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/*
Copyright 2015, Yahoo Inc.
Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
*/
"use strict";
var FileCoverage = require('istanbul-lib-coverage').classes.FileCoverage,
util = require('util');
function MappedCoverage(pathOrObj) {
FileCoverage.call(this, pathOrObj);
this.meta = {
last: {
s: 0,
f: 0,
b: 0
},
seen: {}
};
}
util.inherits(MappedCoverage, FileCoverage);
function locString(loc) {
return [loc.start.line, loc.start.column, loc.end.line, loc.end.column].join(':');
}
MappedCoverage.prototype.addStatement = function (loc, hits) {
var key = 's:' + locString(loc),
meta = this.meta,
index = meta.seen[key];
if (index === undefined) {
index = meta.last.s;
meta.last.s += 1;
meta.seen[key] = index;
this.statementMap[index] = this.cloneLocation(loc);
}
this.s[index] = this.s[index] || 0;
this.s[index] += hits;
return index;
};
MappedCoverage.prototype.addFunction = function (name, decl, loc, hits) {
var key = 'f:' + locString(decl),
meta = this.meta,
index = meta.seen[key];
if (index === undefined) {
index = meta.last.f;
meta.last.f += 1;
meta.seen[key] = index;
name = name || '(unknown_' + index + ')';
this.fnMap[index] = {
name: name,
decl: this.cloneLocation(decl),
loc: this.cloneLocation(loc)
};
}
this.f[index] = this.f[index] || 0;
this.f[index] += hits;
return index;
};
MappedCoverage.prototype.addBranch = function (type, loc, branchLocations, hits) {
var key = ['b'],
meta = this.meta,
that = this,
index,
i;
branchLocations.forEach(function (l) {
key.push(locString(l));
});
key = key.join(':');
index = meta.seen[key];
if (index === undefined) {
index = meta.last.b;
meta.last.b += 1;
meta.seen[key] = index;
this.branchMap[index] = {
loc: loc,
type: type,
locations: branchLocations.map(function (l) {
return that.cloneLocation(l);
})
};
}
if (!this.b[index]) {
this.b[index] = [];
branchLocations.forEach(function () {
that.b[index].push(0);
});
}
for (i = 0; i < hits.length; i += 1) {
that.b[index][i] += hits[i];
}
return index;
};
// returns a clone of the location object with only
// the attributes of interest
MappedCoverage.prototype.cloneLocation = function (loc) {
return {
start: {
line: loc.start.line,
column: loc.start.column
},
end: {
line: loc.end.line,
column: loc.end.column
}
};
};
module.exports = {
MappedCoverage: MappedCoverage
};
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