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Always find the closest existing candidate build file before looking in the directory structure

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Alexandros Naskos 2021-01-31 12:35:08 +02:00
parent ca6598572e
commit fa496936f5
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GPG Key ID: 02BF2E72B0EA32D2
1 changed files with 16 additions and 8 deletions
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24
src/document_store.zig
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@ -192,15 +192,23 @@ fn newDocument(self: *DocumentStore, uri: []const u8, text: []u8) anyerror!*Hand
log.debug("Failed to load packages of build file {s} (error: {})", .{ build_file.uri, err });
};
} else if (self.zig_exe_path != null and !in_std) {
// Look into build files to see if we already have one that lives in the directory structure
var candidate = for (self.build_files.items) |build_file| {
const build_file_base_uri = build_file.uri[0 .. std.mem.lastIndexOfScalar(u8, build_file.uri, '/').? + 1];
// Look into build files and keep the one that lives closest to the document in the directory structure
var candidate: ?*BuildFile = null;
{
var uri_chars_matched: usize = 0;
for (self.build_files.items) |build_file| {
const build_file_base_uri = build_file.uri[0 .. std.mem.lastIndexOfScalar(u8, build_file.uri, '/').? + 1];
if (std.mem.startsWith(u8, uri, build_file_base_uri)) {
log.debug("Found a candidate associated build file: {s}", .{build_file.uri});
break build_file;
if (build_file_base_uri.len > uri_chars_matched and std.mem.startsWith(u8, uri, build_file_base_uri)) {
uri_chars_matched = build_file_base_uri.len;
candidate = build_file;
}
}
} else null;
if (candidate) |build_file| {
log.debug("Found a candidate associated build file: `{s}`", .{build_file.uri});
}
}
// Then, try to find the closest build file.
var curr_path = try URI.parse(self.allocator, uri);
defer self.allocator.free(curr_path);
@ -252,7 +260,7 @@ fn newDocument(self: *DocumentStore, uri: []const u8, text: []u8) anyerror!*Hand
if (candidate) |build_file| {
build_file.refs += 1;
handle.associated_build_file = build_file;
log.debug("Associated build file `{s}` to document `{s}`", .{build_file.uri, handle.uri()});
log.debug("Associated build file `{s}` to document `{s}`", .{ build_file.uri, handle.uri() });
}
}