26 |
#include <string.h> |
#include <string.h> |
27 |
|
|
28 |
#include <jsapi.h> |
#include <jsapi.h> |
29 |
|
#include <jsarena.h> |
30 |
#include <jsatom.h> |
#include <jsatom.h> |
31 |
|
#include <jsexn.h> |
32 |
#include <jsfun.h> |
#include <jsfun.h> |
33 |
#include <jsinterp.h> |
#include <jsinterp.h> |
34 |
|
#include <jsiter.h> |
35 |
#include <jsparse.h> |
#include <jsparse.h> |
36 |
#include <jsregexp.h> |
#include <jsregexp.h> |
37 |
#include <jsscope.h> |
#include <jsscope.h> |
38 |
#include <jsstr.h> |
#include <jsstr.h> |
39 |
|
|
40 |
|
#include "encoding.h" |
41 |
|
#include "global.h" |
42 |
|
#include "highlight.h" |
43 |
#include "resource-manager.h" |
#include "resource-manager.h" |
44 |
#include "util.h" |
#include "util.h" |
45 |
|
|
46 |
|
struct IfDirective { |
47 |
|
const jschar * condition_start; |
48 |
|
const jschar * condition_end; |
49 |
|
uint16_t start_line; |
50 |
|
uint16_t end_line; |
51 |
|
struct IfDirective * next; |
52 |
|
}; |
53 |
|
|
54 |
|
static bool * exclusive_directives = NULL; |
55 |
|
|
56 |
static JSRuntime * runtime = NULL; |
static JSRuntime * runtime = NULL; |
57 |
static JSContext * context = NULL; |
static JSContext * context = NULL; |
58 |
static JSObject * global = NULL; |
static JSObject * global = NULL; |
59 |
|
static JSVersion js_version = JSVERSION_ECMA_3; |
60 |
|
|
61 |
/* |
/* |
62 |
JSParseNode objects store line numbers starting from 1. |
JSParseNode objects store line numbers starting from 1. |
64 |
*/ |
*/ |
65 |
static const char * file_id = NULL; |
static const char * file_id = NULL; |
66 |
static char * lines = NULL; |
static char * lines = NULL; |
67 |
|
static uint16_t num_lines = 0; |
68 |
|
|
69 |
|
void jscoverage_set_js_version(const char * version) { |
70 |
|
js_version = atoi(version); |
71 |
|
} |
72 |
|
|
73 |
void jscoverage_init(void) { |
void jscoverage_init(void) { |
74 |
runtime = JS_NewRuntime(8L * 1024L * 1024L); |
runtime = JS_NewRuntime(8L * 1024L * 1024L); |
81 |
fatal("cannot create context"); |
fatal("cannot create context"); |
82 |
} |
} |
83 |
|
|
84 |
|
JS_SetVersion(context, js_version); |
85 |
|
|
86 |
global = JS_NewObject(context, NULL, NULL, NULL); |
global = JS_NewObject(context, NULL, NULL, NULL); |
87 |
if (global == NULL) { |
if (global == NULL) { |
88 |
fatal("cannot create global object"); |
fatal("cannot create global object"); |
98 |
JS_DestroyRuntime(runtime); |
JS_DestroyRuntime(runtime); |
99 |
} |
} |
100 |
|
|
101 |
|
static void print_javascript(const jschar * characters, size_t num_characters, Stream * f) { |
102 |
|
for (size_t i = 0; i < num_characters; i++) { |
103 |
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jschar c = characters[i]; |
104 |
|
/* |
105 |
|
XXX does not handle no-break space, other unicode "space separator" |
106 |
|
*/ |
107 |
|
switch (c) { |
108 |
|
case 0x9: |
109 |
|
case 0xB: |
110 |
|
case 0xC: |
111 |
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Stream_write_char(f, c); |
112 |
|
break; |
113 |
|
default: |
114 |
|
if (32 <= c && c <= 126) { |
115 |
|
Stream_write_char(f, c); |
116 |
|
} |
117 |
|
else { |
118 |
|
Stream_printf(f, "\\u%04x", c); |
119 |
|
} |
120 |
|
break; |
121 |
|
} |
122 |
|
} |
123 |
|
} |
124 |
|
|
125 |
static void print_string(JSString * s, Stream * f) { |
static void print_string(JSString * s, Stream * f) { |
126 |
for (size_t i = 0; i < s->length; i++) { |
size_t length = JSSTRING_LENGTH(s); |
127 |
char c = s->chars[i]; |
jschar * characters = JSSTRING_CHARS(s); |
128 |
Stream_write_char(f, c); |
for (size_t i = 0; i < length; i++) { |
129 |
|
jschar c = characters[i]; |
130 |
|
if (32 <= c && c <= 126) { |
131 |
|
switch (c) { |
132 |
|
case '"': |
133 |
|
Stream_write_string(f, "\\\""); |
134 |
|
break; |
135 |
|
/* |
136 |
|
case '\'': |
137 |
|
Stream_write_string(f, "\\'"); |
138 |
|
break; |
139 |
|
*/ |
140 |
|
case '\\': |
141 |
|
Stream_write_string(f, "\\\\"); |
142 |
|
break; |
143 |
|
default: |
144 |
|
Stream_write_char(f, c); |
145 |
|
break; |
146 |
|
} |
147 |
|
} |
148 |
|
else { |
149 |
|
switch (c) { |
150 |
|
case 0x8: |
151 |
|
Stream_write_string(f, "\\b"); |
152 |
|
break; |
153 |
|
case 0x9: |
154 |
|
Stream_write_string(f, "\\t"); |
155 |
|
break; |
156 |
|
case 0xa: |
157 |
|
Stream_write_string(f, "\\n"); |
158 |
|
break; |
159 |
|
/* IE doesn't support this */ |
160 |
|
/* |
161 |
|
case 0xb: |
162 |
|
Stream_write_string(f, "\\v"); |
163 |
|
break; |
164 |
|
*/ |
165 |
|
case 0xc: |
166 |
|
Stream_write_string(f, "\\f"); |
167 |
|
break; |
168 |
|
case 0xd: |
169 |
|
Stream_write_string(f, "\\r"); |
170 |
|
break; |
171 |
|
default: |
172 |
|
Stream_printf(f, "\\u%04x", c); |
173 |
|
break; |
174 |
|
} |
175 |
|
} |
176 |
} |
} |
177 |
} |
} |
178 |
|
|
182 |
print_string(s, f); |
print_string(s, f); |
183 |
} |
} |
184 |
|
|
185 |
static void print_string_jsval(jsval value, Stream * f) { |
static void print_regex(jsval value, Stream * f) { |
186 |
assert(JSVAL_IS_STRING(value)); |
assert(JSVAL_IS_STRING(value)); |
187 |
JSString * s = JSVAL_TO_STRING(value); |
JSString * s = JSVAL_TO_STRING(value); |
188 |
print_string(s, f); |
size_t length = JSSTRING_LENGTH(s); |
189 |
|
jschar * characters = JSSTRING_CHARS(s); |
190 |
|
for (size_t i = 0; i < length; i++) { |
191 |
|
jschar c = characters[i]; |
192 |
|
if (32 <= c && c <= 126) { |
193 |
|
Stream_write_char(f, c); |
194 |
|
} |
195 |
|
else { |
196 |
|
Stream_printf(f, "\\u%04x", c); |
197 |
|
} |
198 |
|
} |
199 |
} |
} |
200 |
|
|
201 |
static void print_quoted_string_atom(JSAtom * atom, Stream * f) { |
static void print_quoted_string_atom(JSAtom * atom, Stream * f) { |
202 |
assert(ATOM_IS_STRING(atom)); |
assert(ATOM_IS_STRING(atom)); |
203 |
JSString * s = ATOM_TO_STRING(atom); |
JSString * s = ATOM_TO_STRING(atom); |
204 |
JSString * quoted = js_QuoteString(context, s, '"'); |
Stream_write_char(f, '"'); |
205 |
print_string(quoted, f); |
print_string(s, f); |
206 |
|
Stream_write_char(f, '"'); |
207 |
} |
} |
208 |
|
|
209 |
static const char * get_op(uint8 op) { |
static const char * get_op(uint8 op) { |
210 |
switch(op) { |
switch(op) { |
211 |
|
case JSOP_OR: |
212 |
|
return "||"; |
213 |
|
case JSOP_AND: |
214 |
|
return "&&"; |
215 |
case JSOP_BITOR: |
case JSOP_BITOR: |
216 |
return "|"; |
return "|"; |
217 |
case JSOP_BITXOR: |
case JSOP_BITXOR: |
222 |
return "=="; |
return "=="; |
223 |
case JSOP_NE: |
case JSOP_NE: |
224 |
return "!="; |
return "!="; |
225 |
case JSOP_NEW_EQ: |
case JSOP_STRICTEQ: |
226 |
return "==="; |
return "==="; |
227 |
case JSOP_NEW_NE: |
case JSOP_STRICTNE: |
228 |
return "!=="; |
return "!=="; |
229 |
case JSOP_LT: |
case JSOP_LT: |
230 |
return "<"; |
return "<"; |
256 |
} |
} |
257 |
|
|
258 |
static void instrument_expression(JSParseNode * node, Stream * f); |
static void instrument_expression(JSParseNode * node, Stream * f); |
259 |
static void instrument_statement(JSParseNode * node, Stream * f, int indent); |
static void instrument_statement(JSParseNode * node, Stream * f, int indent, bool is_jscoverage_if); |
260 |
|
static void output_statement(JSParseNode * node, Stream * f, int indent, bool is_jscoverage_if); |
261 |
|
|
262 |
static void instrument_function(JSParseNode * node, Stream * f, int indent) { |
enum FunctionType { |
263 |
assert(node->pn_arity == PN_FUNC); |
FUNCTION_NORMAL, |
264 |
assert(ATOM_IS_OBJECT(node->pn_funAtom)); |
FUNCTION_GETTER_OR_SETTER |
265 |
JSObject * object = ATOM_TO_OBJECT(node->pn_funAtom); |
}; |
266 |
assert(JS_ObjectIsFunction(context, object)); |
|
267 |
JSFunction * function = (JSFunction *) JS_GetPrivate(context, object); |
static void output_for_in(JSParseNode * node, Stream * f) { |
268 |
assert(function); |
assert(node->pn_type == TOK_FOR); |
269 |
assert(object == function->object); |
