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GCC Code Coverage Report

Directory:	../		Exec	Total	Coverage
File:	/home/iojs/build/workspace/node-test-commit-linux-coverage-daily/nodes/benchmark/out/../src/json_utils.h	Lines:	98	98	100.0 %
Date:	2021-02-11 04:11:15	Branches:	84	124	67.7 %


#ifndef SRC_JSON_UTILS_H_
#define SRC_JSON_UTILS_H_

#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#include <iomanip>
#include <ostream>
#include <limits>
#include <string>

namespace node {

std::string EscapeJsonChars(const std::string& str);
std::string Reindent(const std::string& str, int indentation);

// JSON compiler definitions.
class JSONWriter {
 public:
  JSONWriter(std::ostream& out, bool compact)
    : out_(out), compact_(compact) {}

 private:
  inline void indent() { indent_ += 2; }
  inline void deindent() { indent_ -= 2; }
  inline void advance() {
    if (compact_) return;
    for (int i = 0; i < indent_; i++) out_ << ' ';
  }
  inline void write_one_space() {
    if (compact_) return;
    out_ << ' ';
  }
  inline void write_new_line() {
    if (compact_) return;
    out_ << '\n';
  }

 public:
  inline void json_start() {
    if (state_ == kAfterValue) out_ << ',';
    write_new_line();
    advance();
    out_ << '{';
    indent();
    state_ = kObjectStart;
  }

  inline void json_end() {
    write_new_line();
    deindent();
    advance();
    out_ << '}';
    state_ = kAfterValue;
  }
  template <typename T>
  inline void json_objectstart(T key) {
    if (state_ == kAfterValue) out_ << ',';
    write_new_line();
    advance();
    write_string(key);
    out_ << ':';
    write_one_space();
    out_ << '{';
    indent();
    state_ = kObjectStart;
  }

  template <typename T>
  inline void json_arraystart(T key) {
    if (state_ == kAfterValue) out_ << ',';
    write_new_line();
    advance();
    write_string(key);
    out_ << ':';
    write_one_space();
    out_ << '[';
    indent();
    state_ = kObjectStart;
  }
  inline void json_objectend() {
    write_new_line();
    deindent();
    advance();
    out_ << '}';
    if (indent_ == 0) {
      // Top-level object is complete, so end the line.
      out_ << '\n';
    }
    state_ = kAfterValue;
  }

  inline void json_arrayend() {
    write_new_line();
    deindent();
    advance();
    out_ << ']';
    state_ = kAfterValue;
  }
  template <typename T, typename U>
  inline void json_keyvalue(const T& key, const U& value) {
    if (state_ == kAfterValue) out_ << ',';
    write_new_line();
    advance();
    write_string(key);
    out_ << ':';
    write_one_space();
    write_value(value);
    state_ = kAfterValue;
  }

  template <typename U>
  inline void json_element(const U& value) {
    if (state_ == kAfterValue) out_ << ',';
    write_new_line();
    advance();
    write_value(value);
    state_ = kAfterValue;
  }

  struct Null {};  // Usable as a JSON value.

  struct ForeignJSON {
    std::string as_string;
  };

 private:
  template <typename T,
            typename test_for_number = typename std::
                enable_if<std::numeric_limits<T>::is_specialized, bool>::type>
  inline void write_value(T number) {
    if (std::is_same<T, bool>::value)
      out_ << (number ? "true" : "false");
    else
      out_ << number;
  }

  inline void write_value(Null null) { out_ << "null"; }
  inline void write_value(const char* str) { write_string(str); }
  inline void write_value(const std::string& str) { write_string(str); }

  inline void write_value(const ForeignJSON& json) {
    out_ << Reindent(json.as_string, indent_);
  }

  inline void write_string(const std::string& str) {
    out_ << '"' << EscapeJsonChars(str) << '"';
  }
  inline void write_string(const char* str) { write_string(std::string(str)); }

  enum JSONState { kObjectStart, kAfterValue };
  std::ostream& out_;
  bool compact_;
  int indent_ = 0;
  int state_ = kObjectStart;
};

}  // namespace node

#endif  // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#endif  // SRC_JSON_UTILS_H_


Generated by: GCOVR (Version 3.4)

