authorgravatar for hello@nektro.netMeghan Denny <hello@nektro.net> 2023-09-20 19:30:31 -07:00
committergravatar for hello@nektro.netMeghan Denny <hello@nektro.net> 2023-09-20 19:30:31 -07:00
logb291df3aa42c279eb53dbdefb0f1026948d92368
tree1c2f24e6075591e2c7fd14c3933a3f65653bd792
parenta542da41f1f0c59fdd0e1527cf5ff9de3f6a0c8e

add tracer calls

2 files changed, 51 insertions(+), 0 deletions(-)

git.zig+50
...@@ -3,6 +3,7 @@ const string = []const u8;...@@ -3,6 +3,7 @@ const string = []const u8;
3const top = @This();3const top = @This();
4const time = @import("time");4const time = @import("time");
5const extras = @import("extras");5const extras = @import("extras");
6const tracer = @import("tracer");
67
7// 40 is length of sha1 hash8// 40 is length of sha1 hash
8pub const Id = *const [40]u8;9pub const Id = *const [40]u8;
...@@ -27,6 +28,9 @@ pub fn version(alloc: std.mem.Allocator) !string {...@@ -27,6 +28,9 @@ pub fn version(alloc: std.mem.Allocator) !string {
27/// dir must already be pointing at the .git folder28/// dir must already be pointing at the .git folder
28// TODO this doesnt handle when there are 0 commits29// TODO this doesnt handle when there are 0 commits
29pub fn getHEAD(alloc: std.mem.Allocator, dir: std.fs.Dir) !?CommitId {30pub fn getHEAD(alloc: std.mem.Allocator, dir: std.fs.Dir) !?CommitId {
31 const t = tracer.trace(@src());
32 defer t.end();
33
30 const h = std.mem.trimRight(u8, try dir.readFileAlloc(alloc, "HEAD", 1024), "\n");34 const h = std.mem.trimRight(u8, try dir.readFileAlloc(alloc, "HEAD", 1024), "\n");
3135
32 if (std.mem.startsWith(u8, h, "ref:")) {36 if (std.mem.startsWith(u8, h, "ref:")) {
...@@ -70,6 +74,9 @@ fn ensureObjId(comptime T: type, input: string) T {...@@ -70,6 +74,9 @@ fn ensureObjId(comptime T: type, input: string) T {
70// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects74// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects
71// https://git-scm.com/book/en/v2/Git-Internals-Packfiles75// https://git-scm.com/book/en/v2/Git-Internals-Packfiles
72pub fn getObject(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !string {76pub fn getObject(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !string {
77 const t = tracer.trace(@src());
78 defer t.end();
79
73 const result = try std.ChildProcess.exec(.{80 const result = try std.ChildProcess.exec(.{
74 .allocator = alloc,81 .allocator = alloc,
75 .cwd_dir = dir,82 .cwd_dir = dir,
...@@ -85,6 +92,9 @@ pub fn getObject(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !string {...@@ -85,6 +92,9 @@ pub fn getObject(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !string {
85// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects92// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects
86// https://git-scm.com/book/en/v2/Git-Internals-Packfiles93// https://git-scm.com/book/en/v2/Git-Internals-Packfiles
87pub fn getObjectSize(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !u64 {94pub fn getObjectSize(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !u64 {
95 const t = tracer.trace(@src());
96 defer t.end();
97
88 const result = try std.ChildProcess.exec(.{98 const result = try std.ChildProcess.exec(.{
89 .allocator = alloc,99 .allocator = alloc,
90 .cwd_dir = dir,100 .cwd_dir = dir,
...@@ -98,6 +108,9 @@ pub fn getObjectSize(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !u64 {...@@ -98,6 +108,9 @@ pub fn getObjectSize(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !u64 {
98// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects108// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects
99// https://git-scm.com/book/en/v2/Git-Internals-Packfiles109// https://git-scm.com/book/en/v2/Git-Internals-Packfiles
100pub fn isType(alloc: std.mem.Allocator, dir: std.fs.Dir, maybeobj: Id, typ: Tree.Object.Id.Tag) !?bool {110pub fn isType(alloc: std.mem.Allocator, dir: std.fs.Dir, maybeobj: Id, typ: Tree.Object.Id.Tag) !?bool {
111 const t = tracer.trace(@src());
112 defer t.end();
113
101 const result = try std.ChildProcess.exec(.{114 const result = try std.ChildProcess.exec(.{
102 .allocator = alloc,115 .allocator = alloc,
103 .cwd_dir = dir,116 .cwd_dir = dir,
...@@ -112,6 +125,9 @@ pub fn isType(alloc: std.mem.Allocator, dir: std.fs.Dir, maybeobj: Id, typ: Tree...@@ -112,6 +125,9 @@ pub fn isType(alloc: std.mem.Allocator, dir: std.fs.Dir, maybeobj: Id, typ: Tree
112// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects125// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects
113// https://git-scm.com/book/en/v2/Git-Internals-Packfiles126// https://git-scm.com/book/en/v2/Git-Internals-Packfiles
114pub fn getType(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !Tree.Object.Id.Tag {127pub fn getType(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !Tree.Object.Id.Tag {
128 const t = tracer.trace(@src());
129 defer t.end();
130
115 const result = try std.ChildProcess.exec(.{131 const result = try std.ChildProcess.exec(.{
116 .allocator = alloc,132 .allocator = alloc,
117 .cwd_dir = dir,133 .cwd_dir = dir,
...@@ -128,6 +144,9 @@ pub fn getType(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !Tree.Object....@@ -128,6 +144,9 @@ pub fn getType(alloc: std.mem.Allocator, dir: std.fs.Dir, obj: Id) !Tree.Object.
128// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects144// https://git-scm.com/book/en/v2/Git-Internals-Git-Objects
129// https://git-scm.com/book/en/v2/Git-Internals-Packfiles145// https://git-scm.com/book/en/v2/Git-Internals-Packfiles
130pub fn revList(alloc: std.mem.Allocator, dir: std.fs.Dir, comptime count: u31, from: CommitId, sub_path: string) !string {146pub fn revList(alloc: std.mem.Allocator, dir: std.fs.Dir, comptime count: u31, from: CommitId, sub_path: string) !string {
147 const t = tracer.trace(@src());
148 defer t.end();
149
131 const result = try std.ChildProcess.exec(.{150 const result = try std.ChildProcess.exec(.{
132 .allocator = alloc,151 .allocator = alloc,
133 .cwd_dir = dir,152 .cwd_dir = dir,
...@@ -145,6 +164,9 @@ pub fn revList(alloc: std.mem.Allocator, dir: std.fs.Dir, comptime count: u31, f...@@ -145,6 +164,9 @@ pub fn revList(alloc: std.mem.Allocator, dir: std.fs.Dir, comptime count: u31, f
145}164}
146165
147pub fn parseCommit(alloc: std.mem.Allocator, commitfile: string) !Commit {166pub fn parseCommit(alloc: std.mem.Allocator, commitfile: string) !Commit {
167 const t = tracer.trace(@src());
168 defer t.end();
169
148 var iter = std.mem.split(u8, commitfile, "\n");170 var iter = std.mem.split(u8, commitfile, "\n");
149 var result: Commit = undefined;171 var result: Commit = undefined;
150 var parents = std.ArrayList(CommitId).init(alloc);172 var parents = std.ArrayList(CommitId).init(alloc);
...@@ -166,6 +188,9 @@ pub fn parseCommit(alloc: std.mem.Allocator, commitfile: string) !Commit {...@@ -166,6 +188,9 @@ pub fn parseCommit(alloc: std.mem.Allocator, commitfile: string) !Commit {
166}188}
167189
168fn parseCommitUserAndAt(input: string) !Commit.UserAndAt {190fn parseCommitUserAndAt(input: string) !Commit.UserAndAt {
191 const t = tracer.trace(@src());
192 defer t.end();
193
169 // Mitchell Hashimoto <mitchell.hashimoto@gmail.com> 1680797363 -0700194 // Mitchell Hashimoto <mitchell.hashimoto@gmail.com> 1680797363 -0700
170 // first and second part is https://datatracker.ietf.org/doc/html/rfc5322#section-3.4195 // first and second part is https://datatracker.ietf.org/doc/html/rfc5322#section-3.4
171 // third part is unix epoch timestamp196 // third part is unix epoch timestamp
...@@ -218,6 +243,9 @@ pub const Commit = struct {...@@ -218,6 +243,9 @@ pub const Commit = struct {
218};243};
219244
220pub fn parseTree(alloc: std.mem.Allocator, treefile: string) !Tree {245pub fn parseTree(alloc: std.mem.Allocator, treefile: string) !Tree {
246 const t = tracer.trace(@src());
247 defer t.end();
248
221 var iter = std.mem.split(u8, treefile, "\n");249 var iter = std.mem.split(u8, treefile, "\n");
222 var children = std.ArrayList(Tree.Object).init(alloc);250 var children = std.ArrayList(Tree.Object).init(alloc);
223 errdefer children.deinit();251 errdefer children.deinit();
...@@ -249,6 +277,9 @@ pub fn parseTree(alloc: std.mem.Allocator, treefile: string) !Tree {...@@ -249,6 +277,9 @@ pub fn parseTree(alloc: std.mem.Allocator, treefile: string) !Tree {
249}277}
250278
251fn parseTreeMode(input: string) !Tree.Object.Mode {279fn parseTreeMode(input: string) !Tree.Object.Mode {
280 const t = tracer.trace(@src());
281 defer t.end();
282
252 std.debug.assert(input.len == 6);283 std.debug.assert(input.len == 6);
253 return .{284 return .{
254 .type = @enumFromInt(try std.fmt.parseInt(u16, input[0..3], 10)),285 .type = @enumFromInt(try std.fmt.parseInt(u16, input[0..3], 10)),
...@@ -354,6 +385,9 @@ pub const Tree = struct {...@@ -354,6 +385,9 @@ pub const Tree = struct {
354// TODO make this inspect .git manually385// TODO make this inspect .git manually