assert(node->pn_arity == PN_BINARY); |
270 |
Stream_printf(f, "%*s", indent, ""); |
Stream_write_string(f, "for "); |
271 |
|
if (node->pn_iflags & JSITER_FOREACH) { |
272 |
|
Stream_write_string(f, "each "); |
273 |
|
} |
274 |
|
Stream_write_char(f, '('); |
275 |
|
instrument_expression(node->pn_left, f); |
276 |
|
Stream_write_char(f, ')'); |
277 |
|
} |
278 |
|
|
279 |
|
static void instrument_function(JSParseNode * node, Stream * f, int indent, enum FunctionType type) { |
280 |
|
assert(node->pn_type == TOK_FUNCTION); |
281 |
|
assert(node->pn_arity == PN_FUNC); |
282 |
|
JSObject * object = node->pn_funpob->object; |
283 |
|
assert(JS_ObjectIsFunction(context, object)); |
284 |
|
JSFunction * function = (JSFunction *) JS_GetPrivate(context, object); |
285 |
|
assert(function); |
286 |
|
assert(object == &function->object); |
287 |
|
Stream_printf(f, "%*s", indent, ""); |
288 |
|
if (type == FUNCTION_NORMAL) { |
289 |
Stream_write_string(f, "function"); |
Stream_write_string(f, "function"); |
290 |
|
} |
291 |
|
|
292 |
/* function name */ |
/* function name */ |
293 |
if (function->atom) { |
if (function->atom) { |
294 |
Stream_write_char(f, ' '); |
Stream_write_char(f, ' '); |
295 |
print_string_atom(function->atom, f); |
print_string_atom(function->atom, f); |
296 |
} |
} |
297 |
|
|
298 |
/* function parameters */ |
/* |
299 |
Stream_write_string(f, "("); |
function parameters - see JS_DecompileFunction in jsapi.cpp, which calls |
300 |
JSAtom ** params = xnew(JSAtom *, function->nargs); |
js_DecompileFunction in jsopcode.cpp |
301 |
for (int i = 0; i < function->nargs; i++) { |
*/ |
302 |
/* initialize to NULL for sanity check */ |
Stream_write_string(f, "("); |
303 |
params[i] = NULL; |
JSArenaPool pool; |
304 |
} |
JS_INIT_ARENA_POOL(&pool, "instrument_function", 256, 1, &context->scriptStackQuota); |
305 |
JSScope * scope = OBJ_SCOPE(object); |
jsuword * local_names = NULL; |
306 |
for (JSScopeProperty * scope_property = SCOPE_LAST_PROP(scope); scope_property != NULL; scope_property = scope_property->parent) { |
if (JS_GET_LOCAL_NAME_COUNT(function)) { |
307 |
if (scope_property->getter != js_GetArgument) { |
local_names = js_GetLocalNameArray(context, function, &pool); |
308 |
continue; |
if (local_names == NULL) { |
309 |
} |
fatal("out of memory"); |
|
assert(scope_property->flags & SPROP_HAS_SHORTID); |
|
|
assert((uint16) scope_property->shortid < function->nargs); |
|
|
assert(JSID_IS_ATOM(scope_property->id)); |
|
|
params[(uint16) scope_property->shortid] = JSID_TO_ATOM(scope_property->id); |
|
310 |
} |
} |
311 |
for (int i = 0; i < function->nargs; i++) { |
} |
312 |
assert(params[i] != NULL); |
for (int i = 0; i < function->nargs; i++) { |
313 |
if (i > 0) { |
if (i > 0) { |
314 |
Stream_write_string(f, ", "); |
Stream_write_string(f, ", "); |
|
} |
|
|
if (ATOM_IS_STRING(params[i])) { |
|
|
print_string_atom(params[i], f); |
|
|
} |
|
315 |
} |
} |
316 |
Stream_write_string(f, ") {\n"); |
JSAtom * param = JS_LOCAL_NAME_TO_ATOM(local_names[i]); |
317 |
free(params); |
print_string_atom(param, f); |
318 |
|
} |
319 |
|
JS_FinishArenaPool(&pool); |
320 |
|
Stream_write_string(f, ") {\n"); |
321 |
|
|
322 |
/* function body */ |
/* function body */ |
323 |
instrument_statement(node->pn_body, f, indent + 2); |
if (function->flags & JSFUN_EXPR_CLOSURE) { |
324 |
|
/* expression closure */ |
325 |
|
output_statement(node->pn_body, f, indent + 2, false); |
326 |
|
} |
327 |
|
else { |
328 |
|
instrument_statement(node->pn_body, f, indent + 2, false); |
329 |
|
} |
330 |
|
|
331 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
332 |
} |
} |
333 |
|
|
334 |
static void instrument_function_call(JSParseNode * node, Stream * f) { |
static void instrument_function_call(JSParseNode * node, Stream * f) { |
335 |
instrument_expression(node->pn_head, f); |
if (node->pn_head->pn_type == TOK_FUNCTION) { |
336 |
Stream_write_char(f, '('); |
/* it's a generator expression */ |
337 |
for (struct JSParseNode * p = node->pn_head->pn_next; p != NULL; p = p->pn_next) { |
JSParseNode * function_node = node->pn_head; |
338 |
if (p != node->pn_head->pn_next) { |
JSParseNode * lexical_scope_node = function_node->pn_body; |
339 |
Stream_write_string(f, ", "); |
assert(lexical_scope_node->pn_type == TOK_LEXICALSCOPE); |
340 |
|
assert(lexical_scope_node->pn_arity == PN_NAME); |
341 |
|
JSParseNode * for_node = lexical_scope_node->pn_body; |
342 |
|
assert(for_node->pn_type == TOK_FOR); |
343 |
|
assert(for_node->pn_arity == PN_BINARY); |
344 |
|
JSParseNode * if_node = NULL; |
345 |
|
JSParseNode * semi_node; |
346 |
|
switch (for_node->pn_right->pn_type) { |
347 |
|
case TOK_SEMI: |
348 |
|
semi_node = for_node->pn_right; |
349 |
|
break; |
350 |
|
case TOK_IF: |
351 |
|
if_node = for_node->pn_right; |
352 |
|
assert(if_node->pn_arity == PN_TERNARY); |
353 |
|
semi_node = if_node->pn_kid2; |
354 |
|
assert(semi_node->pn_type == TOK_SEMI); |
355 |
|
break; |
356 |
|
default: |
357 |
|
abort(); |
358 |
|
break; |
359 |
|
} |
360 |
|
assert(semi_node->pn_arity == PN_UNARY); |
361 |
|
JSParseNode * yield_node = semi_node->pn_kid; |
362 |
|
assert(yield_node->pn_type == TOK_YIELD); |
363 |
|
Stream_write_char(f, '('); |
364 |
|
instrument_expression(yield_node->pn_kid, f); |
365 |
|
Stream_write_char(f, ' '); |
366 |
|
output_for_in(for_node, f); |
367 |
|
if (if_node) { |
368 |
|
Stream_write_string(f, " if ("); |
369 |
|
instrument_expression(if_node->pn_kid1, f); |
370 |
|
Stream_write_char(f, ')'); |
371 |
|
} |
372 |
|
Stream_write_char(f, ')'); |
373 |
|
} |
374 |
|
else { |
375 |
|
instrument_expression(node->pn_head, f); |
376 |
|
Stream_write_char(f, '('); |
377 |
|
for (struct JSParseNode * p = node->pn_head->pn_next; p != NULL; p = p->pn_next) { |
378 |
|
if (p != node->pn_head->pn_next) { |
379 |
|
Stream_write_string(f, ", "); |
380 |
|
} |
381 |
|
instrument_expression(p, f); |
382 |
|
} |
383 |
|
Stream_write_char(f, ')'); |
384 |
|
} |
385 |
|
} |
386 |
|
|
387 |
|
static void instrument_declarations(JSParseNode * list, Stream * f) { |
388 |
|
assert(list->pn_arity == PN_LIST); |
389 |
|
for (JSParseNode * p = list->pn_head; p != NULL; p = p->pn_next) { |
390 |
|
switch (p->pn_type) { |
391 |
|
case TOK_NAME: |
392 |
|
assert(p->pn_arity == PN_NAME); |
393 |
|
if (p != list->pn_head) { |
394 |
|
Stream_write_string(f, ", "); |
395 |
|
} |
396 |
|
print_string_atom(p->pn_atom, f); |
397 |
|
if (p->pn_expr != NULL) { |
398 |
|
Stream_write_string(f, " = "); |
399 |
|
instrument_expression(p->pn_expr, f); |
400 |
|
} |
401 |
|
break; |
402 |
|
case TOK_ASSIGN: |
403 |
|
case TOK_RB: |
404 |
|
case TOK_RC: |
405 |
|
/* destructuring */ |
406 |
|
instrument_expression(p, f); |
407 |
|
break; |
408 |
|
default: |
409 |
|
abort(); |
410 |
|
break; |
411 |
} |
} |
|
instrument_expression(p, f); |
|
412 |
} |
} |
|
Stream_write_char(f, ')'); |
|
413 |
} |
} |
414 |
|
|
415 |
/* |
/* |
428 |
static void instrument_expression(JSParseNode * node, Stream * f) { |
static void instrument_expression(JSParseNode * node, Stream * f) { |
429 |
switch (node->pn_type) { |
switch (node->pn_type) { |
430 |
case TOK_FUNCTION: |
case TOK_FUNCTION: |
431 |
instrument_function(node, f, 0); |
instrument_function(node, f, 0, FUNCTION_NORMAL); |
432 |
break; |
break; |
433 |
case TOK_COMMA: |
case TOK_COMMA: |
434 |
for (struct JSParseNode * p = node->pn_head; p != NULL; p = p->pn_next) { |
for (struct JSParseNode * p = node->pn_head; p != NULL; p = p->pn_next) { |
470 |
instrument_expression(node->pn_kid3, f); |
instrument_expression(node->pn_kid3, f); |
471 |
break; |
break; |
472 |
case TOK_OR: |
case TOK_OR: |
|
instrument_expression(node->pn_left, f); |
|
|
Stream_write_string(f, " || "); |
|
|
instrument_expression(node->pn_right, f); |
