ast
305    
306     across l_ast.internal_top_indexes as l_indexes loop
307    
308 zurfluhs 93431 if l_indexes.item.tag.name_32.is_equal ("ca_ignoredby") then
309 zurfluhs 93426 across l_indexes.item.index_list as l_list loop
310     l_item := l_list.item.string_value_32
311     l_item.prune_all ('%"')
312     l_ignoredby.extend (l_item)
313     end
314 zurfluhs 93431 elseif l_indexes.item.tag.name_32.is_equal ("ca_library") then
315 zurfluhs 93426 if not l_indexes.item.index_list.is_empty then
316     l_item := l_indexes.item.index_list.first.string_value_32
317     l_item.to_lower
318     l_item.prune_all ('%"')
319     if l_item.is_equal ("true") then
320     library_class.force (True, a_class)
321     elseif l_item.is_equal ("false") then
322     nonlibrary_class.force (True, a_class)
323     end
324     end
325     end
326     end
327    
328     ignoredby.force (l_ignoredby, a_class)
329     end
330    
331 zurfluhs 93431 ignoredby: HASH_TABLE [LINKED_LIST [STRING_32], CLASS_C]
332 zurfluhs 93426
333     library_class, nonlibrary_class: HASH_TABLE [BOOLEAN, CLASS_C]
334    
335     invariant
336     -- law_of_non_contradiction: one class must not be both a library_class and a nonlibrary_class
337    
338 zurfluhs 93168 end

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