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Name	Size	Last Modified
[F]get-mapping.js Edit	5.66 KB	2022-10-08 17:28:22
[F]map-store.js Edit	7.15 KB	2022-10-08 17:28:23
[F]mapped.js Edit	2.77 KB	2022-10-08 17:28:23
[F]pathutils.js Edit	537 bytes	2022-10-08 17:28:23
[F]transform-utils.js Edit	478 bytes	2022-10-08 17:28:23
[F]transformer.js Edit	4.34 KB	2022-10-08 17:28:23

Editing: mapped.js

/*
 Copyright 2015, Yahoo Inc.
 Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
 */
'use strict';

const { FileCoverage } = require('istanbul-lib-coverage').classes;

function locString(loc) {
    return [
        loc.start.line,
        loc.start.column,
        loc.end.line,
        loc.end.column
    ].join(':');
}

class MappedCoverage extends FileCoverage {
    constructor(pathOrObj) {
        super(pathOrObj);

this.meta = {
            last: {
                s: 0,
                f: 0,
                b: 0
            },
            seen: {}
        };
    }

addStatement(loc, hits) {
        const key = 's:' + locString(loc);
        const { meta } = this;
        let 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;
    }

addFunction(name, decl, loc, hits) {
        const key = 'f:' + locString(decl);
        const { meta } = this;
        let 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,
                decl: this.cloneLocation(decl),
                loc: this.cloneLocation(loc)
            };
        }

this.f[index] = this.f[index] || 0;
        this.f[index] += hits;
        return index;
    }

addBranch(type, loc, branchLocations, hits) {
        const key = ['b', ...branchLocations.map(l => locString(l))].join(':');
        const { meta } = this;
        let index = meta.seen[key];
        if (index === undefined) {
            index = meta.last.b;
            meta.last.b += 1;
            meta.seen[key] = index;
            this.branchMap[index] = {
                loc,
                type,
                locations: branchLocations.map(l => this.cloneLocation(l))
            };
        }

if (!this.b[index]) {
            this.b[index] = branchLocations.map(() => 0);
        }

hits.forEach((hit, i) => {
            this.b[index][i] += hit;
        });
        return index;
    }

/* Returns a clone of the location object with only the attributes of interest */
    cloneLocation(loc) {
        return {
            start: {
                line: loc.start.line,
                column: loc.start.column
            },
            end: {
                line: loc.end.line,
                column: loc.end.column
            }
        };
    }
}

module.exports = {
    MappedCoverage
};

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