|
|
break; |
|
473 |
case TOK_AND: |
case TOK_AND: |
|
instrument_expression(node->pn_left, f); |
|
|
Stream_write_string(f, " && "); |
|
|
instrument_expression(node->pn_right, f); |
|
|
break; |
|
474 |
case TOK_BITOR: |
case TOK_BITOR: |
475 |
case TOK_BITXOR: |
case TOK_BITXOR: |
476 |
case TOK_BITAND: |
case TOK_BITAND: |
583 |
assert(ATOM_IS_STRING(node->pn_atom)); |
assert(ATOM_IS_STRING(node->pn_atom)); |
584 |
{ |
{ |
585 |
JSString * s = ATOM_TO_STRING(node->pn_atom); |
JSString * s = ATOM_TO_STRING(node->pn_atom); |
586 |
/* XXX - semantics changed in 1.7 */ |
bool is_keyword = (js_CheckKeyword(JSSTRING_CHARS(s), JSSTRING_LENGTH(s)) != TOK_EOF); |
587 |
if (! ATOM_KEYWORD(node->pn_atom) && js_IsIdentifier(s)) { |
if (! is_keyword && js_IsIdentifier(s)) { |
588 |
Stream_write_char(f, '.'); |
Stream_write_char(f, '.'); |
589 |
print_string_atom(node->pn_atom, f); |
print_string_atom(node->pn_atom, f); |
590 |
} |
} |
627 |
if (p != node->pn_head) { |
if (p != node->pn_head) { |
628 |
Stream_write_string(f, ", "); |
Stream_write_string(f, ", "); |
629 |
} |
} |
630 |
instrument_expression(p->pn_left, f); |
|
631 |
Stream_write_string(f, ": "); |
/* check whether this is a getter or setter */ |
632 |
instrument_expression(p->pn_right, f); |
switch (p->pn_op) { |
633 |
|
case JSOP_GETTER: |
634 |
|
case JSOP_SETTER: |
635 |
|
if (p->pn_op == JSOP_GETTER) { |
636 |
|
Stream_write_string(f, "get "); |
637 |
|
} |
638 |
|
else { |
639 |
|
Stream_write_string(f, "set "); |
640 |
|
} |
641 |
|
instrument_expression(p->pn_left, f); |
642 |
|
if (p->pn_right->pn_type != TOK_FUNCTION) { |
643 |
|
fatal("parse error: expected function"); |
644 |
|
} |
645 |
|
instrument_function(p->pn_right, f, 0, FUNCTION_GETTER_OR_SETTER); |
646 |
|
break; |
647 |
|
default: |
648 |
|
instrument_expression(p->pn_left, f); |
649 |
|
Stream_write_string(f, ": "); |
650 |
|
instrument_expression(p->pn_right, f); |
651 |
|
break; |
652 |
|
} |
653 |
} |
} |
654 |
Stream_write_char(f, '}'); |
Stream_write_char(f, '}'); |
655 |
break; |
break; |
664 |
case TOK_STRING: |
case TOK_STRING: |
665 |
print_quoted_string_atom(node->pn_atom, f); |
print_quoted_string_atom(node->pn_atom, f); |
666 |
break; |
break; |
667 |
case TOK_OBJECT: |
case TOK_REGEXP: |
668 |
switch (node->pn_op) { |
assert(node->pn_op == JSOP_REGEXP); |
669 |
case JSOP_OBJECT: |
{ |
670 |
/* I assume this is JSOP_REGEXP */ |
JSObject * object = node->pn_pob->object; |
671 |
abort(); |
jsval result; |
672 |
break; |
js_regexp_toString(context, object, &result); |
673 |
case JSOP_REGEXP: |
print_regex(result, f); |
|
assert(ATOM_IS_OBJECT(node->pn_atom)); |
|
|
{ |
|
|
JSObject * object = ATOM_TO_OBJECT(node->pn_atom); |
|
|
jsval result; |
|
|
js_regexp_toString(context, object, 0, NULL, &result); |
|
|
print_string_jsval(result, f); |
|
|
} |
|
|
break; |
|
|
default: |
|
|
abort(); |
|
|
break; |
|
674 |
} |
} |
675 |
break; |
break; |
676 |
case TOK_NUMBER: |
case TOK_NUMBER: |
716 |
Stream_write_string(f, " in "); |
Stream_write_string(f, " in "); |
717 |
instrument_expression(node->pn_right, f); |
instrument_expression(node->pn_right, f); |
718 |
break; |
break; |
719 |
|
case TOK_LEXICALSCOPE: |
720 |
|
assert(node->pn_arity == PN_NAME); |
721 |
|
assert(node->pn_expr->pn_type == TOK_LET); |
722 |
|
assert(node->pn_expr->pn_arity == PN_BINARY); |
723 |
|
Stream_write_string(f, "let("); |
724 |
|
assert(node->pn_expr->pn_left->pn_type == TOK_LP); |
725 |
|
assert(node->pn_expr->pn_left->pn_arity == PN_LIST); |
726 |
|
instrument_declarations(node->pn_expr->pn_left, f); |
727 |
|
Stream_write_string(f, ") "); |
728 |
|
instrument_expression(node->pn_expr->pn_right, f); |
729 |
|
break; |
730 |
|
case TOK_YIELD: |
731 |
|
assert(node->pn_arity == PN_UNARY); |
732 |
|
Stream_write_string(f, "yield "); |
733 |
|
instrument_expression(node->pn_kid, f); |
734 |
|
break; |
735 |
|
case TOK_ARRAYCOMP: |
736 |
|
assert(node->pn_arity == PN_LIST); |
737 |
|
{ |
738 |
|
JSParseNode * block_node; |
739 |
|
switch (node->pn_count) { |
740 |
|
case 1: |
741 |
|
block_node = node->pn_head; |
742 |
|
break; |
743 |
|
case 2: |
744 |
|
block_node = node->pn_head->pn_next; |
745 |
|
break; |
746 |
|
default: |
747 |
|
abort(); |
748 |
|
break; |
749 |
|
} |
750 |
|
assert(block_node->pn_type == TOK_LEXICALSCOPE); |
751 |
|
assert(block_node->pn_arity == PN_NAME); |
752 |
|
JSParseNode * for_node = block_node->pn_expr; |
753 |
|
assert(for_node->pn_type == TOK_FOR); |
754 |
|
assert(for_node->pn_arity == PN_BINARY); |
755 |
|
JSParseNode * if_node = NULL; |
756 |
|
JSParseNode * push_node; |
757 |
|
switch (for_node->pn_right->pn_type) { |
758 |
|
case TOK_ARRAYPUSH: |
759 |
|
push_node = for_node->pn_right; |
760 |
|
assert(push_node->pn_arity == PN_UNARY); |
761 |
|
break; |
762 |
|
case TOK_IF: |
763 |
|
if_node = for_node->pn_right; |
764 |
|
assert(if_node->pn_arity == PN_TERNARY); |
765 |
|
push_node = if_node->pn_kid2; |
766 |
|
break; |
767 |
|
default: |
768 |
|
abort(); |
769 |
|
break; |
770 |
|
} |
771 |
|
Stream_write_char(f, '['); |
772 |
|
instrument_expression(push_node->pn_kid, f); |
773 |
|
Stream_write_char(f, ' '); |
774 |
|
output_for_in(for_node, f); |
775 |
|
if (if_node) { |
776 |
|
Stream_write_string(f, " if ("); |
777 |
|
instrument_expression(if_node->pn_kid1, f); |
778 |
|
Stream_write_char(f, ')'); |
779 |
|
} |
780 |
|
Stream_write_char(f, ']'); |
781 |
|
} |
782 |
|
break; |
783 |
|
case TOK_VAR: |
784 |
|
assert(node->pn_arity == PN_LIST); |
785 |
|
Stream_write_string(f, "var "); |
786 |
|
instrument_declarations(node, f); |
787 |
|
break; |
788 |
|
case TOK_LET: |
789 |
|
assert(node->pn_arity == PN_LIST); |
790 |
|
Stream_write_string(f, "let "); |
791 |
|
instrument_declarations(node, f); |
792 |
|
break; |
793 |
default: |
default: |
794 |
fatal("unsupported node type in file %s: %d", file_id, node->pn_type); |
fatal("unsupported node type in file %s: %d", file_id, node->pn_type); |
795 |
} |
} |
796 |
} |
} |
797 |
|
|
798 |
static void instrument_var_statement(JSParseNode * node, Stream * f, int indent) { |
static void output_statement(JSParseNode * node, Stream * f, int indent, bool is_jscoverage_if) { |
|
assert(node->pn_arity == PN_LIST); |
|
|
Stream_printf(f, "%*s", indent, ""); |
|
|
Stream_write_string(f, "var "); |
|
|
for (struct JSParseNode * p = node->pn_u.list.head; p != NULL; p = p->pn_next) { |
|
|
assert(p->pn_type == TOK_NAME); |
|
|
assert(p->pn_arity == PN_NAME); |
|
|
if (p != node->pn_head) { |
|
|
Stream_write_string(f, ", "); |
|
|
} |
|
|
print_string_atom(p->pn_atom, f); |
|
|
if (p->pn_expr != NULL) { |
|
|
Stream_write_string(f, " = "); |
|
|
instrument_expression(p->pn_expr, f); |
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
static void output_statement(JSParseNode * node, Stream * f, int indent) { |
|
799 |
switch (node->pn_type) { |
switch (node->pn_type) { |
800 |
case TOK_FUNCTION: |
case TOK_FUNCTION: |
801 |
instrument_function(node, f, indent); |
instrument_function(node, f, indent, FUNCTION_NORMAL); |
802 |
break; |
break; |
803 |
case TOK_LC: |
case TOK_LC: |
804 |
assert(node->pn_arity == PN_LIST); |
assert(node->pn_arity == PN_LIST); |
806 |
Stream_write_string(f, "{\n"); |
Stream_write_string(f, "{\n"); |
807 |
*/ |
*/ |
808 |
for (struct JSParseNode * p = node->pn_u.list.head; p != NULL; p = p->pn_next) { |
for (struct JSParseNode * p = node->pn_u.list.head; p != NULL; p = p->pn_next) { |
809 |
instrument_statement(p, f, indent); |
instrument_statement(p, f, indent, false); |
810 |
} |
} |
811 |
/* |
/* |
812 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
814 |
*/ |
*/ |
815 |
break; |
break; |
816 |
case TOK_IF: |
case TOK_IF: |
817 |
|
{ |
818 |
assert(node->pn_arity == PN_TERNARY); |
