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Accelerate symbolReferencesInternal by another factor of 2 and activate unit tests

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This commit is contained in:
Jonathan Hähne 2021-03-29 14:02:52 +02:00
parent 9a2695ecdb
commit ec1ee55dee
4 changed files with 92 additions and 33 deletions
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6
build.zig
View File

@ -237,14 +237,12 @@ pub fn build(b: *std.build.Builder) !void {
const test_step = b.step("test", "Run all the tests");
test_step.dependOn(builder.getInstallStep());
var unit_tests = b.addTest("tests/unit_tests.zig");
unit_tests.addPackage(.{ .name = "analysis", .path = "src/analysis.zig" });
unit_tests.addPackage(.{ .name = "types", .path = "src/types.zig" });
var unit_tests = b.addTest("src/unit_tests.zig");
unit_tests.setBuildMode(.Debug);
test_step.dependOn(&unit_tests.step);
var session_tests = b.addTest("tests/sessions.zig");
session_tests.addPackage(.{ .name = "header", .path = "src/header.zig" });
session_tests.setBuildMode(.Debug);
test_step.dependOn(&session_tests.step);
}

26
src/document_store.zig
View File

@ -383,14 +383,14 @@ fn refreshDocument(self: *DocumentStore, handle: *Handle, zig_lib_path: ?[]const
// Remove all old_imports that do not exist anymore
for (old_imports.items) |old| {
still_exists: {
for (new_imports) |new| {
for (new_imports.items) |new| {
if (std.mem.eql(u8, new, old)) {
break :still_exists;
}
}
log.debug("Import removed: {s}", .{old});
self.decrementCount(uri);
self.allocator.free(uri);
self.decrementCount(old);
self.allocator.free(old);
}
}
}
@ -500,18 +500,14 @@ pub fn uriFromImportStr(
}
return null;
} else {
// Find relative uri
const path = try URI.parse(allocator, handle.uri());
defer allocator.free(path);
const dir_path = std.fs.path.dirname(path) orelse "";
const import_path = try std.fs.path.resolve(allocator, &[_][]const u8{
dir_path, import_str,
});
defer allocator.free(import_path);
return try URI.fromPath(allocator, import_path);
const base = handle.uri();
var base_len = base.len;
while (base[base_len - 1] != '/' and base_len > 0) { base_len -= 1; }
base_len -= 1;
if (base_len <= 0) {
return error.UriBadScheme;
}
return try URI.pathRelative(allocator, base[0..base_len], import_str);
}
}

26
tests/unit_tests.zig → src/unit_tests.zig
View File

@ -1,5 +1,7 @@
const analysis = @import("analysis");
const types = @import("types");
const analysis = @import("analysis.zig");
const types = @import("types.zig");
const offsets = @import("offsets.zig");
const URI = @import("uri.zig");
const std = @import("std");
@ -30,11 +32,11 @@ fn testContext(comptime line: []const u8, comptime tag: anytype, comptime range:
const doc = try makeUnnamedDocument(final_line);
defer freeDocument(doc);
var arena = std.heap.ArenaAllocator.init(allocator);
defer arena.deinit();
const ctx = try analysis.documentPositionContext(allocator, doc, types.Position{
.line = 0,
.character = @intCast(i64, cursor_idx),
});
const p = try offsets.documentPosition(doc, .{ .line = 0, .character = @intCast(i64, cursor_idx) }, .utf8);
const ctx = try analysis.documentPositionContext(&arena, doc, p);
if (std.meta.activeTag(ctx) != tag) {
std.debug.warn("Expected tag {}, got {}\n", .{ tag, std.meta.activeTag(ctx) });
@ -100,3 +102,15 @@ test "documentPositionContext" {
"Se",
);
}
test "pathRelative and escapes" {
const join1 = try URI.pathRelative(allocator, "file://project/zig", "/src/main+.zig");
defer allocator.free(join1);
std.testing.expectEqualStrings("file://project/zig/src/main%2B.zig", join1);
const join2 = try URI.pathRelative(allocator, "file://project/zig/wow", "../]src]/]main.zig");
defer allocator.free(join2);
std.testing.expectEqualStrings("file://project/zig/%5Dsrc%5D/%5Dmain.zig", join2);
}

