From 3627b0aa103f1c58309b3eb9edf3333430e23b3d Mon Sep 17 00:00:00 2001
From: Mathias Lang <mlang@symmetryinvestments.com>
Date: Wed, 20 Dec 2023 01:12:23 +0100
Subject: [PATCH] Move dmd version parser to packagerecipe

This module is the only one that uses it, so instead of having
it in a place that looks correct but where it is not used,
move it to packagerecipe and make it private.
---
 source/dub/compilers/utils.d      | 48 -----------------------------
 source/dub/recipe/packagerecipe.d | 50 +++++++++++++++++++++++++++++--
 2 files changed, 48 insertions(+), 50 deletions(-)

diff --git a/source/dub/compilers/utils.d b/source/dub/compilers/utils.d
index aac768a84..b3bb1e64a 100644
--- a/source/dub/compilers/utils.d
+++ b/source/dub/compilers/utils.d
@@ -258,54 +258,6 @@ void warnOnSpecialCompilerFlags(string[] compiler_flags, Flags!BuildOption optio
 	if (got_preamble) logWarn("");
 }
 
-/**
-	Turn a DMD-like version (e.g. 2.082.1) into a SemVer-like version (e.g. 2.82.1).
-    The function accepts a dependency operator prefix and some text postfix.
-    Prefix and postfix are returned verbatim.
-	Params:
-		ver	=	version string, possibly with a dependency operator prefix and some
-				test postfix.
-	Returns:
-		A Semver compliant string
-*/
-package(dub) string dmdLikeVersionToSemverLike(string ver)
-{
-	import std.algorithm : countUntil, joiner, map, skipOver, splitter;
-	import std.array : join, split;
-	import std.ascii : isDigit;
-	import std.conv : text;
-	import std.exception : enforce;
-	import std.functional : not;
-	import std.range : padRight;
-
-	const start = ver.countUntil!isDigit;
-	enforce(start != -1, "Invalid semver: "~ver);
-	const prefix = ver[0 .. start];
-	ver = ver[start .. $];
-
-	const end = ver.countUntil!(c => !c.isDigit && c != '.');
-	const postfix = end == -1 ? null : ver[end .. $];
-	auto verStr = ver[0 .. $-postfix.length];
-
-	auto comps = verStr
-		.splitter(".")
-		.map!((a) { if (a.length > 1) a.skipOver("0"); return a;})
-		.padRight("0", 3);
-
-	return text(prefix, comps.joiner("."), postfix);
-}
-
-///
-unittest {
-	assert(dmdLikeVersionToSemverLike("2.082.1") == "2.82.1");
-	assert(dmdLikeVersionToSemverLike("2.082.0") == "2.82.0");
-	assert(dmdLikeVersionToSemverLike("2.082") == "2.82.0");
-	assert(dmdLikeVersionToSemverLike("~>2.082") == "~>2.82.0");
-	assert(dmdLikeVersionToSemverLike("~>2.082-beta1") == "~>2.82.0-beta1");
-	assert(dmdLikeVersionToSemverLike("2.4.6") == "2.4.6");
-	assert(dmdLikeVersionToSemverLike("2.4.6-alpha12") == "2.4.6-alpha12");
-}
-
 private enum probeBeginMark = "__dub_probe_begin__";
 private enum probeEndMark = "__dub_probe_end__";
 
diff --git a/source/dub/recipe/packagerecipe.d b/source/dub/recipe/packagerecipe.d
index 30445d1a6..1ec1e59d6 100644
--- a/source/dub/recipe/packagerecipe.d
+++ b/source/dub/recipe/packagerecipe.d
@@ -615,7 +615,6 @@ struct BuildSettingsTemplate {
 
 package(dub) void checkPlatform(const scope ref ToolchainRequirements tr, BuildPlatform platform, string package_name)
 {
-	import dub.compilers.utils : dmdLikeVersionToSemverLike;
 	import std.algorithm.iteration : map;
 	import std.format : format;
 
@@ -697,7 +696,6 @@ private static Dependency parseDependency(string dep)
 
 private static Dependency parseDMDDependency(string dep)
 {
-	import dub.compilers.utils : dmdLikeVersionToSemverLike;
 	import dub.dependency : Dependency;
 	import std.algorithm : map, splitter;
 	import std.array : join;
@@ -785,3 +783,51 @@ package void fixDependenciesNames (T) (string root, ref T aggr) nothrow
 			fixDependenciesNames(root, aggr.tupleof[idx]);
 	}
 }
+
+/**
+	Turn a DMD-like version (e.g. 2.082.1) into a SemVer-like version (e.g. 2.82.1).
+    The function accepts a dependency operator prefix and some text postfix.
+    Prefix and postfix are returned verbatim.
+	Params:
+		ver	=	version string, possibly with a dependency operator prefix and some
+				test postfix.
+	Returns:
+		A Semver compliant string
+*/
+private string dmdLikeVersionToSemverLike(string ver)
+{
+	import std.algorithm : countUntil, joiner, map, skipOver, splitter;
+	import std.array : join, split;
+	import std.ascii : isDigit;
+	import std.conv : text;
+	import std.exception : enforce;
+	import std.functional : not;
+	import std.range : padRight;
+
+	const start = ver.countUntil!isDigit;
+	enforce(start != -1, "Invalid semver: "~ver);
+	const prefix = ver[0 .. start];
+	ver = ver[start .. $];
+
+	const end = ver.countUntil!(c => !c.isDigit && c != '.');
+	const postfix = end == -1 ? null : ver[end .. $];
+	auto verStr = ver[0 .. $-postfix.length];
+
+	auto comps = verStr
+		.splitter(".")
+		.map!((a) { if (a.length > 1) a.skipOver("0"); return a;})
+		.padRight("0", 3);
+
+	return text(prefix, comps.joiner("."), postfix);
+}
+
+///
+unittest {
+	assert(dmdLikeVersionToSemverLike("2.082.1") == "2.82.1");
+	assert(dmdLikeVersionToSemverLike("2.082.0") == "2.82.0");
+	assert(dmdLikeVersionToSemverLike("2.082") == "2.82.0");
+	assert(dmdLikeVersionToSemverLike("~>2.082") == "~>2.82.0");
+	assert(dmdLikeVersionToSemverLike("~>2.082-beta1") == "~>2.82.0-beta1");
+	assert(dmdLikeVersionToSemverLike("2.4.6") == "2.4.6");
+	assert(dmdLikeVersionToSemverLike("2.4.6-alpha12") == "2.4.6-alpha12");
+}