assert(node->pn_arity == PN_TERNARY); |
819 |
|
|
820 |
|
uint16_t line = node->pn_pos.begin.lineno; |
821 |
|
if (! is_jscoverage_if) { |
822 |
|
if (line > num_lines) { |
823 |
|
fatal("%s: script contains more than 65,535 lines", file_id); |
824 |
|
} |
825 |
|
if (line >= 2 && exclusive_directives[line - 2]) { |
826 |
|
is_jscoverage_if = true; |
827 |
|
} |
828 |
|
} |
829 |
|
|
830 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
831 |
Stream_write_string(f, "if ("); |
Stream_write_string(f, "if ("); |
832 |
instrument_expression(node->pn_kid1, f); |
instrument_expression(node->pn_kid1, f); |
833 |
Stream_write_string(f, ") {\n"); |
Stream_write_string(f, ") {\n"); |
834 |
instrument_statement(node->pn_kid2, f, indent + 2); |
if (is_jscoverage_if && node->pn_kid3) { |
835 |
|
uint16_t else_start = node->pn_kid3->pn_pos.begin.lineno; |
836 |
|
uint16_t else_end = node->pn_kid3->pn_pos.end.lineno + 1; |
837 |
|
Stream_printf(f, "%*s", indent + 2, ""); |
838 |
|
Stream_printf(f, "_$jscoverage['%s'].conditionals[%d] = %d;\n", file_id, else_start, else_end); |
839 |
|
} |
840 |
|
instrument_statement(node->pn_kid2, f, indent + 2, false); |
841 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
842 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
843 |
if (node->pn_kid3) { |
|
844 |
|
if (node->pn_kid3 || is_jscoverage_if) { |
845 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
846 |
Stream_write_string(f, "else {\n"); |
Stream_write_string(f, "else {\n"); |
847 |
instrument_statement(node->pn_kid3, f, indent + 2); |
|
848 |
|
if (is_jscoverage_if) { |
849 |
|
uint16_t if_start = node->pn_kid2->pn_pos.begin.lineno + 1; |
850 |
|
uint16_t if_end = node->pn_kid2->pn_pos.end.lineno + 1; |
851 |
|
Stream_printf(f, "%*s", indent + 2, ""); |
852 |
|
Stream_printf(f, "_$jscoverage['%s'].conditionals[%d] = %d;\n", file_id, if_start, if_end); |
853 |
|
} |
854 |
|
|
855 |
|
if (node->pn_kid3) { |
856 |
|
instrument_statement(node->pn_kid3, f, indent + 2, is_jscoverage_if); |
857 |
|
} |
858 |
|
|
859 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
860 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
861 |
} |
} |
862 |
|
|
863 |
break; |
break; |
864 |
|
} |
865 |
case TOK_SWITCH: |
case TOK_SWITCH: |
866 |
assert(node->pn_arity == PN_BINARY); |
assert(node->pn_arity == PN_BINARY); |
867 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
883 |
abort(); |
abort(); |
884 |
break; |
break; |
885 |
} |
} |
886 |
instrument_statement(p->pn_right, f, indent + 2); |
instrument_statement(p->pn_right, f, indent + 2, false); |
887 |
} |
} |
888 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
889 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
898 |
Stream_write_string(f, "while ("); |
Stream_write_string(f, "while ("); |
899 |
instrument_expression(node->pn_left, f); |
instrument_expression(node->pn_left, f); |
900 |
Stream_write_string(f, ") {\n"); |
Stream_write_string(f, ") {\n"); |
901 |
instrument_statement(node->pn_right, f, indent + 2); |
instrument_statement(node->pn_right, f, indent + 2, false); |
902 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
903 |
break; |
break; |
904 |
case TOK_DO: |
case TOK_DO: |
905 |
assert(node->pn_arity == PN_BINARY); |
assert(node->pn_arity == PN_BINARY); |
906 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
907 |
Stream_write_string(f, "do {\n"); |
Stream_write_string(f, "do {\n"); |
908 |
instrument_statement(node->pn_left, f, indent + 2); |
instrument_statement(node->pn_left, f, indent + 2, false); |
909 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
910 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
911 |
Stream_write_string(f, "while ("); |
Stream_write_string(f, "while ("); |
915 |
case TOK_FOR: |
case TOK_FOR: |
916 |
assert(node->pn_arity == PN_BINARY); |
assert(node->pn_arity == PN_BINARY); |
917 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
|
Stream_write_string(f, "for ("); |
|
918 |
switch (node->pn_left->pn_type) { |
switch (node->pn_left->pn_type) { |
919 |
case TOK_IN: |
case TOK_IN: |
920 |
/* for/in */ |
/* for/in */ |
921 |
assert(node->pn_left->pn_arity == PN_BINARY); |
assert(node->pn_left->pn_arity == PN_BINARY); |
922 |
switch (node->pn_left->pn_left->pn_type) { |
output_for_in(node, f); |
|
case TOK_VAR: |
|
|
instrument_var_statement(node->pn_left->pn_left, f, 0); |
|
|
break; |
|
|
case TOK_NAME: |
|
|
instrument_expression(node->pn_left->pn_left, f); |
|
|
break; |
|
|
default: |
|
|
/* this is undocumented: for (x.value in y) */ |
|
|
instrument_expression(node->pn_left->pn_left, f); |
|
|
break; |
|
|
/* |
|
|
default: |
|
|
fprintf(stderr, "unexpected node type: %d\n", node->pn_left->pn_left->pn_type); |
|
|
abort(); |
|
|
break; |
|
|
*/ |
|
|
} |
|
|
Stream_write_string(f, " in "); |
|
|
instrument_expression(node->pn_left->pn_right, f); |
|
923 |
break; |
break; |
924 |
case TOK_RESERVED: |
case TOK_RESERVED: |
925 |
/* for (;;) */ |
/* for (;;) */ |
926 |
assert(node->pn_left->pn_arity == PN_TERNARY); |
assert(node->pn_left->pn_arity == PN_TERNARY); |
927 |
|
Stream_write_string(f, "for ("); |
928 |
if (node->pn_left->pn_kid1) { |
if (node->pn_left->pn_kid1) { |
929 |
if (node->pn_left->pn_kid1->pn_type == TOK_VAR) { |
instrument_expression(node->pn_left->pn_kid1, f); |
|
instrument_var_statement(node->pn_left->pn_kid1, f, 0); |
|
|
} |
|
|
else { |
|
|
instrument_expression(node->pn_left->pn_kid1, f); |
|
|
} |
|
930 |
} |
} |
931 |
Stream_write_string(f, ";"); |
Stream_write_string(f, ";"); |
932 |
if (node->pn_left->pn_kid2) { |
if (node->pn_left->pn_kid2) { |
938 |
Stream_write_char(f, ' '); |
Stream_write_char(f, ' '); |
939 |
instrument_expression(node->pn_left->pn_kid3, f); |
instrument_expression(node->pn_left->pn_kid3, f); |
940 |
} |
} |
941 |
|
Stream_write_char(f, ')'); |
942 |
break; |
break; |
943 |
default: |
default: |
944 |
abort(); |
abort(); |
945 |
break; |
break; |
946 |
} |
} |
947 |
Stream_write_string(f, ") {\n"); |
Stream_write_string(f, " {\n"); |
948 |
instrument_statement(node->pn_right, f, indent + 2); |
instrument_statement(node->pn_right, f, indent + 2, false); |
949 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
950 |
break; |
break; |
951 |
case TOK_THROW: |
case TOK_THROW: |
958 |
case TOK_TRY: |
case TOK_TRY: |
959 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
960 |
Stream_write_string(f, "try {\n"); |
Stream_write_string(f, "try {\n"); |
961 |
instrument_statement(node->pn_kid1, f, indent + 2); |
instrument_statement(node->pn_kid1, f, indent + 2, false); |
962 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
963 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
964 |
{ |
if (node->pn_kid2) { |
965 |
for (JSParseNode * catch = node->pn_kid2; catch != NULL; catch = catch->pn_kid2) { |
assert(node->pn_kid2->pn_type == TOK_RESERVED); |
966 |
|
for (JSParseNode * scope = node->pn_kid2->pn_head; scope != NULL; scope = scope->pn_next) { |
967 |
|
assert(scope->pn_type == TOK_LEXICALSCOPE); |
968 |
|
JSParseNode * catch = scope->pn_expr; |
969 |
assert(catch->pn_type == TOK_CATCH); |
assert(catch->pn_type == TOK_CATCH); |
970 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
971 |
Stream_write_string(f, "catch ("); |
Stream_write_string(f, "catch ("); |
972 |
|
/* this may not be a name - destructuring assignment */ |
973 |
|
/* |
974 |
assert(catch->pn_kid1->pn_arity == PN_NAME); |
assert(catch->pn_kid1->pn_arity == PN_NAME); |
975 |
print_string_atom(catch->pn_kid1->pn_atom, f); |
print_string_atom(catch->pn_kid1->pn_atom, f); |
976 |
if (catch->pn_kid1->pn_expr) { |
*/ |
977 |
|
instrument_expression(catch->pn_kid1, f); |
978 |
|
if (catch->pn_kid2) { |
979 |
Stream_write_string(f, " if "); |
Stream_write_string(f, " if "); |
980 |
instrument_expression(catch->pn_kid1->pn_expr, f); |