Line	Branch	Exec	Source
1			#ifndef SRC_JSON_UTILS_H_
2			#define SRC_JSON_UTILS_H_
3
4			#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
5
6			#include <iomanip>
7			#include <ostream>
8			#include <limits>
9			#include <string>
10
11			namespace node {
12
13			std::string EscapeJsonChars(const std::string& str);
14			std::string Reindent(const std::string& str, int indentation);
15
16			// JSON compiler definitions.
17			class JSONWriter {
18			public:
19		22	JSONWriter(std::ostream& out, bool compact)
20		22	: out_(out), compact_(compact) {}
21
22			private:
23		3278	inline void indent() { indent_ += 2; }
24		3278	inline void deindent() { indent_ -= 2; }
25		26312	inline void advance() {
26	✓✓	26312	if (compact_) return;
27	✓✓	25124	for (int i = 0; i < indent_; i++) out_ << ' ';
28			}
29		20316	inline void write_one_space() {
30	✓✓	20316	if (compact_) return;
31		19403	out_ << ' ';
32			}
33		26312	inline void write_new_line() {
34	✓✓	26312	if (compact_) return;
35		25124	out_ << '\n';
36			}
37
38			public:
39		2394	inline void json_start() {
40	✓✓	2394	if (state_ == kAfterValue) out_ << ',';
41		2394	write_new_line();
42		2394	advance();
43		2394	out_ << '{';
44		2394	indent();
45		2394	state_ = kObjectStart;
46		2394	}
47
48		2372	inline void json_end() {
49		2372	write_new_line();
50		2372	deindent();
51		2372	advance();
52		2372	out_ << '}';
53		2372	state_ = kAfterValue;
54		2372	}
55			template <typename T>
56		712	inline void json_objectstart(T key) {
57	✓✓	712	if (state_ == kAfterValue) out_ << ',';
58		712	write_new_line();
59		712	advance();
60		712	write_string(key);
61		712	out_ << ':';
62		712	write_one_space();
63		712	out_ << '{';
64		712	indent();
65		712	state_ = kObjectStart;
66		712	}
67
68			template <typename T>
69		172	inline void json_arraystart(T key) {
70	✓✗	172	if (state_ == kAfterValue) out_ << ',';
71		172	write_new_line();
72		172	advance();
73		172	write_string(key);
74		172	out_ << ':';
75		172	write_one_space();
76		172	out_ << '[';
77		172	indent();
78		172	state_ = kObjectStart;
79		172	}
80		734	inline void json_objectend() {
81		734	write_new_line();
82		734	deindent();
83		734	advance();
84		734	out_ << '}';
85	✓✓	734	if (indent_ == 0) {
86			// Top-level object is complete, so end the line.
87		22	out_ << '\n';
88			}
89		734	state_ = kAfterValue;
90		734	}
91
92		172	inline void json_arrayend() {
93		172	write_new_line();
94		172	deindent();
95		172	advance();
96		172	out_ << ']';
97		172	state_ = kAfterValue;
98		172	}
99			template <typename T, typename U>
100		19432	inline void json_keyvalue(const T& key, const U& value) {
101	✓✗✓✓ ✓✓✓✗ ✓✓✓✓ ✓✗✓✗ ✓✗✓✗ ✓✓✓✗ ✓✗✓✓ ✓✗✓✓ ✓✓✓✓ ✓✓✓✗ ✓✗✓✗ ✓✗✓✗ ✓✗✗✓ ✓✗✓✓ ✓✗✗✓ ✓✗✓✗ ✓✗✓✓ ✓✗✓✗ ✓✗✓✗ ✓✓✓✗ ✗✓✓✗ ✓✗✓✗ ✓✗✓✗ ✓✗✓✗ ✓✗✓✗ ✗✓	19432	if (state_ == kAfterValue) out_ << ',';
102		19432	write_new_line();
103		19432	advance();
104		19432	write_string(key);
105		19432	out_ << ':';
106		19432	write_one_space();
107		19432	write_value(value);
108		19432	state_ = kAfterValue;
109		19432	}
110
111			template <typename U>
112		324	inline void json_element(const U& value) {
113	✗✓✓✓	324	if (state_ == kAfterValue) out_ << ',';
114		324	write_new_line();
115		324	advance();
116		324	write_value(value);
117		324	state_ = kAfterValue;
118		324	}
119
120			struct Null {}; // Usable as a JSON value.
121
122		2	struct ForeignJSON {
123			std::string as_string;
124			};
125
126			private:
127			template <typename T,
128			typename test_for_number = typename std::
129			enable_if<std::numeric_limits<T>::is_specialized, bool>::type>
130		13783	inline void write_value(T number) {
131			if (std::is_same<T, bool>::value)
132	✓✓	463	out_ << (number ? "true" : "false");
133			else
134		13320	out_ << number;
135		13783	}
136
137		12	inline void write_value(Null null) { out_ << "null"; }
138		4611	inline void write_value(const char* str) { write_string(str); }
139		1348	inline void write_value(const std::string& str) { write_string(str); }
140
141		2	inline void write_value(const ForeignJSON& json) {
142		2	out_ << Reindent(json.as_string, indent_);
143		2	}
144
145		26275	inline void write_string(const std::string& str) {
146		26275	out_ << '"' << EscapeJsonChars(str) << '"';
147		26275	}
148		24915	inline void write_string(const char* str) { write_string(std::string(str)); }
149
150			enum JSONState { kObjectStart, kAfterValue };
151			std::ostream& out_;
152			bool compact_;
153			int indent_ = 0;
154			int state_ = kObjectStart;
155			};
156
157			} // namespace node
158
159			#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
160
161			#endif // SRC_JSON_UTILS_H_