source: trip-planner-front/node_modules/istanbul-lib-source-maps/lib/mapped.js@ e29cc2e

Last change on this file since e29cc2e was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 2.8 KB
Line 
1/*
2 Copyright 2015, Yahoo Inc.
3 Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
4 */
5'use strict';
6
7const { FileCoverage } = require('istanbul-lib-coverage').classes;
8
9function locString(loc) {
10 return [
11 loc.start.line,
12 loc.start.column,
13 loc.end.line,
14 loc.end.column
15 ].join(':');
16}
17
18class MappedCoverage extends FileCoverage {
19 constructor(pathOrObj) {
20 super(pathOrObj);
21
22 this.meta = {
23 last: {
24 s: 0,
25 f: 0,
26 b: 0
27 },
28 seen: {}
29 };
30 }
31
32 addStatement(loc, hits) {
33 const key = 's:' + locString(loc);
34 const { meta } = this;
35 let index = meta.seen[key];
36
37 if (index === undefined) {
38 index = meta.last.s;
39 meta.last.s += 1;
40 meta.seen[key] = index;
41 this.statementMap[index] = this.cloneLocation(loc);
42 }
43
44 this.s[index] = this.s[index] || 0;
45 this.s[index] += hits;
46 return index;
47 }
48
49 addFunction(name, decl, loc, hits) {
50 const key = 'f:' + locString(decl);
51 const { meta } = this;
52 let index = meta.seen[key];
53
54 if (index === undefined) {
55 index = meta.last.f;
56 meta.last.f += 1;
57 meta.seen[key] = index;
58 name = name || `(unknown_${index})`;
59 this.fnMap[index] = {
60 name,
61 decl: this.cloneLocation(decl),
62 loc: this.cloneLocation(loc)
63 };
64 }
65
66 this.f[index] = this.f[index] || 0;
67 this.f[index] += hits;
68 return index;
69 }
70
71 addBranch(type, loc, branchLocations, hits) {
72 const key = ['b', ...branchLocations.map(l => locString(l))].join(':');
73 const { meta } = this;
74 let index = meta.seen[key];
75 if (index === undefined) {
76 index = meta.last.b;
77 meta.last.b += 1;
78 meta.seen[key] = index;
79 this.branchMap[index] = {
80 loc,
81 type,
82 locations: branchLocations.map(l => this.cloneLocation(l))
83 };
84 }
85
86 if (!this.b[index]) {
87 this.b[index] = branchLocations.map(() => 0);
88 }
89
90 hits.forEach((hit, i) => {
91 this.b[index][i] += hit;
92 });
93 return index;
94 }
95
96 /* Returns a clone of the location object with only the attributes of interest */
97 cloneLocation(loc) {
98 return {
99 start: {
100 line: loc.start.line,
101 column: loc.start.column
102 },
103 end: {
104 line: loc.end.line,
105 column: loc.end.column
106 }
107 };
108 }
109}
110
111module.exports = {
112 MappedCoverage
113};
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