instrument_expression(catch->pn_kid2, f); |
981 |
} |
} |
982 |
Stream_write_string(f, ") {\n"); |
Stream_write_string(f, ") {\n"); |
983 |
instrument_statement(catch->pn_kid3, f, indent + 2); |
instrument_statement(catch->pn_kid3, f, indent + 2, false); |
984 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
985 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
986 |
} |
} |
988 |
if (node->pn_kid3) { |
if (node->pn_kid3) { |
989 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
990 |
Stream_write_string(f, "finally {\n"); |
Stream_write_string(f, "finally {\n"); |
991 |
instrument_statement(node->pn_kid3, f, indent + 2); |
instrument_statement(node->pn_kid3, f, indent + 2, false); |
992 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
993 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
994 |
} |
} |
1014 |
Stream_write_string(f, "with ("); |
Stream_write_string(f, "with ("); |
1015 |
instrument_expression(node->pn_left, f); |
instrument_expression(node->pn_left, f); |
1016 |
Stream_write_string(f, ") {\n"); |
Stream_write_string(f, ") {\n"); |
1017 |
instrument_statement(node->pn_right, f, indent + 2); |
instrument_statement(node->pn_right, f, indent + 2, false); |
1018 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
1019 |
Stream_write_string(f, "}\n"); |
Stream_write_string(f, "}\n"); |
1020 |
break; |
break; |
1021 |
case TOK_VAR: |
case TOK_VAR: |
1022 |
instrument_var_statement(node, f, indent); |
Stream_printf(f, "%*s", indent, ""); |
1023 |
|
instrument_expression(node, f); |
1024 |
Stream_write_string(f, ";\n"); |
Stream_write_string(f, ";\n"); |
1025 |
break; |
break; |
1026 |
case TOK_RETURN: |
case TOK_RETURN: |
1053 |
/* |
/* |
1054 |
... use output_statement instead of instrument_statement. |
... use output_statement instead of instrument_statement. |
1055 |
*/ |
*/ |
1056 |
output_statement(node->pn_expr, f, indent); |
output_statement(node->pn_expr, f, indent, false); |
1057 |
|
break; |
1058 |
|
case TOK_LEXICALSCOPE: |
1059 |
|
/* let statement */ |
1060 |
|
assert(node->pn_arity == PN_NAME); |
1061 |
|
switch (node->pn_expr->pn_type) { |
1062 |
|
case TOK_LET: |
1063 |
|
/* let statement */ |
1064 |
|
assert(node->pn_expr->pn_arity == PN_BINARY); |
1065 |
|
instrument_statement(node->pn_expr, f, indent, false); |
1066 |
|
break; |
1067 |
|
case TOK_LC: |
1068 |
|
/* block */ |
1069 |
|
Stream_printf(f, "%*s", indent, ""); |
1070 |
|
Stream_write_string(f, "{\n"); |
1071 |
|
instrument_statement(node->pn_expr, f, indent + 2, false); |
1072 |
|
Stream_printf(f, "%*s", indent, ""); |
1073 |
|
Stream_write_string(f, "}\n"); |
1074 |
|
break; |
1075 |
|
case TOK_FOR: |
1076 |
|
instrument_statement(node->pn_expr, f, indent, false); |
1077 |
|
break; |
1078 |
|
default: |
1079 |
|
abort(); |
1080 |
|
break; |
1081 |
|
} |
1082 |
|
break; |
1083 |
|
case TOK_LET: |
1084 |
|
switch (node->pn_arity) { |
1085 |
|
case PN_BINARY: |
1086 |
|
/* let statement */ |
1087 |
|
Stream_printf(f, "%*s", indent, ""); |
1088 |
|
Stream_write_string(f, "let ("); |
1089 |
|
assert(node->pn_left->pn_type == TOK_LP); |
1090 |
|
assert(node->pn_left->pn_arity == PN_LIST); |
1091 |
|
instrument_declarations(node->pn_left, f); |
1092 |
|
Stream_write_string(f, ") {\n"); |
1093 |
|
instrument_statement(node->pn_right, f, indent + 2, false); |
1094 |
|
Stream_printf(f, "%*s", indent, ""); |
1095 |
|
Stream_write_string(f, "}\n"); |
1096 |
|
break; |
1097 |
|
case PN_LIST: |
1098 |
|
/* let definition */ |
1099 |
|
Stream_printf(f, "%*s", indent, ""); |
1100 |
|
instrument_expression(node, f); |
1101 |
|
Stream_write_string(f, ";\n"); |
1102 |
|
break; |
1103 |
|
default: |
1104 |
|
abort(); |
1105 |
|
break; |
1106 |
|
} |
1107 |
|
break; |
1108 |
|
case TOK_DEBUGGER: |
1109 |
|
Stream_printf(f, "%*s", indent, ""); |
1110 |
|
Stream_write_string(f, "debugger;\n"); |
1111 |
break; |
break; |
1112 |
default: |
default: |
1113 |
fatal("unsupported node type in file %s: %d", file_id, node->pn_type); |
fatal("unsupported node type in file %s: %d", file_id, node->pn_type); |
1119 |
TOK_FUNCTION is handled as a statement and as an expression. |
TOK_FUNCTION is handled as a statement and as an expression. |
1120 |
TOK_EXPORT, TOK_IMPORT are not handled. |
TOK_EXPORT, TOK_IMPORT are not handled. |
1121 |
*/ |
*/ |
1122 |
static void instrument_statement(JSParseNode * node, Stream * f, int indent) { |
static void instrument_statement(JSParseNode * node, Stream * f, int indent, bool is_jscoverage_if) { |
1123 |
if (node->pn_type != TOK_LC) { |
if (node->pn_type != TOK_LC && node->pn_type != TOK_LEXICALSCOPE) { |
1124 |
int line = node->pn_pos.begin.lineno; |
uint16_t line = node->pn_pos.begin.lineno; |
1125 |
|
if (line > num_lines) { |
1126 |
|
fatal("%s: script contains more than 65,535 lines", file_id); |
1127 |
|
} |
1128 |
|
|
1129 |
/* the root node has line number 0 */ |
/* the root node has line number 0 */ |
1130 |
if (line != 0) { |
if (line != 0) { |
1131 |
Stream_printf(f, "%*s", indent, ""); |
Stream_printf(f, "%*s", indent, ""); |
1133 |
lines[line - 1] = 1; |
lines[line - 1] = 1; |
1134 |
} |
} |
1135 |
} |
} |
1136 |
output_statement(node, f, indent); |
output_statement(node, f, indent, is_jscoverage_if); |
1137 |
} |
} |
1138 |
|
|
1139 |
void jscoverage_instrument_js(const char * id, Stream * input, Stream * output) { |
static bool characters_start_with(const jschar * characters, size_t line_start, size_t line_end, const char * prefix) { |
1140 |
file_id = id; |
const jschar * characters_end = characters + line_end; |
1141 |
|
const jschar * cp = characters + line_start; |
1142 |
/* scan the javascript */ |
const char * bp = prefix; |
1143 |
size_t input_length = input->length; |
for (;;) { |
1144 |
jschar * base = js_InflateString(context, (char *) input->data, &input_length); |
if (*bp == '\0') { |
1145 |
if (base == NULL) { |
return true; |
1146 |
fatal("out of memory"); |
} |
1147 |
|
else if (cp == characters_end) { |
1148 |
|
return false; |
1149 |
|
} |
1150 |
|
else if (*cp != *bp) { |
1151 |
|
return false; |
1152 |
|
} |
1153 |
|
bp++; |
1154 |
|
cp++; |
1155 |
} |
} |
1156 |
JSTokenStream * token_stream = js_NewTokenStream(context, base, input_length, NULL, 1, NULL); |
} |
1157 |
if (token_stream == NULL) { |
|
1158 |
fatal("cannot create token stream from file: %s", file_id); |
static bool characters_are_white_space(const jschar * characters, size_t line_start, size_t line_end) { |
1159 |
|
/* XXX - other Unicode space */ |
1160 |
|
const jschar * end = characters + line_end; |
1161 |
|
for (const jschar * p = characters + line_start; p < end; p++) { |
1162 |
|
jschar c = *p; |
1163 |
|
if (c == 0x9 || c == 0xB || c == 0xC || c == 0x20 || c == 0xA0) { |
1164 |
|
continue; |
1165 |
|
} |
1166 |
|
else { |
1167 |
|
return false; |
1168 |
|
} |
1169 |
} |
} |
1170 |
|
return true; |
1171 |
|
} |
1172 |
|
|
1173 |
|
static void error_reporter(JSContext * context, const char * message, JSErrorReport * report) { |
1174 |
|
fprintf(stderr, "jscoverage: parse error: line %u: %s\n", report->lineno, message); |
1175 |
|
} |
1176 |
|
|
1177 |
|
void jscoverage_instrument_js(const char * id, const uint16_t * characters, size_t num_characters, Stream * output) { |
1178 |
|
file_id = id; |
1179 |
|
|
1180 |
/* parse the javascript */ |
/* parse the javascript */ |
1181 |
JSParseNode * node = js_ParseTokenStream(context, global, token_stream); |
JSParseContext parse_context; |
1182 |
|
if (! js_InitParseContext(context, &parse_context, NULL, NULL, characters, num_characters, NULL, NULL, 1)) { |
1183 |
|
fatal("cannot create token stream from file: %s", file_id); |
1184 |
|
} |
1185 |
|
JSErrorReporter old_error_reporter = JS_SetErrorReporter(context, error_reporter); |
1186 |
|
