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Revision 93300 - (show annotations)
Sun Nov 10 22:44:12 2013 UTC (6 years ago) by zurfluhs
File size: 4457 byte(s)
Code Analysis: added 'cq separation' rule draft (untested)
1 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 CA_SHARED_NAMES
13
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 rules.extend (create {CA_NPATH_RULE}.make)
28 rules.extend (create {CA_EMPTY_IF_RULE}.make)
29 rules.extend (create {CA_FEATURE_NEVER_CALLED_RULE}.make)
30 rules.extend (create {CA_CQ_SEPARATION_RULE}.make)
31 -- Issues (contract violations, exceptions) with {EPA_CFG_BUILDER} and
32 -- classes from library 'program_analysis' in general.
33 -- rules.extend (create {CA_VARIABLE_NOT_READ_RULE}.make)
34
35 create classes_to_analyze.make
36 create rule_violations.make (100)
37 end
38
39 feature -- Analysis interface
40
41 analyze
42 local
43 l_rules_checker: CA_ALL_RULES_CHECKER
44 do
45 create l_rules_checker.make
46 across rules as l_rules loop
47 if l_rules.item.is_enabled then -- important: only add enabled rules
48 if system_wide_check or else (not l_rules.item.is_system_wide) then
49 -- do not add system wide rules if we check only parts of the system
50 if attached {CA_STANDARD_RULE} l_rules.item as l_std_rule then
51 l_std_rule.prepare_checking (l_rules_checker)
52 -- TODO: prepare rules of other types?
53 end
54 end
55 end
56 end
57
58 across classes_to_analyze as l_classes loop
59
60 -- TODO: more elegant and performant solution?
61 across rules as l_rules loop
62 l_rules.item.set_checking_class (l_classes.item)
63 -- If rule is non-standard then it will not be checked by l_rules_checker.
64 -- We will have the rule check the current class here:
65 if attached {CA_CFG_RULE} l_rules.item as l_cfg_rule then
66 l_cfg_rule.check_class (l_classes.item)
67 end
68 end
69
70 l_rules_checker.run_on_class (l_classes.item)
71
72 rule_violations.extend (create {SORTED_TWO_WAY_LIST[CA_RULE_VIOLATION]}.make, l_classes.item)
73 end
74
75 across rules as l_rules loop
76 across l_rules.item.violations as l_v loop
77 rule_violations.at (l_v.item.affected_class).extend (l_v.item)
78 end
79 end
80
81 clear_classes_to_analyze
82 ensure
83 violation_list_exists: analysis_successful implies rule_violations /= Void
84 end
85
86 clear_classes_to_analyze
87 do
88 classes_to_analyze.wipe_out
89 end
90
91 add_whole_system
92 local
93 l_groups: LIST [CONF_GROUP]
94 l_cluster: CLUSTER_I
95 do
96 from
97 l_groups := eiffel_universe.groups
98 l_groups.start
99 until
100 l_groups.after
101 loop
102 l_cluster ?= l_groups.item_for_iteration
103 -- Only load top-level clusters, as they are loaded recursively afterwards
104 if l_cluster /= Void and then l_cluster.parent_cluster = Void then
105 add_cluster (l_cluster)
106 end
107 l_groups.forth
108 end
109
110 system_wide_check := True
111 end
112
113 add_cluster (a_cluster: CLUSTER_I)
114 local
115 l_conf_class: CONF_CLASS
116 l_class_i: CLASS_I
117 do
118 system_wide_check := False
119
120 from
121 a_cluster.classes.start
122 until
123 a_cluster.classes.after
124 loop
125 l_conf_class := a_cluster.classes.item_for_iteration
126 l_class_i := eiffel_universe.class_named (l_conf_class.name, a_cluster)
127 add_class (l_class_i)
128 a_cluster.classes.forth
129 end
130 if a_cluster.sub_clusters /= Void then
131 from
132 a_cluster.sub_clusters.start
133 until
134 a_cluster.sub_clusters.after
135 loop
136 add_cluster (a_cluster.sub_clusters.item_for_iteration)
137 a_cluster.sub_clusters.forth
138 end
139 end
140 end
141
142 add_classes (a_classes: ITERABLE[CLASS_I])
143 do
144 system_wide_check := False
145
146 across a_classes as l_classes loop
147 add_class (l_classes.item)
148 end
149 end
150
151 add_class (a_class: CLASS_I)
152 local
153 l_class_c: CLASS_C
154 do
155 system_wide_check := False
156
157 if a_class.is_compiled then
158 l_class_c := a_class.compiled_class
159 check l_class_c /= Void end
160 classes_to_analyze.extend (l_class_c)
161 else
162 print ("Class " + a_class.name + " not compiled (skipped).%N")
163 end
164 end
165
166 feature -- Properties
167
168 analysis_successful: BOOLEAN
169
170 rules: LINKED_LIST[CA_RULE]
171
172 rule_violations: detachable HASH_TABLE[SORTED_TWO_WAY_LIST[CA_RULE_VIOLATION], CLASS_C]
173
174 feature {NONE} -- Implementation
175
176 settings: CA_SETTINGS
177
178 classes_to_analyze: LINKED_SET[CLASS_C]
179
180 system_wide_check: BOOLEAN
181
182
183 end

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