/[jscoverage]/trunk/instrument-js.cpp
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revision 372 by siliconforks, Mon Oct 27 20:36:23 2008 UTC revision 373 by siliconforks, Mon Oct 27 20:36:44 2008 UTC
# Line 357  Line 357 
357        fatal("out of memory");        fatal("out of memory");
358      }      }
359    }    }
360      bool destructuring = false;
361    for (int i = 0; i < function->nargs; i++) {    for (int i = 0; i < function->nargs; i++) {
362      if (i > 0) {      if (i > 0) {
363        Stream_write_string(f, ", ");        Stream_write_string(f, ", ");
364      }      }
365      JSAtom * param = JS_LOCAL_NAME_TO_ATOM(local_names[i]);      JSAtom * param = JS_LOCAL_NAME_TO_ATOM(local_names[i]);
366      if (param == NULL) {      if (param == NULL) {
367        fatal_source(file_id, node->pn_pos.begin.lineno, "unsupported parameter type for function");        destructuring = true;
368          JSParseNode * expression = NULL;
369          assert(node->pn_body->pn_type == TOK_LC || node->pn_body->pn_type == TOK_BODY);
370          JSParseNode * semi = node->pn_body->pn_head;
371          assert(semi->pn_type == TOK_SEMI);
372          JSParseNode * comma = semi->pn_kid;
373          assert(comma->pn_type == TOK_COMMA);
374          for (JSParseNode * p = comma->pn_head; p != NULL; p = p->pn_next) {
375            assert(p->pn_type == TOK_ASSIGN);
376            JSParseNode * rhs = p->pn_right;
377            assert(JSSTRING_LENGTH(ATOM_TO_STRING(rhs->pn_atom)) == 0);
378            if (rhs->pn_slot == i) {
379              expression = p->pn_left;
380              break;
381            }
382          }
383          assert(expression != NULL);
384          instrument_expression(expression, f);
385        }
386        else {
387          print_string_atom(param, f);
388      }      }
     print_string_atom(param, f);  
389    }    }
390    JS_FinishArenaPool(&pool);    JS_FinishArenaPool(&pool);
391    Stream_write_string(f, ") {\n");    Stream_write_string(f, ") {\n");
392    
393    /* function body */    /* function body */
394    if (function->flags & JSFUN_EXPR_CLOSURE) {    if (function->flags & JSFUN_EXPR_CLOSURE) {
395      /* expression closure */      /* expression closure - use output_statement instead of instrument_statement */
396      output_statement(node->pn_body, f, indent + 2, false);      if (node->pn_body->pn_type == TOK_BODY) {
397          assert(node->pn_body->pn_arity == PN_LIST);
398          assert(node->pn_body->pn_count == 2);
399          output_statement(node->pn_body->pn_head->pn_next, f, indent + 2, false);
400        }
401        else {
402          output_statement(node->pn_body, f, indent + 2, false);
403        }
404    }    }
405    else {    else {
406      instrument_statement(node->pn_body, f, indent + 2, false);      assert(node->pn_body->pn_type == TOK_LC);
407        assert(node->pn_body->pn_arity == PN_LIST);
408        JSParseNode * p = node->pn_body->pn_head;
409        if (destructuring) {
410          p = p->pn_next;
411        }
412        for (; p != NULL; p = p->pn_next) {
413          instrument_statement(p, f, indent + 2, false);
414        }
415    }    }
416    
417    Stream_write_string(f, "}\n");    Stream_write_string(f, "}\n");

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