JSParseNode * node = js_ParseScript(context, global, &parse_context); |
1187 |
if (node == NULL) { |
if (node == NULL) { |
1188 |
|
js_ReportUncaughtException(context); |
1189 |
fatal("parse error in file: %s", file_id); |
fatal("parse error in file: %s", file_id); |
1190 |
} |
} |
1191 |
int num_lines = node->pn_pos.end.lineno; |
JS_SetErrorReporter(context, old_error_reporter); |
1192 |
|
num_lines = node->pn_pos.end.lineno; |
1193 |
lines = xmalloc(num_lines); |
lines = xmalloc(num_lines); |
1194 |
for (int i = 0; i < num_lines; i++) { |
for (unsigned int i = 0; i < num_lines; i++) { |
1195 |
lines[i] = 0; |
lines[i] = 0; |
1196 |
} |
} |
1197 |
|
|
1198 |
|
/* search code for conditionals */ |
1199 |
|
exclusive_directives = xnew(bool, num_lines); |
1200 |
|
for (unsigned int i = 0; i < num_lines; i++) { |
1201 |
|
exclusive_directives[i] = false; |
1202 |
|
} |
1203 |
|
|
1204 |
|
bool has_conditionals = false; |
1205 |
|
struct IfDirective * if_directives = NULL; |
1206 |
|
size_t line_number = 0; |
1207 |
|
size_t i = 0; |
1208 |
|
while (i < num_characters) { |
1209 |
|
if (line_number == UINT16_MAX) { |
1210 |
|
fatal("%s: script has more than 65,535 lines", file_id); |
1211 |
|
} |
1212 |
|
line_number++; |
1213 |
|
size_t line_start = i; |
1214 |
|
jschar c; |
1215 |
|
bool done = false; |
1216 |
|
while (! done && i < num_characters) { |
1217 |
|
c = characters[i]; |
1218 |
|
switch (c) { |
1219 |
|
case '\r': |
1220 |
|
case '\n': |
1221 |
|
case 0x2028: |
1222 |
|
case 0x2029: |
1223 |
|
done = true; |
1224 |
|
break; |
1225 |
|
default: |
1226 |
|
i++; |
1227 |
|
} |
1228 |
|
} |
1229 |
|
size_t line_end = i; |
1230 |
|
if (i < num_characters) { |
1231 |
|
i++; |
1232 |
|
if (c == '\r' && i < num_characters && characters[i] == '\n') { |
1233 |
|
i++; |
1234 |
|
} |
1235 |
|
} |
1236 |
|
|
1237 |
|
if (characters_start_with(characters, line_start, line_end, "//#JSCOVERAGE_IF")) { |
1238 |
|
has_conditionals = true; |
1239 |
|
|
1240 |
|
if (characters_are_white_space(characters, line_start + 16, line_end)) { |
1241 |
|
exclusive_directives[line_number - 1] = true; |
1242 |
|
} |
1243 |
|
else { |
1244 |
|
struct IfDirective * if_directive = xnew(struct IfDirective, 1); |
1245 |
|
if_directive->condition_start = characters + line_start + 16; |
1246 |
|
if_directive->condition_end = characters + line_end; |
1247 |
|
if_directive->start_line = line_number; |
1248 |
|
if_directive->end_line = 0; |
1249 |
|
if_directive->next = if_directives; |
1250 |
|
if_directives = if_directive; |
1251 |
|
} |
1252 |
|
} |
1253 |
|
else if (characters_start_with(characters, line_start, line_end, "//#JSCOVERAGE_ENDIF")) { |
1254 |
|
for (struct IfDirective * p = if_directives; p != NULL; p = p->next) { |
1255 |
|
if (p->end_line == 0) { |
1256 |
|
p->end_line = line_number; |
1257 |
|
break; |
1258 |
|
} |
1259 |
|
} |
1260 |
|
} |
1261 |
|
} |
1262 |
|
|
1263 |
/* |
/* |
1264 |
An instrumented JavaScript file has 3 sections: |
An instrumented JavaScript file has 4 sections: |
1265 |
1. initialization |
1. initialization |
1266 |
2. instrumented source code |
2. instrumented source code |
1267 |
3. original source code |
3. conditionals |
1268 |
|
4. original source code |
1269 |
*/ |
*/ |
1270 |
|
|
1271 |
Stream * instrumented = Stream_new(0); |
Stream * instrumented = Stream_new(0); |
1272 |
instrument_statement(node, instrumented, 0); |
instrument_statement(node, instrumented, 0, false); |
1273 |
|
js_FinishParseContext(context, &parse_context); |
1274 |
|
|
1275 |
/* write line number info to the output */ |
/* write line number info to the output */ |
1276 |
Stream_write_string(output, "/* automatically generated by JSCoverage - do not edit */\n"); |
Stream_write_string(output, "/* automatically generated by JSCoverage - do not edit */\n"); |
1286 |
Stream_write_string(output, "}\n"); |
Stream_write_string(output, "}\n"); |
1287 |
free(lines); |
free(lines); |
1288 |
lines = NULL; |
lines = NULL; |
1289 |
|
free(exclusive_directives); |
1290 |
|
exclusive_directives = NULL; |
1291 |
|
|
1292 |
|
/* conditionals */ |
1293 |
|
if (has_conditionals) { |
1294 |
|
Stream_printf(output, "_$jscoverage['%s'].conditionals = [];\n", file_id); |
1295 |
|
} |
1296 |
|
|
1297 |
/* copy the instrumented source code to the output */ |
/* copy the instrumented source code to the output */ |
1298 |
Stream_write(output, instrumented->data, instrumented->length); |
Stream_write(output, instrumented->data, instrumented->length); |
1299 |
Stream_write_char(output, '\n'); |
|
1300 |
|
/* conditionals */ |
1301 |
|
for (struct IfDirective * if_directive = if_directives; if_directive != NULL; if_directive = if_directive->next) { |
1302 |
|
Stream_write_string(output, "if (!("); |
1303 |
|
print_javascript(if_directive->condition_start, if_directive->condition_end - if_directive->condition_start, output); |
1304 |
|
Stream_write_string(output, ")) {\n"); |
1305 |
|
Stream_printf(output, " _$jscoverage['%s'].conditionals[%d] = %d;\n", file_id, if_directive->start_line, if_directive->end_line); |
1306 |
|
Stream_write_string(output, "}\n"); |
1307 |
|
} |
1308 |
|
|
1309 |
|
/* free */ |
1310 |
|
while (if_directives != NULL) { |
1311 |
|
struct IfDirective * if_directive = if_directives; |
1312 |
|
if_directives = if_directives->next; |
1313 |
|
free(if_directive); |
1314 |
|
} |
1315 |
|
|
1316 |
/* copy the original source to the output */ |
/* copy the original source to the output */ |
1317 |
size_t i = 0; |
Stream_printf(output, "_$jscoverage['%s'].source = ", file_id); |
1318 |
while (i < input_length) { |
jscoverage_write_source(id, characters, num_characters, output); |
1319 |
Stream_write_string(output, "// "); |
Stream_printf(output, ";\n"); |
|
size_t line_start = i; |
|
|
while (i < input_length && base[i] != '\r' && base[i] != '\n') { |
|
|
i++; |
|
|
} |
|
1320 |
|
|
1321 |
size_t line_end = i; |
Stream_delete(instrumented); |
1322 |
if (i < input_length) { |
|
1323 |
if (base[i] == '\r') { |
file_id = NULL; |
1324 |
line_end = i; |
} |
1325 |
|
|
1326 |
|
void jscoverage_write_source(const char * id, const jschar * characters, size_t num_characters, Stream * output) { |
1327 |
|
Stream_write_string(output, "["); |
1328 |
|
if (jscoverage_highlight) { |
1329 |
|
Stream * highlighted_stream = Stream_new(num_characters); |
1330 |
|
jscoverage_highlight_js(context, id, characters, num_characters, highlighted_stream); |
1331 |
|
size_t i = 0; |
1332 |
|
while (i < highlighted_stream->length) { |
1333 |
|
if (i > 0) { |
1334 |
|
Stream_write_char(output, ','); |
1335 |
|
} |
1336 |
|
|
1337 |
|
Stream_write_char(output, '"'); |
1338 |
|
bool done = false; |
1339 |
|
while (! done) { |
1340 |
|
char c = highlighted_stream->data[i]; |
1341 |
|
switch (c) { |
1342 |
|
case 0x8: |
1343 |
|
/* backspace */ |
1344 |
|
Stream_write_string(output, "\\b"); |
1345 |
|
break; |
1346 |
|
case 0x9: |
1347 |
|
/* horizontal tab */ |
1348 |
|
Stream_write_string(output, "\\t"); |
1349 |
|
break; |
1350 |
|
case 0xa: |
1351 |
|
/* line feed (new line) */ |
1352 |
|
done = true; |
1353 |
|
break; |
1354 |
|
/* IE doesn't support this */ |
1355 |
|
/* |
1356 |
|
case 0xb: |
1357 |
|
Stream_write_string(output, "\\v"); |
1358 |
|
break; |
1359 |
|
*/ |
1360 |
|
case 0xc: |
1361 |
|
/* form feed */ |
1362 |
|
Stream_write_string(output, "\\f"); |
1363 |
|
break; |
1364 |
|
case 0xd: |
1365 |
|
/* carriage return */ |
1366 |
|
done = true; |
1367 |
|
if (i + 1 < highlighted_stream->length && highlighted_stream->data[i + 1] == '\n') { |
1368 |
|
i++; |
1369 |
|
} |
1370 |
|
break; |
1371 |
|
case '"': |
1372 |
|
Stream_write_string(output, "\\\""); |
1373 |
|
break; |
1374 |
|
case '\\': |
1375 |
|
Stream_write_string(output, "\\\\"); |
1376 |
|
break; |
1377 |
|
default: |
