renovate/dist/modules/versioning/hashicorp/convertor.js

Automated dependency updates. Flexible so you don't need to be.

import { regEx } from "../../../util/regex.js";
import { logger } from "../../../logger/index.js";
//#region lib/modules/versioning/hashicorp/convertor.ts
const semverRegex = /(0|[1-9]\d*)(\.(0|[1-9]\d*))?(\.(0|[1-9]\d*))?(?:-((?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+([0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?/;
/**
* This can convert most hashicorp ranges to valid npm syntax
* The `!=` syntax is currently unsupported as there is no direct
* equivalent in npm and isn't widely used
* The version part of the constraint is parsed as a semver but with the minor and patch versions being optional.
* The prerelease syntax is less well-defined for hashicorp and will
* cause issues if it is not semvar compatible as no attempts to convert it
* are made
*/
function hashicorp2npm(input) {
	if (!input) return input;
	return input.split(",").map((single) => {
		const r = single.match(regEx(`^\\s*(?<operator>(|=|!=|>|<|>=|<=|~>))\\s*v?(?<version>${semverRegex.source})\\s*$`));
		if (!r) {
			logger.warn({
				constraint: input,
				element: single
			}, "Invalid hashicorp constraint");
			throw new Error("Invalid hashicorp constraint");
		}
		if (r.groups.operator === "!=") {
			logger.warn({
				constraint: input,
				element: single
			}, "Unsupported hashicorp constraint");
			throw new Error("Unsupported hashicorp constraint");
		}
		return {
			operator: r.groups.operator,
			version: r.groups.version
		};
	}).map(({ operator, version }) => {
		switch (operator) {
			case "=": return version;
			case "~>":
				if (version.match(regEx(/^\d+$/))) return `>=${version}`;
				if (version.match(regEx(/^\d+\.\d+$/))) return `^${version}`;
				return `~${version}`;
			default: return `${operator}${version}`;
		}
	}).join(" ");
}
/**
* This can convert a limited set of npm range syntax to hashicorp,
* it supports all the syntax that hashicorp2npm can output
* It cannot handle `*`, `1.x.x`, range with `-`, `||`
*/
function npm2hashicorp(input) {
	if (!input) return input;
	return input.split(" ").map((single) => {
		const r = single.match(regEx(`^(?<operator>(|>|<|>=|<=|~|\\^))v?(?<version>${semverRegex.source})$`));
		if (!r) throw new Error("invalid npm constraint");
		return {
			operator: r.groups.operator,
			version: r.groups.version
		};
	}).map(({ operator, version }) => {
		switch (operator) {
			case "^": {
				if (version.match(regEx(/^\d+$/))) return `~> ${version}.0`;
				const withZero = version.match(regEx(/^(\d+\.\d+)\.0$/));
				if (withZero) return `~> ${withZero[1]}`;
				const nonZero = version.match(regEx(/^(\d+\.\d+)\.\d+$/));
				if (nonZero) return `~> ${nonZero[1]}`;
				return `~> ${version}`;
			}
			case "~":
				if (version.match(regEx(/^\d+$/))) return `~> ${version}.0`;
				if (version.match(regEx(/^\d+\.\d+$/))) return `~> ${version}.0`;
				return `~> ${version}`;
			case "": return `${version}`;
			default: return `${operator} ${version}`;
		}
	}).join(", ");
}
//#endregion
export { hashicorp2npm, npm2hashicorp };

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