68 lines
1.7 KiB
JavaScript
68 lines
1.7 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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/** @typedef {import("./Dependency").DependencyLocation} DependencyLocation */
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/** @typedef {import("./Dependency").SourcePosition} SourcePosition */
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/**
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* @param {SourcePosition} pos position
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* @returns {string} formatted position
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*/
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const formatPosition = pos => {
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if (pos && typeof pos === "object") {
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if ("line" in pos && "column" in pos) {
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return `${pos.line}:${pos.column}`;
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} else if ("line" in pos) {
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return `${pos.line}:?`;
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}
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}
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return "";
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};
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/**
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* @param {DependencyLocation} loc location
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* @returns {string} formatted location
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*/
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const formatLocation = loc => {
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if (loc && typeof loc === "object") {
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if ("start" in loc && loc.start && "end" in loc && loc.end) {
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if (
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typeof loc.start === "object" &&
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typeof loc.start.line === "number" &&
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typeof loc.end === "object" &&
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typeof loc.end.line === "number" &&
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typeof loc.end.column === "number" &&
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loc.start.line === loc.end.line
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) {
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return `${formatPosition(loc.start)}-${loc.end.column}`;
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} else if (
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typeof loc.start === "object" &&
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typeof loc.start.line === "number" &&
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typeof loc.start.column !== "number" &&
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typeof loc.end === "object" &&
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typeof loc.end.line === "number" &&
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typeof loc.end.column !== "number"
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) {
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return `${loc.start.line}-${loc.end.line}`;
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}
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return `${formatPosition(loc.start)}-${formatPosition(loc.end)}`;
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}
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if ("start" in loc && loc.start) {
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return formatPosition(loc.start);
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}
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if ("name" in loc && "index" in loc) {
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return `${loc.name}[${loc.index}]`;
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}
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if ("name" in loc) {
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return loc.name;
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}
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}
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return "";
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};
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module.exports = formatLocation;
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