normalize.mjs

import { compareFunctionCovs, compareRangeCovs, compareScriptCovs } from "./compare";
import { RangeTree } from "./range-tree";
/**
 * Normalizes a process coverage.
 *
 * Sorts the scripts alphabetically by `url`.
 * Reassigns script ids: the script at index `0` receives `"0"`, the script at
 * index `1` receives `"1"` etc.
 * This does not normalize the script coverages.
 *
 * @param processCov Process coverage to normalize.
 */
export function normalizeProcessCov(processCov) {
    processCov.result.sort(compareScriptCovs);
    for (const [scriptId, scriptCov] of processCov.result.entries()) {
        scriptCov.scriptId = scriptId.toString(10);
    }
}
/**
 * Normalizes a process coverage deeply.
 *
 * Normalizes the script coverages deeply, then normalizes the process coverage
 * itself.
 *
 * @param processCov Process coverage to normalize.
 */
export function deepNormalizeProcessCov(processCov) {
    for (const scriptCov of processCov.result) {
        deepNormalizeScriptCov(scriptCov);
    }
    normalizeProcessCov(processCov);
}
/**
 * Normalizes a script coverage.
 *
 * Sorts the function by root range (pre-order sort).
 * This does not normalize the function coverages.
 *
 * @param scriptCov Script coverage to normalize.
 */
export function normalizeScriptCov(scriptCov) {
    scriptCov.functions.sort(compareFunctionCovs);
}
/**
 * Normalizes a script coverage deeply.
 *
 * Normalizes the function coverages deeply, then normalizes the script coverage
 * itself.
 *
 * @param scriptCov Script coverage to normalize.
 */
export function deepNormalizeScriptCov(scriptCov) {
    for (const funcCov of scriptCov.functions) {
        normalizeFunctionCov(funcCov);
    }
    normalizeScriptCov(scriptCov);
}
/**
 * Normalizes a function coverage.
 *
 * Sorts the ranges (pre-order sort).
 * TODO: Tree-based normalization of the ranges.
 *
 * @param funcCov Function coverage to normalize.
 */
export function normalizeFunctionCov(funcCov) {
    funcCov.ranges.sort(compareRangeCovs);
    const tree = RangeTree.fromSortedRanges(funcCov.ranges);
    normalizeRangeTree(tree);
    funcCov.ranges = tree.toRanges();
}
/**
 * @internal
 */
export function normalizeRangeTree(tree) {
    tree.normalize();
}

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