355// TODO make this return a Reader when we implement it ourselves386// TODO make this return a Reader when we implement it ourselves
356pub fn getTreeDiff(alloc: std.mem.Allocator, dir: std.fs.Dir, commitid: CommitId, parentid: ?CommitId) !string {387pub fn getTreeDiff(alloc: std.mem.Allocator, dir: std.fs.Dir, commitid: CommitId, parentid: ?CommitId) !string {
388 const t = tracer.trace(@src());
389 defer t.end();
390
357 if (parentid == null) {391 if (parentid == null) {
358 const result = try std.ChildProcess.exec(.{392 const result = try std.ChildProcess.exec(.{
359 .allocator = alloc,393 .allocator = alloc,
...@@ -377,6 +411,9 @@ pub fn getTreeDiff(alloc: std.mem.Allocator, dir: std.fs.Dir, commitid: CommitId...@@ -377,6 +411,9 @@ pub fn getTreeDiff(alloc: std.mem.Allocator, dir: std.fs.Dir, commitid: CommitId
377}411}
378412
379pub fn parseTreeDiffMeta(input: string) !TreeDiffMeta {413pub fn parseTreeDiffMeta(input: string) !TreeDiffMeta {
414 const t = tracer.trace(@src());
415 defer t.end();
416
380 var result = std.mem.zeroes(TreeDiffMeta);417 var result = std.mem.zeroes(TreeDiffMeta);
381 var lineiter = std.mem.split(u8, input, "\n");418 var lineiter = std.mem.split(u8, input, "\n");
382419
...@@ -448,6 +485,9 @@ pub const TreeDiffMeta = struct {...@@ -448,6 +485,9 @@ pub const TreeDiffMeta = struct {
448};485};
449486
450pub fn parseTreeDiff(alloc: std.mem.Allocator, input: string) !TreeDiff {487pub fn parseTreeDiff(alloc: std.mem.Allocator, input: string) !TreeDiff {
488 const t = tracer.trace(@src());
489 defer t.end();
490
451 var lineiter = std.mem.split(u8, input, "\n");491 var lineiter = std.mem.split(u8, input, "\n");
452 var overview = std.ArrayList(TreeDiff.StateLine).init(alloc);492 var overview = std.ArrayList(TreeDiff.StateLine).init(alloc);
453 var diffs = std.ArrayList(TreeDiff.Diff).init(alloc);493 var diffs = std.ArrayList(TreeDiff.Diff).init(alloc);
...@@ -604,6 +644,9 @@ pub const TreeDiff = struct {...@@ -604,6 +644,9 @@ pub const TreeDiff = struct {
604};644};
605645
606pub fn getBranches(alloc: std.mem.Allocator, dir: std.fs.Dir) ![]const Ref {646pub fn getBranches(alloc: std.mem.Allocator, dir: std.fs.Dir) ![]const Ref {
647 const t = tracer.trace(@src());
648 defer t.end();
649
607 const result = try std.ChildProcess.exec(.{650 const result = try std.ChildProcess.exec(.{
608 .allocator = alloc,651 .allocator = alloc,
609 .cwd_dir = dir,652 .cwd_dir = dir,
...@@ -627,6 +670,13 @@ pub fn getBranches(alloc: std.mem.Allocator, dir: std.fs.Dir) ![]const Ref {...@@ -627,6 +670,13 @@ pub fn getBranches(alloc: std.mem.Allocator, dir: std.fs.Dir) ![]const Ref {
627}670}
628671
629pub fn getTags(alloc: std.mem.Allocator, dir: std.fs.Dir) ![]const Ref {672pub fn getTags(alloc: std.mem.Allocator, dir: std.fs.Dir) ![]const Ref {
673 const t = tracer.trace(@src());
674 defer t.end();
675
676 // 97bc4b5f87656a34139e1a8122866c8c5b432598 refs/tags/1.2.5
677 // a450a23e318c5a8fcba5a52c8fdc2e23584650b3 refs/tags/1.2.5^{}
678 // 71264720050572b7bad24532ff39951f47d9296a refs/tags/15.3.1
679 // 7dfd3948a9095f0253bfba60fed52895ffbf84bb refs/tags/15.3.2
630 const result = try std.ChildProcess.exec(.{680 const result = try std.ChildProcess.exec(.{
631 .allocator = alloc,681 .allocator = alloc,
632 .cwd_dir = dir,682 .cwd_dir = dir,
zig.mod+1
...@@ -6,3 +6,4 @@ description: Inspect into the depths of your .git folder purely from Zig...@@ -6,3 +6,4 @@ description: Inspect into the depths of your .git folder purely from Zig
6dependencies:6dependencies:
7 - src: git https://github.com/nektro/zig-time7 - src: git https://github.com/nektro/zig-time
8 - src: git https://github.com/nektro/zig-extras8 - src: git https://github.com/nektro/zig-extras
9 - src: git https://github.com/nektro/zig-tracer