67
src/uri.zig
View File

@ -1,13 +1,24 @@
const std = @import("std");
const mem = std.mem;
const reserved_chars = &[_]u8{
'!', '#', '$', '%', '&', '\'',
'(', ')', '*', '+', ',', ':',
';', '=', '?', '@', '[', ']',
};
const reserved_escapes = comptime blk: {
var escapes: [reserved_chars.len][3]u8
= [_][3]u8{[_]u8{undefined} ** 3} ** reserved_chars.len;
for (reserved_chars) |c, i| {
escapes[i][0] = '%';
_ = std.fmt.bufPrint(escapes[i][1..], "{X}", .{c}) catch unreachable;
}
break :blk &escapes;
};
/// Returns a URI from a path, caller owns the memory allocated with `allocator`
pub fn fromPath(allocator: *std.mem.Allocator, path: []const u8) ![]const u8 {
pub fn fromPath(allocator: *mem.Allocator, path: []const u8) ![]const u8 {
if (path.len == 0) return "";
const prefix = if (std.builtin.os.tag == .windows) "file:///" else "file://";
@ -19,10 +30,8 @@ pub fn fromPath(allocator: *std.mem.Allocator, path: []const u8) ![]const u8 {
for (path) |char| {
if (char == std.fs.path.sep) {
try buf.append('/');
} else if (std.mem.indexOfScalar(u8, reserved_chars, char) != null) {
// Write '%' + hex with uppercase
try buf.append('%');
try std.fmt.format(out_stream, "{X}", .{char});
} else if (mem.indexOfScalar(u8, reserved_chars, char)) |reserved| {
try buf.appendSlice(&reserved_escapes[reserved]);
} else {
try buf.append(char);
}
@ -32,7 +41,7 @@ pub fn fromPath(allocator: *std.mem.Allocator, path: []const u8) ![]const u8 {
if (std.builtin.os.tag == .windows) {
if (buf.items.len > prefix.len + 1 and
std.ascii.isAlpha(buf.items[prefix.len]) and
std.mem.startsWith(u8, buf.items[prefix.len + 1 ..], "%3A"))
mem.startsWith(u8, buf.items[prefix.len + 1 ..], "%3A"))
{
buf.items[prefix.len] = std.ascii.toLower(buf.items[prefix.len]);
}
@ -41,6 +50,47 @@ pub fn fromPath(allocator: *std.mem.Allocator, path: []const u8) ![]const u8 {
return buf.toOwnedSlice();
}
/// Move along `rel` from `base` with a single allocation.
/// `base` is a URI of a folder, `rel` is a raw relative path.
pub fn pathRelative(allocator: *mem.Allocator, base: []const u8, rel: []const u8) ![]const u8 {
const max_size = base.len + rel.len * 3 + 1;
var result = try allocator.alloc(u8, max_size);
errdefer allocator.free(result);
mem.copy(u8, result, base);
var result_index: usize = base.len;
var it = mem.tokenize(rel, "/");
while (it.next()) |component| {
if (mem.eql(u8, component, ".")) {
continue;
} else if (mem.eql(u8, component, "..")) {
while (true) {
if (result_index == 0)
return error.UriBadScheme;
result_index -= 1;
if (result[result_index] == '/')
break;
}
} else {
result[result_index] = '/';
result_index += 1;
for (component) |char| {
if (mem.indexOfScalar(u8, reserved_chars, char)) |reserved| {
const escape = &reserved_escapes[reserved];
mem.copy(u8, result[result_index..], escape);
result_index += escape.len;
} else {
result[result_index] = char;
result_index += 1;
}
}
}
}
return allocator.resize(result, result_index);
}
pub const UriParseError = error{
UriBadScheme,
UriBadHexChar,
@ -59,8 +109,8 @@ fn parseHex(c: u8) !u8 {
}
/// Caller should free memory
pub fn parse(allocator: *std.mem.Allocator, str: []const u8) ![]u8 {
if (str.len < 7 or !std.mem.eql(u8, "file://", str[0..7])) return error.UriBadScheme;
pub fn parse(allocator: *mem.Allocator, str: []const u8) ![]u8 {
if (str.len < 7 or !mem.eql(u8, "file://", str[0..7])) return error.UriBadScheme;
const uri = try allocator.alloc(u8, str.len - (if (std.fs.path.sep == '\\') 8 else 7));
errdefer allocator.free(uri);
@ -89,3 +139,4 @@ pub fn parse(allocator: *std.mem.Allocator, str: []const u8) ![]u8 {
return allocator.shrink(uri, i);
}