1378 |
|
Stream_write_char(output, c); |
1379 |
|
break; |
1380 |
|
} |
1381 |
i++; |
i++; |
1382 |
if (i < input_length && base[i] == '\n') { |
if (i >= highlighted_stream->length) { |
1383 |
i++; |
done = true; |
1384 |
} |
} |
1385 |
} |
} |
1386 |
else if (base[i] == '\n') { |
Stream_write_char(output, '"'); |
1387 |
line_end = i; |
} |
1388 |
i++; |
Stream_delete(highlighted_stream); |
1389 |
|
} |
1390 |
|
else { |
1391 |
|
size_t i = 0; |
1392 |
|
while (i < num_characters) { |
1393 |
|
if (i > 0) { |
1394 |
|
Stream_write_char(output, ','); |
1395 |
} |
} |
1396 |
else { |
|
1397 |
abort(); |
Stream_write_char(output, '"'); |
1398 |
|
bool done = false; |
1399 |
|
while (! done) { |
1400 |
|
jschar c = characters[i]; |
1401 |
|
switch (c) { |
1402 |
|
case 0x8: |
1403 |
|
/* backspace */ |
1404 |
|
Stream_write_string(output, "\\b"); |
1405 |
|
break; |
1406 |
|
case 0x9: |
1407 |
|
/* horizontal tab */ |
1408 |
|
Stream_write_string(output, "\\t"); |
1409 |
|
break; |
1410 |
|
case 0xa: |
1411 |
|
/* line feed (new line) */ |
1412 |
|
done = true; |
1413 |
|
break; |
1414 |
|
/* IE doesn't support this */ |
1415 |
|
/* |
1416 |
|
case 0xb: |
1417 |
|
Stream_write_string(output, "\\v"); |
1418 |
|
break; |
1419 |
|
*/ |
1420 |
|
case 0xc: |
1421 |
|
/* form feed */ |
1422 |
|
Stream_write_string(output, "\\f"); |
1423 |
|
break; |
1424 |
|
case 0xd: |
1425 |
|
/* carriage return */ |
1426 |
|
done = true; |
1427 |
|
if (i + 1 < num_characters && characters[i + 1] == '\n') { |
1428 |
|
i++; |
1429 |
|
} |
1430 |
|
break; |
1431 |
|
case '"': |
1432 |
|
Stream_write_string(output, "\\\""); |
1433 |
|
break; |
1434 |
|
case '\\': |
1435 |
|
Stream_write_string(output, "\\\\"); |
1436 |
|
break; |
1437 |
|
case '&': |
1438 |
|
Stream_write_string(output, "&"); |
1439 |
|
break; |
1440 |
|
case '<': |
1441 |
|
Stream_write_string(output, "<"); |
1442 |
|
break; |
1443 |
|
case '>': |
1444 |
|
Stream_write_string(output, ">"); |
1445 |
|
break; |
1446 |
|
case 0x2028: |
1447 |
|
case 0x2029: |
1448 |
|
done = true; |
1449 |
|
break; |
1450 |
|
default: |
1451 |
|
if (32 <= c && c <= 126) { |
1452 |
|
Stream_write_char(output, c); |
1453 |
|
} |
1454 |
|
else { |
1455 |
|
Stream_printf(output, "&#%d;", c); |
1456 |
|
} |
1457 |
|
break; |
1458 |
|
} |
1459 |
|
i++; |
1460 |
|
if (i >= num_characters) { |
1461 |
|
done = true; |
1462 |
|
} |
1463 |
} |
} |
1464 |
|
Stream_write_char(output, '"'); |
1465 |
} |
} |
|
|
|
|
char * line = js_DeflateString(context, base + line_start, line_end - line_start); |
|
|
Stream_write_string(output, line); |
|
|
Stream_write_char(output, '\n'); |
|
|
JS_free(context, line); |
|
1466 |
} |
} |
1467 |
|
Stream_write_string(output, "]"); |
|
Stream_delete(instrumented); |
|
|
|
|
|
JS_free(context, base); |
|
|
|
|
|
file_id = NULL; |
|
1468 |
} |
} |
1469 |
|
|
1470 |
void jscoverage_copy_resources(const char * destination_directory) { |
void jscoverage_copy_resources(const char * destination_directory) { |
1471 |
copy_resource("jscoverage.html", destination_directory); |
copy_resource("jscoverage.html", destination_directory); |
1472 |
copy_resource("jscoverage.css", destination_directory); |
copy_resource("jscoverage.css", destination_directory); |
1473 |
copy_resource("jscoverage.js", destination_directory); |
copy_resource("jscoverage.js", destination_directory); |
1474 |
|
copy_resource("jscoverage-ie.css", destination_directory); |
1475 |
copy_resource("jscoverage-throbber.gif", destination_directory); |
copy_resource("jscoverage-throbber.gif", destination_directory); |
1476 |
copy_resource("jscoverage-sh_main.js", destination_directory); |
copy_resource("jscoverage-highlight.css", destination_directory); |
|
copy_resource("jscoverage-sh_javascript.js", destination_directory); |
|
|
copy_resource("jscoverage-sh_nedit.css", destination_directory); |
|
1477 |
} |
} |
1478 |
|
|
1479 |
/* |
/* |
1508 |
JS_HashTableDestroy(coverage->coverage_table); |
JS_HashTableDestroy(coverage->coverage_table); |
1509 |
struct FileCoverageList * p = coverage->coverage_list; |
struct FileCoverageList * p = coverage->coverage_list; |
1510 |
while (p != NULL) { |
while (p != NULL) { |
1511 |
free(p->file_coverage->lines); |
free(p->file_coverage->coverage_lines); |
1512 |
free(p->file_coverage->source); |
if (p->file_coverage->source_lines != NULL) { |
1513 |
|
for (uint32 i = 0; i < p->file_coverage->num_source_lines; i++) { |
1514 |
|
free(p->file_coverage->source_lines[i]); |
1515 |
|
} |
1516 |
|
free(p->file_coverage->source_lines); |
1517 |
|
} |
1518 |
free(p->file_coverage->id); |
free(p->file_coverage->id); |
1519 |
free(p->file_coverage); |
free(p->file_coverage); |
1520 |
struct FileCoverageList * q = p; |
struct FileCoverageList * q = p; |
1543 |
} |
} |
1544 |
|
|
1545 |
int jscoverage_parse_json(Coverage * coverage, const uint8_t * json, size_t length) { |
int jscoverage_parse_json(Coverage * coverage, const uint8_t * json, size_t length) { |
1546 |
|
int result = 0; |
1547 |
|
|
1548 |
jschar * base = js_InflateString(context, (char *) json, &length); |
jschar * base = js_InflateString(context, (char *) json, &length); |
1549 |
if (base == NULL) { |
if (base == NULL) { |
1550 |
fatal("out of memory"); |
fatal("out of memory"); |
1557 |
|
|
1558 |
JS_free(context, base); |
JS_free(context, base); |
1559 |
|
|
1560 |
JSTokenStream * token_stream = js_NewTokenStream(context, parenthesized_json, length + 2, NULL, 1, NULL); |
JSParseContext parse_context; |
1561 |
if (token_stream == NULL) { |
if (! js_InitParseContext(context, &parse_context, NULL, NULL, parenthesized_json, length + 2, NULL, NULL, 1)) { |
1562 |
fatal("cannot create token stream"); |
free(parenthesized_json); |
1563 |
|
return -1; |
1564 |
} |
} |
1565 |
|
JSParseNode * root = js_ParseScript(context, global, &parse_context); |
|
JSParseNode * root = js_ParseTokenStream(context, global, token_stream); |
|
1566 |
free(parenthesized_json); |
free(parenthesized_json); |
1567 |
if (root == NULL) { |
if (root == NULL) { |
1568 |
return -1; |
result = -1; |
1569 |
|
goto done; |
1570 |
} |
} |
1571 |
|
|
1572 |
/* root node must be TOK_LC */ |
/* root node must be TOK_LC */ |
1573 |
if (root->pn_type != TOK_LC) { |
if (root->pn_type != TOK_LC) { |
1574 |
return -1; |
result = -1; |
1575 |
|
goto done; |
1576 |
} |
} |
1577 |
JSParseNode * semi = root->pn_u.list.head; |
JSParseNode * semi = root->pn_u.list.head; |
1578 |
|
|
1579 |
/* the list must be TOK_SEMI and it must contain only one element */ |
/* the list must be TOK_SEMI and it must contain only one element */ |
1580 |
if (semi->pn_type != TOK_SEMI || semi->pn_next != NULL) { |
if (semi->pn_type != TOK_SEMI || semi->pn_next != NULL) { |
1581 |
return -1; |
result = -1; |
1582 |
|
goto done; |
1583 |
} |
} |
1584 |
JSParseNode * parenthesized = semi->pn_kid; |
JSParseNode * parenthesized = semi->pn_kid; |
1585 |
|
|
1586 |
/* this must be a parenthesized expression */ |
/* this must be a parenthesized expression */ |
1587 |
if (parenthesized->pn_type != TOK_RP) { |
if (parenthesized->pn_type != TOK_RP) { |
1588 |
return -1; |
result = -1; |
1589 |
|
goto done; |
1590 |
} |
} |
1591 |
JSParseNode * object = parenthesized->pn_kid; |
JSParseNode * object = parenthesized->pn_kid; |
1592 |
|
|
1593 |
/* this must be an object literal */ |
/* this must be an object literal */ |
1594 |
if (object->pn_type != TOK_RC) { |
if (object->pn_type != TOK_RC) { |
1595 |
return -1; |
result = -1; |
1596 |
|
goto done; |
1597 |
} |
} |
1598 |
|
|
1599 |
for (JSParseNode * p = object->pn_head; p != NULL; p = p->pn_next) { |
for (JSParseNode * p = object->pn_head; p != NULL; p = p->pn_next) { |
1600 |
/* every element of this list must be TOK_COLON */ |
/* every element of this list must be TOK_COLON */ |
