From 9dc694df24dba3d8497bb0a1c0e1f6ad5dc66221 Mon Sep 17 00:00:00 2001 From: Techatrix <19954306+Techatrix@users.noreply.github.com> Date: Fri, 2 Sep 2022 20:10:05 +0200 Subject: [PATCH] report version just like zig --- build.zig | 32 +++++++++++++++++++++++++++++++- 1 file changed, 31 insertions(+), 1 deletion(-) diff --git a/build.zig b/build.zig index d2b248d..2e214a9 100644 --- a/build.zig +++ b/build.zig @@ -2,6 +2,8 @@ const std = @import("std"); const builtin = @import("builtin"); const shared = @import("src/shared.zig"); +const zls_version = std.builtin.Version{ .major = 0, .minor = 10, .patch = 0 }; + pub fn build(b: *std.build.Builder) !void { const target = b.standardTargetOptions(.{}); @@ -44,12 +46,40 @@ pub fn build(b: *std.build.Builder) !void { ); const version = v: { + const version_string = b.fmt("{d}.{d}.{d}", .{ zls_version.major, zls_version.minor, zls_version.patch }); + const git_describe_untrimmed = try b.exec(&[_][]const u8{ "git", "-C", b.build_root, "describe", "--match", "*.*.*", "--tags", }); - break :v std.mem.trim(u8, git_describe_untrimmed, " \n\r"); + const git_describe = std.mem.trim(u8, git_describe_untrimmed, " \n\r"); + + switch (std.mem.count(u8, git_describe, "-")) { + 0 => { + // Tagged release version (e.g. 0.10.0). + std.debug.assert(std.mem.eql(u8, git_describe, version_string)); // tagged release must match version string + break :v version_string; + }, + 2 => { + // Untagged development build (e.g. 0.10.0-dev.216+34ce200). + var it = std.mem.split(u8, git_describe, "-"); + const tagged_ancestor = it.first(); + const commit_height = it.next().?; + const commit_id = it.next().?; + + const ancestor_ver = try std.builtin.Version.parse(tagged_ancestor); + std.debug.assert(zls_version.order(ancestor_ver) == .gt); // zls version must be greater than its previous version + std.debug.assert(std.mem.startsWith(u8, commit_id, "g")); // commit hash is prefixed with a 'g' + + break :v b.fmt("{s}-dev.{s}+{s}", .{ version_string, commit_height, commit_id[1..] }); + }, + else => { + std.debug.print("Unexpected 'git describe' output: '{s}'\n", .{git_describe}); + std.process.exit(1); + }, + } }; + exe_options.addOption([:0]const u8, "version", try b.allocator.dupeZ(u8, version)); const KNOWN_FOLDERS_DEFAULT_PATH = "src/known-folders/known-folders.zig";