1601 |
if (p->pn_type != TOK_COLON) { |
if (p->pn_type != TOK_COLON) { |
1602 |
return -1; |
result = -1; |
1603 |
|
goto done; |
1604 |
} |
} |
1605 |
|
|
1606 |
/* the key must be a string representing the file */ |
/* the key must be a string representing the file */ |
1607 |
JSParseNode * key = p->pn_left; |
JSParseNode * key = p->pn_left; |
1608 |
if (key->pn_type != TOK_STRING || ! ATOM_IS_STRING(key->pn_atom)) { |
if (key->pn_type != TOK_STRING || ! ATOM_IS_STRING(key->pn_atom)) { |
1609 |
return -1; |
result = -1; |
1610 |
|
goto done; |
1611 |
} |
} |
1612 |
char * id_bytes = JS_GetStringBytes(ATOM_TO_STRING(key->pn_atom)); |
char * id_bytes = JS_GetStringBytes(ATOM_TO_STRING(key->pn_atom)); |
1613 |
|
|
1614 |
/* the value must be an object literal OR an array */ |
/* the value must be an object literal OR an array */ |
1615 |
JSParseNode * value = p->pn_right; |
JSParseNode * value = p->pn_right; |
1616 |
if (! (value->pn_type == TOK_RC || value->pn_type == TOK_RB)) { |
if (! (value->pn_type == TOK_RC || value->pn_type == TOK_RB)) { |
1617 |
return -1; |
result = -1; |
1618 |
|
goto done; |
1619 |
} |
} |
1620 |
|
|
1621 |
JSParseNode * array = NULL; |
JSParseNode * array = NULL; |
1627 |
else if (value->pn_type == TOK_RC) { |
else if (value->pn_type == TOK_RC) { |
1628 |
/* an object literal */ |
/* an object literal */ |
1629 |
if (value->pn_count != 2) { |
if (value->pn_count != 2) { |
1630 |
return -1; |
result = -1; |
1631 |
|
goto done; |
1632 |
} |
} |
1633 |
for (JSParseNode * element = value->pn_head; element != NULL; element = element->pn_next) { |
for (JSParseNode * element = value->pn_head; element != NULL; element = element->pn_next) { |
1634 |
if (element->pn_type != TOK_COLON) { |
if (element->pn_type != TOK_COLON) { |
1635 |
return -1; |
result = -1; |
1636 |
|
goto done; |
1637 |
} |
} |
1638 |
JSParseNode * left = element->pn_left; |
JSParseNode * left = element->pn_left; |
1639 |
if (left->pn_type != TOK_STRING || ! ATOM_IS_STRING(left->pn_atom)) { |
if (left->pn_type != TOK_STRING || ! ATOM_IS_STRING(left->pn_atom)) { |
1640 |
return -1; |
result = -1; |
1641 |
|
goto done; |
1642 |
} |
} |
1643 |
const char * s = JS_GetStringBytes(ATOM_TO_STRING(left->pn_atom)); |
const char * s = JS_GetStringBytes(ATOM_TO_STRING(left->pn_atom)); |
1644 |
if (strcmp(s, "coverage") == 0) { |
if (strcmp(s, "coverage") == 0) { |
1645 |
array = element->pn_right; |
array = element->pn_right; |
1646 |
if (array->pn_type != TOK_RB) { |
if (array->pn_type != TOK_RB) { |
1647 |
return -1; |
result = -1; |
1648 |
|
goto done; |
1649 |
} |
} |
1650 |
} |
} |
1651 |
else if (strcmp(s, "source") == 0) { |
else if (strcmp(s, "source") == 0) { |
1652 |
source = element->pn_right; |
source = element->pn_right; |
1653 |
if (source->pn_type != TOK_STRING || ! ATOM_IS_STRING(source->pn_atom)) { |
if (source->pn_type != TOK_RB) { |
1654 |
return -1; |
result = -1; |
1655 |
|
goto done; |
1656 |
} |
} |
1657 |
} |
} |
1658 |
else { |
else { |
1659 |
return -1; |
result = -1; |
1660 |
|
goto done; |
1661 |
} |
} |
1662 |
} |
} |
1663 |
} |
} |
1664 |
else { |
else { |
1665 |
return -1; |
result = -1; |
1666 |
|
goto done; |
1667 |
} |
} |
1668 |
|
|
1669 |
if (array == NULL) { |
if (array == NULL) { |
1670 |
return -1; |
result = -1; |
1671 |
|
goto done; |
1672 |
} |
} |
1673 |
|
|
1674 |
/* look up the file in the coverage table */ |
/* look up the file in the coverage table */ |
1678 |
char * id = xstrdup(id_bytes); |
char * id = xstrdup(id_bytes); |
1679 |
file_coverage = xmalloc(sizeof(FileCoverage)); |
file_coverage = xmalloc(sizeof(FileCoverage)); |
1680 |
file_coverage->id = id; |
file_coverage->id = id; |
1681 |
file_coverage->num_lines = array->pn_count - 1; |
file_coverage->num_coverage_lines = array->pn_count; |
1682 |
file_coverage->lines = xnew(int, array->pn_count); |
file_coverage->coverage_lines = xnew(int, array->pn_count); |
1683 |
if (source == NULL) { |
file_coverage->source_lines = NULL; |
|
file_coverage->source = NULL; |
|
|
} |
|
|
else { |
|
|
file_coverage->source = xstrdup(JS_GetStringBytes(ATOM_TO_STRING(source->pn_atom))); |
|
|
} |
|
1684 |
|
|
1685 |
/* set coverage for all lines */ |
/* set coverage for all lines */ |
1686 |
uint32 i = 0; |
uint32 i = 0; |
1687 |
for (JSParseNode * element = array->pn_head; element != NULL; element = element->pn_next, i++) { |
for (JSParseNode * element = array->pn_head; element != NULL; element = element->pn_next, i++) { |
1688 |
if (element->pn_type == TOK_NUMBER) { |
if (element->pn_type == TOK_NUMBER) { |
1689 |
file_coverage->lines[i] = (int) element->pn_dval; |
file_coverage->coverage_lines[i] = (int) element->pn_dval; |
1690 |
} |
} |
1691 |
else if (element->pn_type == TOK_PRIMARY && element->pn_op == JSOP_NULL) { |
else if (element->pn_type == TOK_PRIMARY && element->pn_op == JSOP_NULL) { |
1692 |
file_coverage->lines[i] = -1; |
file_coverage->coverage_lines[i] = -1; |
1693 |
} |
} |
1694 |
else { |
else { |
1695 |
return -1; |
result = -1; |
1696 |
|
goto done; |
1697 |
} |
} |
1698 |
} |
} |
1699 |
assert(i == array->pn_count); |
assert(i == array->pn_count); |
1708 |
else { |
else { |
1709 |
/* sanity check */ |
/* sanity check */ |
1710 |
assert(strcmp(file_coverage->id, id_bytes) == 0); |
assert(strcmp(file_coverage->id, id_bytes) == 0); |
1711 |
if (file_coverage->num_lines != array->pn_count - 1) { |
if (file_coverage->num_coverage_lines != array->pn_count) { |
1712 |
return -2; |
result = -2; |
1713 |
|
goto done; |
1714 |
} |
} |
1715 |
|
|
1716 |
/* merge the coverage */ |
/* merge the coverage */ |
1717 |
uint32 i = 0; |
uint32 i = 0; |
1718 |
for (JSParseNode * element = array->pn_head; element != NULL; element = element->pn_next, i++) { |
for (JSParseNode * element = array->pn_head; element != NULL; element = element->pn_next, i++) { |
1719 |
if (element->pn_type == TOK_NUMBER) { |
if (element->pn_type == TOK_NUMBER) { |
1720 |
if (file_coverage->lines[i] == -1) { |
if (file_coverage->coverage_lines[i] == -1) { |
1721 |
return -2; |
result = -2; |
1722 |
|
goto done; |
1723 |
} |
} |
1724 |
file_coverage->lines[i] += (int) element->pn_dval; |
file_coverage->coverage_lines[i] += (int) element->pn_dval; |
1725 |
} |
} |
1726 |
else if (element->pn_type == TOK_PRIMARY && element->pn_op == JSOP_NULL) { |
else if (element->pn_type == TOK_PRIMARY && element->pn_op == JSOP_NULL) { |
1727 |
if (file_coverage->lines[i] != -1) { |
if (file_coverage->coverage_lines[i] != -1) { |
1728 |
return -2; |
result = -2; |
1729 |
|
goto done; |
1730 |
} |
} |
1731 |
} |
} |
1732 |
else { |
else { |
1733 |
return -1; |
result = -1; |
1734 |
|
goto done; |
1735 |
} |
} |
1736 |
} |
} |
1737 |
assert(i == array->pn_count); |
assert(i == array->pn_count); |
1738 |
|
} |
1739 |
|
|
1740 |
/* if this JSON file has source, use it */ |
/* if this JSON file has source, use it */ |
1741 |
if (file_coverage->source == NULL && source != NULL) { |
if (file_coverage->source_lines == NULL && source != NULL) { |
1742 |
file_coverage->source = xstrdup(JS_GetStringBytes(ATOM_TO_STRING(source->pn_atom))); |
file_coverage->num_source_lines = source->pn_count; |
1743 |
|
file_coverage->source_lines = xnew(char *, source->pn_count); |
1744 |
|
uint32 i = 0; |
1745 |
|
for (JSParseNode * element = source->pn_head; element != NULL; element = element->pn_next, i++) { |
1746 |
|
if (element->pn_type != TOK_STRING) { |
1747 |
|
result = -1; |
1748 |
|
goto done; |
1749 |
|
} |
1750 |
|
file_coverage->source_lines[i] = xstrdup(JS_GetStringBytes(ATOM_TO_STRING(element->pn_atom))); |
1751 |
} |
} |
1752 |
|
assert(i == source->pn_count); |
1753 |
} |
} |
1754 |
} |
} |
1755 |
|
|
1756 |
return 0; |
done: |
1757 |
|
js_FinishParseContext(context, &parse_context); |
1758 |
|
return result; |
1759 |
} |
} |